... , glass fiber, etc.) as the main raw material, stirring, heating, gel, molding, steam pressure hardening ... new thermal insulation material. product feature :low thermal conductivity, high compressive strength, heat resistance, non-toxic ... ≤ 2 ≤ 2≤ 2 Application :electric power, heat pipe, chemical industry, metallurgy, cement and other industries pipeline. heat insulation material for steam pipeline