Metal Casting Zone Info Blog

Archive for January, 2011

Cast Iron Gutters: The Best Option For Your Dream Home

Your home may have an impressive appearance from outside but if its guttering system do not function properly it might get very difficult for you to live there. Most of the people do not pay heed to these critical needs of the household and thus has to pay back its price later. A little knowledge about cast iron gutters can go a long way in keeping your dream home protected from rainwater.

Discerning householders are aware that a fully functioning guttering system is the most important thing to protect the home and its cellar or foundation from damage from rainwater. Choosing from cast iron gutters, aluminium gutters, plastic gutters, and copper gutters isn’t a simple task. Each of these materials offer their own advantages to varying degrees but however still it’s the cast iron gutters that wins on all counts.

Having been in use for about centuries, cast iron continues to be the favourite amongst millions all over the world. In the recent times, PVC and vinyl gutters have become quite popular but that’s mainly because of its affordable price and functionality; but however, if you are a person giving importance to the outer looks of your house, you surely wouldn’t opt for any guttering system other than cast iron guttering. However, aluminium guttering system is also a good option for your house or building.

Cast iron generally has a matted look, which give the cast iron guttering system a different character and gives your home just the kind of feel you’ve been looking for. Well, apart from cast iron rainwater gutters being ornamental, they have other advantages too.

When you set cast iron gutters in your residence or building, you don’t have to spend extra money for professionals to install them. This means installation of cast iron rainwater gutters doesn’t involve any hassle. It is a do-it-yourself project. However, even if you take the help of installation experts, it won’t cost you much. If installed properly, they can be completely noiseless.

Cast iron gutters are long lasting and last for about 100 years. They need only minimum maintenance and need the same cleaning like other gutters to be protected from dirt, twigs, insects, leaves and other debris. Moreover, they are very eco-friendly.

Designers and homeowners alike can get extremely picky, because they constantly think about the aesthetics. Therefore, at times, it becomes imperative to have different colours and shades in gutters so that they can be matched to the colour theme of the construction. Gutters made of cast iron material can be painted very easily to any colour without much effort.

It is important to purchase the best quality cast iron rainwater gutters for your needs; but the question that now arises is how to buy the best quality cast iron rainwater gutters. The easiest way is to look out for reputed online providers in the Internet. You can access their websites and learn more about their products and hence buy superior quality cast iron gutters at affordable rates.

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Welding cast iron can be easy

There are certain elements and materials that are difficult to weld. Cast iron is one such item. But with little effort and application of right strategies, it can also be welded. In most of the cases, welding on this item includes casting to repairs. In the foundry, the repair work is done. It is done where the casting operation is performed. The casting defects may be repaired after the portioned is machined. Mis-machined cast iron portion or part may require some repair welding, especially when holes are drilled or made in the wrong area. Welding technology is used for repairing broken cast iron parts. Broken cast iron parts are common. It is due to the brittle nature of the cast iron.

There is a wide variety of cast iron. Gray cast iron is one of the most popular types. There are some information regarding this variety of cast iron. It will definitely prove to be helpful for you to understand the welding challenges. Cast iron has 2%-4% carbon content. It is ten times much than the steel. Due to the high carbon content the carbon forms into flakes of graphite.

Molted iron is allowed to cool after it is poured into a mould. This is done during the preparation of casting. Castings that are free from any crack can be made when high carbon element is permitted to cool slowly. This is one of the most important information for you. It will be of great help while welding cast iron, especially during and after the completion of welding operation. You may allow the casting to be too slow or keep it cool so that the rate of cooling is not so crucial.

Most of the cast iron has a critical temperature of 1450 degrees F. this temperature condition can cause cracking. The arc will definitely heat the casting iron to temperatures above this point. So, it is very crucial on your part to check whether the casting is done for long periods at this temperature. It is one of the most important areas that you need to look at.

There are two common techniques of welding. One is welding through pre-heating procedure ad another is without pre-heating. In most of the cases, cast iron is welded through the pre-heating technique. In fact, it is the coon method used by most of the welding experts. Another method is to weld the cast iron by cooling it.

