Silica fiberglass needle felt is made of silica glassfiber short cut fiber as the base material,after combing into cotton,then needle into felt.It is non directional three-dimensional structure.Small gap size and high porosity.
Standard size:
No shrinkage in advance
Thickness:6.3mm、10mm、12.5mm、25mm;
Width:90-100cm;
Density:120-140g/m3;
Thermal vector:<=12.5%;
Heat shrinkage rate:<=12.5%.
Shrinkage in advance
Thickness:6.3mm、10mm、12.5mm、25mm;
Width:90-100cm;
Density:120-140g/m3;
Thermal vector:<=5%;
Heat shrinkage rate:<=5%.
Capability:
SiO2>=96%;
The soften point is close to 1700 degree Celsius,it can be used for a long time at 1000 degree Celsius;
Low thermal conductivity;
Good chemical stability;
Good electrical insulation properties;
Non asbestos products, no pollution;
Good machinability.
Applicaton:
Used as filter material,high temperature insulation material in the industrial field of carbon black,iron and steel, nonferrous metal processing and chemical industry;
As the flame retardant,heat insulation,shock absorption,sound sbsorption material in the automobile and motorcycle industry.
