1. professional technology
Company advantage
Zeren Company Advantage
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All our products are silica sol investment casting instead of water glass investment casting.
The water glass method is dewaxing in high temperature water, and the ceramic mold shell is made of water glass quartz sand. The silica sol method uses steam dewaxing, silica sol zircon sand and mullite sand to make ceramic mold shells.
Silica sol investment casting can obtain better surface roughness, which can reach Ra3.2 or above, while water glass investment casting is generally Ra12.5.

Core advantages
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Specializing in investment precision casting and machining of silicon melt adhesive process, as a member of China Foundry Association, the implementation of dimensional tolerances and material standards in Europe and the United States, the products comply with ROHS standards, casting surface roughness Ra2.0-3.2
2. exquisite workmanship
With 30 years of experience in precision casting, it can produce various precision castings with complex cavities. It has published 8 papers in the national core journals, and three of them have rewritten this part of the college casting professional textbooks.
3. Quality control
Adoption and implementation of ISO9001:2015 quality management system, with a full set of precision casting and testing equipment
4. Diverse products
Can produce stainless steel, carbon steel, alloy steel, high temperature alloy, wear-resistant alloy steel and other castings
5. Widely used
Products are widely used in petrochemical, marine machinery, impeller turbine, instrument accessories, auto and motorcycle accessories, aerospace accessories, pump valve accessories, kitchen utensils and bathrooms, tools, doors and windows, lighting hardware accessories, medical equipment and other industries
Why choose Zeren?
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Can make a variety of complex geometric shapes, including thin-walled, cavity complex castings,As well as other manufacturing methods can not be made or the cost of high parts, but also the original combination of multiple parts can be simplified into a single casting, simplifying the production process, reducing the weight of the parts. It improves the flexibility of designers to design products, and provides a manufacturing basis for designers to realize their innovative ideas, optimize product performance and reduce costs.
Good surface finish and dimensional accuracy,Usually after casting without mechanical processing or less mechanical processing can meet the requirements of the use of products, can be small batch production, can also be mass production.
Can be cast out of a variety of metal materials,Including all kinds of stainless steel, carbon steel, alloy steel, copper alloy and aluminum alloy, etc., but also according to the special requirements of customers casting a variety of special metal materials.
Our key technicians have 30 years of working experience in casting and machining,Our team has been focusing on technical innovation, management improvement, quality control improvement and team spirit. Our technicians have published 8 papers in foundry core magazines, three of which have rewritten this part of the content of the university foundry major, over the past ten years, we have helped our customers in the development of new products and technological innovation, including Huawei, Hongmen, Marcel and Liugong Group and other customers.