So now that you know the methods make sure that you find out what your requirements are and select the best method as per your needs.

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Cast Iron Skillets — Cooking Advantages With Traditional Cookware

Not all good things come with a hefty price tag! Whichis very apt when we talk about the cast iron skillets.  Often quality skillets can be found discarded at a swap meet or garage sale.  And you can find new products at good retailers both on line and at the local mall.  However, these new products can have a hefty price associated with them.

You can buy expensive modern cookware made of lighter metals and alloys, but the advantages of cast iron are uniques compared to other cookware. Be it durability, versitility, heat distribution or heat retention, cast iron cookware is definitely the best choice for some applications.

Although it sounds old fashioned, cast iron skillets and Dutch ovens are important kitchen tools. Some of the advantages of using cast iron are as follows:

? Even Distribution of Heat
One of the advantages of using a cast iron is that, while it may take a bit longer to get up to temperature, when it reached the desired temperature the heat is evenly distributed throughout the entire utensil. Also, once heated, it retains heat for some time unlike aluminum and other cookware metals. Cooking in a cast iron skillet or pans would great choices for braising or browning, would provide constant temperature for soups, stews or thick sauces and would be superb for recipes that mix vegetables with roasts for slower cooking. The results would also be tastier meals.

? Durable and long lasting
The durability of cast iron skillets and cookware is yet another advantage. Cast iron cookware has been known to be passed down from generation to generation. With proper care, it will continue to perform well for many more decades. Newer versions include enamel coated cast iron which has the same durability but adds fashion colors along with different shapes and sizes.

? Easy maintenance.
In contrast to general belief, cast iron skillet is fairly easy to maintain. Reconditioning can be done in your oven. After heating to a high temperature for several hours followed by cleaning with baking powder or other biodegradable scrubbing powder, rinse thoroughly and then apply a coating of fat or oil on the surface and allow the oil to fill in the porous surface of the pan. After each use, apply a thin coat of oil to the clean surface. This will create a barrier for protecting the surface.

? Non-stick properties
While aged and conditioned cast iron is not truly non-stick, traditional cast iron does obtain a sheen and finish that has characteristics similar to non-stick.

? Wide variety
Cast iron skillets are available in many types. You can find different sizes of frying pan, griddles, Dutch ovens and roasting pans. The enamel alternatives add an array of colors as well. The versatility of this cookware is unmatched by any other style. Roasting, stewing, grilling and baking are just some of the options possible. Since cast iron can go from stove to oven to table to refrigerator with no special handling needed, you are limited only by imagination

? Health Benefits.
Cooking in cast iron adds marginal amounts of iron into the food. For most people this is a positive result. When compared to some other alternatives, according to many reports, cast iron is a safer alternative.

? Cheap and affordable price.
While it may be possible to find traditional cast iron cookware that is pretty inexpensive, newer versions are no longer really cheap option. Enamel cookware can be expensive as demonstrated by Le Creseut and Lodge. There are other quality brands that are not quite as expensive such as <a rel=”nofollow” onclick=”javascript:_gaq.push(['_trackPageview', '/outgoing/article_exit_link']);” href=”http://www.yoursmartkitchen.com/store-categories-Cast-Iron_3242608.html”Chasseur</a> a French manufacture or Color Cast a US producer.

Even though there are multiple benefits of using cast iron skillets, there is one common myth, which needs to be resolved. The myth that says do not use soap to clean your cast iron cookware at it can damage or corrode it, but this is not the case. A mild antibacterial soap and baking soda can be used to clean your cast iron cookware easily.

The effectiveness of cast iron cookware is surely going to continue far into the future. New metals and engineering will continue evolve and cookware will change but cast iron will remain a mainstay in kitchens well into the future no matter what new alternatives are developed.

Isn’t IT Time You Put That Gate Up?

