Mullite precision casting sand has high aluminum content, low iron content, small expansion coefficient, high refractoriness, and good thermochemical stability. The shell prepared by it has all the indexes such as wet strength, high temperature strength and collapsibility meet the ideal requirements. Pouring castings are easy to shell, not deform, and not easy to scale. Good finish and high product rate.

Product Usage:

The product is suitable for complex precision castings of carbon steel, stainless steel, heat-resistant steel, etc., and also suitable for investment casting of aluminum alloy, titanium alloy, and automobile lamps.

Features of mullite precision casting sand:

1. Shandong Putai Mining Co., Ltd., a subsidiary of King Kong New Materials Co., Ltd., is located in Wangcun, Zibo, where high-quality coke gemstones are produced. The mullite precision cast placer has good quality and good whiteness;

2. Mullite precision casting sand is characterized by low expansion coefficient, high hardness (7-8), strong chemical resistance, high refractoriness, good thermochemical stability, and extreme cold and extreme heat resistance;

3. Castings used for precision casting are easy to shell, no deformation, no scaling, good finish, and high yield. The products are suitable for complex castings of carbon steel, stainless steel and heat-resistant steel;

Specifications:

1. The specifications are 8-16 mesh, 10-20 mesh, 16-30 mesh, 30-60 mesh, 60-80 mesh, 80-120 mesh, and can also be customized according to customer needs;

2. Mullite precision casting powder has 325 mesh specifications, which can be customized according to customer needs.