1. It Is a kind of natural, non-toxic minerals, in the high temperature under the action of minerals will be expanded. It is a rare mineral, belong to silicate.
2. It is a kind of hydrate, a massive, flake. The interlayer water molecules by high temperature burning, the increase in size 6-15 times. Rich in nitrogen, phosphorus, potassium, aluminum, iron, magnesium, silicate composition etc.
3. 20~40mesh: Auto insulation equipment, aircraft insulation equipment, cold storage insulation equipment, bus insulation equipment, wallboard water cooling tower, steel annealing, fire extinguisher, filters, cold storage