A home isn’t really ready to be called a home until you’ve added the iron gates. While they are overlooked by some when investing in their new home, they greatly increase the physical appeal and value of the homestead. They give an excellent classic feel to the environment and whether or not you may live in a castle shouldn’t determine if you live like you’re in one. Gates are great for security and can be found everywhere in the world around you. Homes and buildings, parks and offices, many of them use these gates as an entry way, but also as a sign of outstanding beauty.

Why Iron?

Iron gates are one of the most popular types available in the industry for public and private use. Constructed from a solid iron base that’s been through the tough process of casting. Taking inspiration from the early 19th century architectural style, which gives them a classy feel and elegant touch. For this reason they made their early debut in large homes and mansions, museums, and public parks where they could be viewed and adorned by all. These type of gates look amazing in all variations of design.

Not everyone has caught on

Surprisingly, a lot of homes and buildings today are still lacking those iron doors that would make them perfect. An arizona pool fencing company might sport a newly crafted iron fence, while the mansion across the road may be absent one. This is due to the quick spike in interest stemming from new forging techniques. Before; they were always large and bulky, but now with these new techniques they can be as beautiful as they are protective. With this new boundary broken, there’s no reason why anyone shouldn’t sport a new iron gate.

Do they look good?

There’s a lot of speculation that gates and security doors simply aren’t an important architectural aspect of any house. Once they’ve actually seen a home adorned with a uniquely crafted set of iron gates they’ll be quick to change their opinion. There’s nothing really negative you can take away from them with the new techniques available. They’re no longer just large structures there to keep something in or the outside out. They can be used for decoration and nothing more. Set in open areas where they would otherwise make really no difference aside from being visually appealing.

These new methods also translate into a better experience for the consumer. You’ll now have a larger selection of standard designs available when you go to purchase your iron doors or gates as well as the option for more custom layouts. Some are intertwined with fiberglass or more elegant substances such as marble, but retain the strong standing that you’d expect from a steel gate. Whatever reason lies beneath; be it for visual satisfaction or the protection of your land, there’s not really a good excuse not to have your own gates.

www.TerminalIronWorks.com Not just anyone works for Terminal Iron Works. Located in Long Beach California, It takes a devoted and keen eye to make the team. A willingness to bend and challenge the norm and settles for nothing less then perfection even with Wrought Iron Gates. With over 130 years of combined experience, the designers, artisans and fabricators at Terminal Iron Works excel in their understanding of an ancient art. At home with CAD, as well as time tested applications the team stands ready to be of service to you. All staff within Terminal Iron Works will work tirelessly from concept, fabrication to the final installation while understanding that during the process you may wish add a concept change, it’s ok. We’re flexible and professional in our service to you. So Visit our website at www.terminalironworks.com Check out our Wrought Iron Gates Services as well.
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Read About Free Heated Towel Rails and Cast Iron Radiators

Cast iron radiators have been a choice of heating up spaces for years. Its simplicity and versatility has encouraged its usage in modern homes too. Overcoming all the space hazards and rustic and tired shapes, this heating apparatus is now available in absolutely pleasing and compact shapes and sizes. With higher efficiency and satisfying performance, many customers have started opting for this simplistic heating method.

These cast iron radiators are made of various metals like iron, stainless steel, or aluminum. Iron being durable and having the capacity to retain more heat are widely chosen as the metal for these radiators. The heat exuded is directly proportional to the surface area of the radiator. With steam radiators and hot water radiator types available besides electric, these have followed the eco-friendly path too. Modern cast iron radiators are designed in attractive and sleek shaped and sizes to suit your home.

Running parallel in basic concept is the heated towel rail. Preferred by many homes these are comfort giving and even useful to keep your bathroom dry. Using a warm towel is a total bliss for many people. These are also designed in various colors like stainless steel, chrome or brass, suiting every contemporary bathroom. Towel rails are of various types depending upon their heating source. Electric towel rails are easy to set up and easy to operate too. With a simple on/off switch you can control its function. Thus when you leave the bathroom you can switch off the power.

