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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09 04-2026
Nickle Resist Bush
Our company specializein the production of nickle resistbushesby silica sol casting and lost foam casting processes,. Fr...
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02 04-2026
what is High-chromium cast iron material
Q: What is high-chromium cast iron, and why is it suitable for casting manufacturing?A: High-chromium cast iron is a cas...
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23 10-2025
Beijing International Construction Machi...
The high-quality Beijing International Construction Machinery Exhibition (BICES 2025), held from September 23 to 26, 202...
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23 10-2025
M-Tech Osaka in 2025
The 2025 Osaka Machinery Exhibition (M-Tech Osaka) washeld from October 1 to 3 at the Osaka International Conference Cen...
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02 04-2025
our new partner PT GROWTH ASIA visited o...
In March 2025, our new partner PT GROWTH ASIA visited our facilities (Ningbo Zhiye Mechanical Components Co.,Lt)dwith th...
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07 03-2025
Self-assembly of precision casting compo...
Ningbo tongda precise casting co.,ltd is able to supply casting+ others parts assembly service to our customers .Se...
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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...
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25 07-2019
Notes for lost mold casting
Epc has certain specifications and requirements.The following aspects should be paid attention to in the forming process...
