Premium Large Ductile Iron Castings with Expert Machining Services

Product Description

Our steel & iron foundry had passed ISO9001:2008 (UKAS) and obtained Norwegian DNV material certification in May 2009. 
We produce about 8000 tons of castings (spheroidal graphite cast iron, gray cast iron, vermicular graphite cast iron) to customers all over the globe annually.

Our main ferrous casting products include: marine valves (GB, EN, JIS, ASTM, DIN Standards, etc.), auto parts, low-temperature ductile iron, vermicular graphite iron, etc. The products are widely used in industries of water treatment, oil pipelines, mines, textiles, food, wind power, etc.

Our production base had integrated investment casting and precision CNC machining resources, and deliver over 500 containers to customers all around the world.

Casting Process: Investment Casting Process of Sodium Silicate
Material Standard: GB, ASTM, AISI, DIN, BS, JIS
Maximum Size: 1000mm
Weight Range: 0.2 - 90kg
Annual Output: 8,000 Tons

Casting Facilities:
Several molding machines, 20t rotor sand mill, 10t resin sand assembly line, 10t annealing furnace, 3t annealing furnace, 2 sets of 1t intermediate frequency electric furnace, 2t intermediate frequency electric furnace.


Mechanical Testing Equipment:
300kN tensile testing machine, 30t Brinell hardness tester, 300J impact testing machine, direct reading spectrum analyzer, metallographic detector.


We provide a comprehensive range of custom cost effective metalworking services to customers around the globe. We not only work with all the typical metals, such as carbon steel, stainless steel, aluminum and copper alloys, but also rare metals like nickel and titanium alloys. We regularly carry out work for the following industries, as well as others. Machinery, Aerospace, Automotive, Metallurgy, Rail Transportation, New Energy, Shipbuilding, Petrochemical, Construction.


Our cost effective metal fabrication services include cutting, press braking, plate rolling, hydraulic pressing, section bending, welding, and so on.

Our factory equipped with all series of world-class CNC machine tools like: Germany Schiess Double-gantry boring and milling machine, Italy PAMA large boring mill, Japan Mitsubishi horizontal boring and milling machine, China WZ large vertical turning center etc. Our advanced machine tool fleet allows us to complete even the largest machining projects ever known on earth.

Whatever your metalwork requirements, no task is too large, small, simple or complex for Openex. We pride ourselves on being one of the most professional and reliable suppliers, not just through price, but also creative capability to meet customer's increasing diversified and specified demands in metalworking.


Being as a quality-oriented metal fabricator, we have equipped our factory with the best inspection tools. For example, our Leica AT901-LR laser tracker helps us to make sure the machine tools working in good order all the time that it can measure any large object within a sphere area of 80m in semi-diameter, the measurement accuracy is up to a micron. What's more? We also have different types of CMM test machine, our biggest Zeiss measuring machines can work on component up to 7000x4000x3000mm with an accuracy of up to 0.43um. Being as one-station-shop company, we can handle all the other related process like: heat treatment, sand blasting, painting, x-ray testing, etc.

 

Why Choose Openex?

 

Openex Mechanical Technology Limited is one of very few companies that can provide comprehensive metalworking services to customers worldwide.
We have a vast range of world-class machine tools and advanced inspecting tools, and we have been successfully providing services for more than 30 of industrial giants which listed in Fortune global 500. Some of the customers have cooperated with us for over 10 years.
We use our knowledge and expertise to provide solutions that not only meet, but exceed our customers' expectations, and our wealth of industry experience allows us to offer suggestions to help customers optimize designs and find more efficient production procedures.

 

Certifications

We understand the importance of meticulous quality management and we have already passed certificates of ISO, CE, ASME, API, LR etc. Whatever your metalwork requirements are, no task is too large, no task is too complex for Openex. We pride ourselves on being one of the most professional and reliable suppliers, not just through price, but also creative capability to meet customer's increasing diversified and specified demands in metalworking.

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