The other type is the Plumbed-in rail, which are connected to the cast iron heating system of the entire house. These have thermostat control for maintaining the temperature. Another variant is the Duel fuel railing that can operate on electricity as well as on hydraulic system. In summers when your home may not require heating up, you can opt for electric heating of the towel rails. Similarly in winters you can choose to share from the common heating system.

Installing these heating radiators in your homes and bathrooms provides ambient thermal conditions keeping you healthy and relaxed.

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Columns, Pier Caps, Balusters, Gate Posts, Garden Products, Bullnose, Pavers, What Are They?

You can use them practically anywhere you want to, from the front and back verandas, porches, in front of the garage, making a colonnade entrance to you front door, a colonnade in your yard heading towards your garden with timbers across them , growing vines on them to give you shade in the hot summer days. Columns can be used also as carport posts with a roof on them, Build a porter cohere in front of the house as drop off point, to park your car under it, Use them for gazebos, Pergolas, to support the roof of your house are you building a Georgian House use them for the portico as well as the stick on quoins, or the full block quoins , along with the window sills, Build a rotunda in your country house using 350mm Tuscan columns, great to have a Barbie or have an orchestra play in it.

Of course there are also Square Columns available that you can use for an aesthetically look, or as structural columns.

Pier Caps

Also called Caps, Pyramid Caps, Post Caps

When you build a brick pier and brick wall you usually want to cap it with some sort of Capping to finish the job off, Flat Pier Caps, or pyramid shaped caps are used for the piers, flat wall capping, or rounded edged capping, also called bull nose caps, some people like to use some of the more elaborate wall capping like a molded side wall capping, or Ridged wall capping.

Baluster Fencing

A row of balusters is called balustrade, you use these to create a fence.

Fencing plays a very important part in our life providing security and peace of mind. Balusters and posts are used to fence off a verandah, or a balcony to prevent people from falling over the edge, they are used as staircases railings, also as a swimming pool fence with gates attached to the posts to keep it locked so that little babies don’t go in unless supervised by an adult.

You can use them to create a landscape garden in a country house, in the backyard or at the front of the house.

Incorporate a bull nose fence with picket fencing on top of the bull nose with gate posts and pier caps the choices and styles are endless with our products.

Gate Posts

Used to create a driveway Grand entrance and attach all types of gates from lightweight to cast iron gates, they can be incorporated with smaller diameter posts to fence off your property.

These column wraps allow for flexibility in positioning the column but you want to make sure you measure so you have enough clearance from the support post to the edge of the porch. The space needed depends on which style of column you are installing. The tapered columns need more space than the non tapered because they have larger bases.

Check out a wide range of cast iron radiators available and how benefit over modern radiators online

Cast Iron Radiators

If you are looking to enhance to look of any room in your home what better way to do it than replacing our old bland radiators with cast iron radiators. Perfect for Victorian homes or homes that are decorated in a Victorian style, cast iron radiators are the perfect addition especially in homes with high ceiling and intricate covings. Where can you find cast iron radiators? Online is the answer! You will find a broad selection of cast iron radiators in a variety of colours. What more, purchasing cast iron radiators online will save you money. Unlike high street stores, online retailers don’t have costly overheads so you are passed on the savings!

Victorian Radiators

Ever thought of transforming the look of your home? Wondered how it can be done easily, quickly and cheap? The answer is simple…replace your old radiators with Victorian radiators. Available in a wide range of styles and colours, Victorian radiators are exceptionally popular throughout the UK so you have to act fast. There are a number of online retailers offering Victorian radiators at hugely discounted prices. Simply go online and you will be spoilt for choice. Choose from hundreds of Victorian radiators and once you have made your choice, you can have your items delivered directly to your front door.

What can I do with my old radiators?

Many online retailers offer to purchase you old radiators. By reclaiming radiators traded in by customers, they are tested and refurbished before being sold for bargain prices.

What about parts and accessories?

The vast majority of online retailers stock a range of radiator parts and accessories such as valves, wall stays, electric heating elements and feet.

What if I want to physically see the radiator I am purchasing?

