Qingdao Tianhua Yihe Foundry Factory, we are proud to highlight the competitive advantages and strengths of our sand casting services, which set us apart in the metal casting industry. Our dedication to excellence and innovation in sand casting processes enables us to deliver superior quality products to our customers.

Sand Casting
Process wise details of Castings
We encompass all the processes in castings cater to weight range of 5 grams to 5000 Kg.

Ductile Iron Castings from Qingdao TianHua Ductile iron has a long history – it was created in World War II. Ductile iron castings offer excellent surface finish, have a better strength to weight ratio as compared to ferrous alloys, are corrosion resistant and can be machined precisely.Ductile Iron

Sand mold castings are a common method used in metal casting processes. This technique involves creating a mold using a mixture of sand and a binding agent, such as clay. The sand is packed around a pattern, which is usually made of wood or metal, to create a negative impression of the desired part.

Cast Iron GGG40 - Ductile IronCast iron GGG40 is a low grade of ductile iron. Our foundry has produced this material for many years, and herein, we introduce its mechanical and chemical properties and some iron castings made by this material grade. GGG40 is a ductile iron grade of Germany standa

Some customers of Qingdao TianHua YiHe foundry asked us about the difference between cast iron and ductile iron, including their advantages and disadvantages. Here in, we listed their main properties and hope to give you a reference for material selection. Actually, before comparison, we need to clarify a definition. The cast iron is meaning a category of iron material, whose carbon content is higher than 2.1%. Therefore, it includes many different types according to different graphite shapes and microstructures, such as grey iron, ductile iron, white iron, malleable iron, vermicular iron, austenitic iron etc.