● High strength ● Good electrical insulation performance ● High hardness ● High melting point, corrosion resistance ● Excellent chemical stability ● Low thermal expansion coefficient ● Low friction coefficient ● High wear resistance ● Self lubrication

Using high-purity aluminum oxide powder, the spherical shape has extremely high roundness and dimensional accuracy, with a finish of W2 level, high-precision fit clearance, and a service life of 2-4 times that of titanium and Monel metal valves

1. High purity alumina granulation powder

2. Dry pressing and isostatic pressing forming

3. High temperature sintering

4. Precision machining: flat grinding, outer diameter/inner diameter grinding, precision machining, grinding, polishing and grinding

5. Strict testing

● New energy ● Thermal power plants ● Steel ● Petroleum ● Chemical ● Marine ● Paper making ● Bioengineering, etc