We offer products to meet any need at any technology level. Glass Furnace Refractory Pre-assembling before shipment.

Technical Data of GGR-1.00 Silica Insulation Brick
Description			Unit	Index
SiO2		≥	%	91
Bulk density		≥	g/cm3	1.00
Cold crushing strength		≥	MPa	2.0
Permanent Linear Change	1450°C,2h	≤	%	0.5
Refractoriness under load at 0.1Mpa		≥	°C	1400
Thermal conductivity Average Temp350±10°C		≤	W/(m·k)	0.55

GGR-1.00 Silica Insulation Brick