Product pictures

High temperature glass felt and sheet

Gerui high temperature glass wool can be divided into two categories: high temperature glass wool felt and high temperature glass wool board. It is a kind of heat preservation cotton whose glue content is slightly lower than that of common glass cotton, but it has the advantages of light weight and stable heat preservation. Generally, it is used in hot air duct, power station flue, steam pipe, and pipe with diameter larger than 300 mm for insulation. It is widely used in boilers, reactors, tanks and other high-temperature media in power plants, chemical industry, pharmaceutical industry, etc., which has a good effect of insulation and noise reduction.

Performance index

Project Company Product index Standard
Density Kg/m³ 10-80 GB/T 5480.3
Average fiber diameter μm 5-8 GB/T 5480.4
Combustion performance level - Non combustible class A GB 8624-1997
Shrinkage temperature of thermal load 500 GB/T 11835-2007
Thermal conductivity w/m.k 0.034-0.07 GB/T 10294
Hydrophobicity rate % ≥98 GB/T 10299

Colored glass wool