Many online retailers have showrooms so that customers can come and have a look at what they are purchasing. At the end of the day, you need to be sure that you are making the right decision and that your new radiator is going to compliment the decor of your home.

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Why Cast Iron Fireplace Surrounds Are Still So Popular

In England, the Victorian period endured from the mid 1830s to the start of the 1900s. During this time society underwent a good deal of change.  Mass production was spreading quickly and people in the middle class enjoyed being able to purchase a wider variety of products than ever before in the history of the country. The English middle class was now thriving and the use of new materials such as cast iron quickly became very popular.  Many things were being made of cast iron during this time by pouring molten iron into a sand mould. Cast iron was a very popular and trendy material that helped to shape the Victorian design era. Most new homes at that time had cast iron fences installed outside and often had benches, lawn furniture and railings made out of this heavy and very durable material.

It was also the case that many of the new Victorian houses being built were fitted with cast iron fireplace surrounds which became the centrepiece of the home. These fireplace surrounds were often built onto the fireplace in the living area of the home as well as to the hearths in the main bedrooms to provide a modern, new look and long-lasting warmth during the chilly months of the year. Many of the older, existing homes during this era had stone fireplaces inside that were designed to burn wood and coal. These fireplaces were often framed with decorative surrounds that were made of wood, slate or stone. It was a trend at the time to replace these outdated surrounds with the new and more modern cast iron variety as it was seen as a status symbol among the middle class to own an hearth made of this new material that was sweeping the land.

Today, the charm and popularity of cast iron fireplace surrounds is alive and very well in large cities and small towns alike. Old cast iron surrounds are routinely being recovered from ageing homes by companies who make it their business to refurbish originaliron surrounds. Once restored to their original state, they are sold to eager home owners who wish to add an authentic old-world charm to the interior of their homes. People are also buying new surrounds made of cast iron that emulate the ageless beauties of yesteryear. There are a countless number of styles available today and they come in a wide variety of prices.

Many of today’s top home design trends are based on nostalgia. People are rediscovering the warmth and good looks of hardwood flooring for example and antique furniture is just as popular as ever before. Modern day families are spending as much quality time together that their busy lifestyles allow. Sitting around a cosy and inviting fire is the ideal place to gather to  talk about the happenings in life. Cast iron fireplace surrounds are popular, attractive and are sure to become the central focus of any modern day family home. You can shop online for this type of surround or you can search your local yellow pages to find restoration companies who specialise in refurbishing these surrounds.

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Entertainment, Restaurants and Bars in Birmingham

With the exception of two of the city’s theatres, most of the night-life in Birmingham is centred on the Broad Street area, which includes the International Convention Centre, the National Indoor Arena, the Symphony Hall, the Repertory Theatre and the re-furbished Town Hall, not to mention numerous bars and clubs. Not that Birmingham is a ‘one street city’ when it comes to having a night out. The area between Sparkhill, Moseley and Balsall Heath has a national reputation for a particular style of cuisine along with notable Irish and Chinese quarters too.

Bars and Pubs:

In the city centre if you want an evening out in one of the so called ‘drinking palaces’, then head for Broad Street, where as well as the national chains of such pubs and bars you’ll find places like Stoodi Baker’s, which has several rooms ranging from a small and trendy bar to more cavernous rooms complete with dance-floor and professional Go-Go dancers. However, if you step off Broad Street into Brindley Place you enter an area where the pubs and bars have a quieter and more relaxed ambience.

Between Colmore Row and New Street several old banks and commercial premises have been tastefully converted into bars. For example the Old Joint Stock on Temple Row; with balustrades, balconies, chandeliers and the most fantastic front door in the city, gives you the feeling of entering a country club rather than a city bar. Bennetts, on nearby Bennetts Hill, is another former bank turned into a bar. Its plush Regency finish could fool you into thinking you’ve entered a library instead. Both of these bars serve a good selection of beers, lagers and wine as well as some excellent food. With a history dating back to 1821, the Tap and Spile on Gas Street is an old and original pub by the side of the canal. It’s a Free House and serves a good selection of nationally renowned beers and international lagers.

