TAN THUAN DUC CO., LTD.

TAN THUAN DUC CO., LTD. is a manufacturer specializing in sand casting of cast iron products, including ductile iron (gang cầu), gray iron (gang xám), and alloy iron (gang hợp kim). The company produces at a capacity of over 4000 tons per year and operates with a manufacturing area of 5000 m². Its process includes core making using hotbox hot-melt plastic technology, mold making with green sand and jolt squeeze molding, melting in medium-frequency electric furnaces, pouring and shakeout, followed by cleaning, finishing, and product inspection. Quality control is supported by in-process composition checks and product verification of appearance and dimensions, with testing aligned to standards of Quatest 3, including tensile testing equipment. The company serves domestic and foreign-invested customers, supplying main products such as fittings, valves, pumps, motors, motor bodies, casings, and couplings.

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