1.Good durability, can withstand high temperature continuous heat load
2.Low thermal conductivity
3.Light weight, high strength
4.Good durability, no pulverization in long-term use
5.Construction applicability is good, with ordinary wood tools can be cut at will
6.It is safe to use without asbestos, sulfur and other substances
7.After damp, can dry heavy reuse.
8.Protect the high temperature equipment, make the service life of the equipment longer