Desc:Product Features:1.Trim components of ceramic ball valve adopt Alumina or zirconia ceramic with high chemical stability and hardness (HRC88),only infe...
Desc:Product Features:1.Trim components of ceramic ball valve adopt Alumina or zirconia ceramic with high chemical stability and hardness (HRC88),only infe...
Desc:High Quality Wear Resistant Tungsten Carbide Ceramic Bearing Sleeve Polished Mechanical Bush for Industry Used.Tungsten Carbide Seal bushing are used ...