News
Learn about the latest news from Tongda Foundry
The future of investment casting in Chin...
China's investment casting industry was established in the 1950s.There are two technological enterprises for historical reasons: one is silica sol or ethyl silicate shell process, the other is sodium silicate shell process.The former plant's investment casting has reached the international level, the latter plant's casting has not reached the international level, but the latter type of factory accounts for the majority of the total number of manufacturers.The first category is domina...
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25 06-2023
Tianjin Foundry Exhibition 2023
Tongda sales team attend casting exhibition of tianjing in may, 2023. we showed our investment casting、lost foam castin...
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09 03-2023
Austrian customers visitted our three fo...
The epidemic situation is over after last december, many Foreign friends are going to visit chinese companyour new Austr...
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25 07-2019
2019 American casting exhibition
Invited by American foundry association, ningbo tongda precision casting co., LTD., under the leadership of the general...
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25 07-2019
PFMEA new version promotion meeting
On July 16, 2019, I attended the promotion meeting of Ponce China's new PFMEA as a technical, quality and internal a...
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24 07-2019
Key points of shell mold casting process
Shell casting with high strength thermosetting material silica sand or zirconium sand and resin inclusions to form ...
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23 04-2019
Introduction to investment casting manuf...
When making a pattern with wax, die forging is also known as "lost wax forging".Melt forging generally refers ...
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08 12-2023
The 19th international casting expo 2023
The 19thinternational casting expo 2023 was held from nov29th to dec1th,2023. Ningbo tongda brought their precision cast...
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25 07-2019
Domestic situation of lost mold casting
(1)In recent years, the lost mold castings have developed rapidly in China, and the growth effect is also gratifying.Thi...
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25 07-2019
Lost mold casting production line
Simple or simpleUsually 1 or 2 sets (for modeling) of three-dimensional shaking table, several -10 special sandbox, sand...
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25 07-2019
The advantages of lost mold casting
Main advantages of vanishing die casting1. Precise casting size, high repetition accuracy and precise casting.2. High su...
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25 07-2019
Application of coatings in epc castings
Effect of epc casting coating on epc forgingThe effect of the die coating is to support and protect the foam mold, avoid...
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25 07-2019
The defect problem of lost mold casting ...
The defect problem of lost mold casting and its solutionWrinkled skin defectThe defect of crumpled skin is that the poly...