Restaurants:

The so called ‘Balti triangle’ between Sparkhill, Moseley and Balsall Heath is where you’ll find the best of Birmingham’ famed Balti restaurants. The award winning Al Frash, on Ladypool Road in Sparkbrook, is probably the best known of the Balti Houses. Located on Broad street is Birmingham’s favourite Indian restaurant, Shimla Pinks. It claims to be “…the UKs most stylish place to experience Indian cuisine” if you visit it you’ll probably end up agreeing with them. This is no ordinary Indian restaurant to go for a cheap curry, main course prices rise from 15 GBP to 45 GBP a head. The Mailbox has several stylish bars and restaurants, such as Zizzi which serves mainly Italian food. Prices are very reasonable at around 20 GBP a head for a three course meal, Zizzi also has a good selection of reasonably priced wines.

Near the Arcadian Centre in the Chinese Quarter is the Chung Yin on Wrottesley Street. This is the best Chinese restaurant in the city. It specialises in Cantonese cuisine and produces 70 different varieties of dim sum. Chung Yin is popular and always busy, a main course is priced around the 10 GBP mark. Whilst the above restaurants reflect how multi-cultural Birmingham is there are plenty of restaurants offering British and French cuisine. In the city centre two of the places to go are the Berlioz Restaurant in Burlington Arcade and Apres on Summer Row. Brindley Place, behind the ICC and NIA, is very popular with diners going to places such as; Cafe Rouge, Le Petit Blanc, Bank and The Locks. If you’re near the Art Gallery, on Chamberlain Square, during the day time a visit to its Edwardian Tea Room is highly recommended. A large and fancily decorated room with cast iron pillars sets the scene for morning coffee, lunch or afternoon tea in the city.

Entertainment:

Birmingham has three major theatres. The Hippodrome is home to the Royal Ballet and hosts touring drama, musical, ballet and opera productions. Almost half a million people a year visit the Hippodrome making it one of the most popular theatres in the country. The Hippodrome is in the Chinese quarter of the city on Hurst Street. The Alexandra is another theatre that hosts touring productions in Birmingham. On Station Street, just up from New Street, it is smaller than the Hippodrome but still manages to attract the ‘big name’ productions. The theatre is also used by ‘one night stand’ touring music and comedy acts. Originally founded in 1913 the Birmingham Repertory Theatre is one of the best in the country. Right by the Symphony Hall in Centenary Square, it has its own company of players as well as having being used for touring drama productions.

At Millennium Point, Curzon Street, to the south of the city is the Birmingham Imax cinema, which has a five-storey screen. Incorporated into the International Convention Centre (ICC), which amongst other things has hosted the annual Labour party conference, is the Birmingham Symphony Hall. With its world class acoustics and auditorium it is home to the city’s equally famous symphony orchestra, it is also used by touring musicians, bands, singers and orchestras. Not far from the ICC and Symphony Hall is the National Indoor Arena. Built to be the indoor venue for sporting events in the country it is also used by touring bands, musical and comedy productions. Whilst many of the city’s nightclubs are along Broad Street the area around Digbeth to the south of the city also has a tradition of contributing to the city’s nightlife. One such place is the Factory Club on Gibb Street in what is known collectively as the Custard Factory, as once it was. There is also The Sanctuary, which is on Digbeth High Street and has for many years been seen as Birmingham’s premier ‘clubbing’ venue. The top comedy spot in Birmingham is The Glee Club which is in the Arcadian entertainment area not far from the Hippodrome theatre.

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Basic Knowledge of Metal Casting

Metal casting has been widely used in our residential and industrial fields. Casting is the foundation of modern machinery manufacturing industry.

Casting process is to pour the melted metal into the mold, after the solidification by cooling, to get the curtain shape, size and performance of metal castings.

