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About Us

Thai Ductile Industry Co., LTD (TDI) is a grey and ductile iron casting foundry located in Thailand with technologies provided by Taiwan Ductile Factory Co., Ltd. We have been in the field of iron casting since 1986. Our factory is located in Nakhon pathom province of Thailand, 25 km from the Bangkok port. We are an ISO-9001 certified manufacturer.
We produce green sand, no bake and shell sand ductile iron, and high-strength grey iron castings for various industries including valve parts, power transmission insulators, pipe fitting, automobile parts, bearing stands, and pulley/transmission sets, etc.
Our castings are exported to North America, Europe and East Asia including the United States, Germany, Japan, etc.
For the machining process, we have long-term partners, who have been providing years of high quality machining service.


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