China Powder Network News At present, environmental protection has been included in the national key work deployment, requiring environmental protection inspections to be an important starting point t

1. Treatment of papermaking wastewaterPapermaking wastewater mainly comes from the pulping and papermaking production processes in the papermaking industry. The main components are lignin, cellulose,

China Powder Network News 1. The air pressure of a fully inflated tire will become smaller after a while. If there is a problem with the valve or inner tube, it may be due to the tiny permeability of

Talc powder is pure white, silvery white, pink or light yellow fine powder, insoluble in water, chemical properties. Inactive, soft and greasy, it is a typical plate-shaped filler. Its crystal belongs

1. The contradiction between supply and demand of high-grade talc is increasingly prominent. What the plastics industry needs is high-grade talc. As market demand increases and production volume decre

Talc powder and calcium carbonate are both used for filling. Their main purposes are:1. To increase dimensional stability (that is, to reduce shrinkage),2. To increase material The stiffness,3. Increa