In 513 BC, we found the world’s oldest iron casting – Cast Jin Ding, weighing about 270 kg. Europe began the production of cast iron around the eighth century AD. The emergence of cast iron expanded the application range of metal castings. For example, in the 15th to 17th Century, Germany, France and other countries have laid cast iron pipes to the residents drinking water. After the industrial revolution in 18th century, steam engines, textile machines, railways and other industries have developed very fast, so iron casting developed into a new period of industrial services for large industries. The casting technology began to have great development.

In 20th century, the development of casting is very fast, one important factor is the product of new technology, requires better casting with a variety of mechanical and physical properties, while still have good machining properties; Another reason is the mechanical industry itself and other industries such as chemicals, instruments and other development, all these factors created a favorable material conditions for the foundry industry. Such as the detection devices, to ensure the casting quality improvement and stability, and to provide the condition to the casting theory development. The invention of electronic microscope helped people to deep into the metal of the microscopic world, exploration of metal crystal mystery.

During this period, there was large development for various metal castings with superior performance, such as ductile iron, malleable welded cast iron, low carbon stainless steel, aluminum, copper, aluminum, aluminum-magnesium alloy, titanium-based, nickel-based alloys , and the invention of the gray cast iron inoculation of new technology, so that metal casting has a wider adaptability.

After middle of 20th century, there was high pressure molding with wet sand, chemical hardening sand molding and core making, molding and other special vacuum casting, shot blasting and other new technology to make castings with high shape, dimensional accuracy and good surface finish, foundry working conditions and environmental health is also greatly improved.

Since the 20th century, for foundry industry, gray iron inoculation treatment and chemical hardening sand molding process have two new special significance. These two inventions has broken the traditional methods for thousands of years, and has opened up new areas to improve the competitiveness of the casting.

Casting generally is divided into ordinary and special castings. Ordinary sand casting, including wet sand, dry sand, chemical hardening sand categories. Special casting material according to the different shapes can be divided into two categories: natural sand and gravel as the main form of mineral materials, such as investment casting, shell casting, vacuum casting, clay-type casting, solid casting, ceramics casting, etc.; a class of metal as the main mold material, such as metal casting, centrifugal casting, continuous casting, pressure casting, low pressure casting.

Casting process can be divided into three basic parts, namely, preparation of metal casting, mold preparation and casting processing. Metal casting is the production of metal castings for the cast, which is a metallic element as the main ingredient, and adding other metals or non-metallic elements and the composition of the alloy, traditionally known as the casting alloy, there are cast iron, Steel and cast non-ferrous alloys.

After the cooling, the castings have to be removed for the gate, riser and metal burrs, so the clean-up process is necessary. Equipments for such work are shot blasting machines, gate riser cutting machines. Some castings for special requirements have to be treated by post-casting processing, such as heat treatment, plastic surgery, anti-rust treatment, rough machining and so on.

Casting is an economical method of rough shape, complex shape parts for more demonstrated its economy. Such as automotive engine block and cylinder head, ship propellers and exquisite works of art. Somewhat difficult to cut the parts, such as nickel-based alloy gas turbine parts can not be formed without casting method.

In addition, the casting of the part size and weight to adapt to a wide range of metal species is almost unlimited; parts in the mechanical properties in general also has the wear and corrosion resistance, shock-absorbing and comprehensive performance. Sometimes, you can not get those characters by other metal forming methods such as forging, rolling, welding and punching, etc. So casting methods used in the machine manufacturing industry produced rough parts, in the number and tonnage thus far is the greatest.

Casting product development trend is to ask the cast a better overall performance, higher accuracy, less margin and more smooth surface. In addition, energy requirements and restore the natural environment of the community are increasingly vocal. To meet these requirements, the new cast alloy will be developed, refining new processes and new equipment will accordingly appear.

With the continuous improvement of the electronics and test methods, foundry workers will have deeper research for the metal crystals and in-depth exploration, to improve casting performance and internal quality. Robotics and computer will also become very popular in the field of casting production and management applications. Metal castings will have a better development and wider applications in the future.

This article was from Dandong Foundry Blog.