Tongren Ind.&Trading Co.,Ltd

Tongren Industry & Trading Co., Ltd. is located in Nantong, Jiangsu Province in the P.R. China. We look back on our many years of experience in the production of cast iron for over 10 years, we focus on services to customers in overseas. Our particular focus on high quality and delivery is aligned in time.We supply machine manufacturer and OEM supplier of grey iron and ductile iron ranging in weight from 100 grams to 10 tons unit weight....【MORE】


Process of nodular cast iron

Nodular cast iron working procedure: Casting (molding - casting) - sand - po...【Details】

Use of gray cast iron

In 1960s, the rare earth was added in the gray cast iron, which was used in ...【Details】

The history of ductile iron

Ductile casting is a casting process, are now using rare earth magnesium all...【Details】

Casting principle of ductile iron

Casting process can be divided into three basic parts, namely, casting metal...【Details】

What's Ductile iron 2016-08-19

What's Ductile iron

Ductile iron, also known as ductile cast iron, nodular cast iron, spheroidal...【Details】

Grey Iron Castings

Grey iron castings are alloyed iron components manufactured by melting and m...【Details】

How to choose a good quality of cast iron parts

What are the factors affecting the quality of cast iron?First, the shape and...【Details】

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Professional production:casting iron, ductile iron, grey ironAnd other products,Welcome to call and inquire!


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