The API 6D ball valve is designed in accordance with API 6D, the ball valve is connected by bolts, the seat ring is trunnion mounted, and the spring is loaded to ensure contact with the ball, even if the pressure difference between the cavity and the down
3D fiberglass woven fabric, three-dimensional mesh warp knitted fabric is a whole glass fiber three-dimensional fabric composed of two surface layers and the middle connecting glass fiber yarn. This product is suitable for unsaturated resin ester, phenoli
Huayan ceramic thermal rollers provides excellent dimensional precision, sufficient strength in high temperature zones, and excellent corrosion resistance. These characteristics make it very suitable for tiles kilns.
3,5-Dichlorobenzoyl Chloride is a chemical substance. It is an important intermediate in the synthesis of the pesticide herbicide pentyne, and is widely used in pesticides, pharmaceuticals, photosensitive materials and other fields.