HP-5 has a high mechanical strength, heat Resistance, and can be used in a temperature range of 500-800~C for long run

This kind of product is a kind of high temperature resistance insulating material,we let mica powder 505-506 paper be impregnated SAR-9 adhesive,after baked,and then hot pressed hard into the moulding like board, pipe and tile.HP-5 has a high mechanical strength, heat Resistance, and can be used in a temperature range of 500-800~C for long run.It is widely used in electric heaters,electric arc furnace for steel-making, Calcium carbide, ferroalloy, mining and metallurgy furnace. Thickness of the product is 0.2--180mm.

Properties of heat-resistant mica plate HP-5

Length and width:2400mm*1200mm

Thickness:form 0.2mmto180mm can deliver goods according to the agreement of the thickness tolerance≤10% of nominal thickness.

Other shape:It can be variety of complicated shape by machining according to custamer’s requirement.

Properties of heat-resistant mica plate HP-5

No.	Item	Unit	Measured Value(average)	Nationalstandards(GB/T5022-1988) LEC371-3-3
1	Cementing compound content	%	10.5	≤12
2	Density	g/cm3	2.2	1.6~2.45
3	Bending strength	Mpa	95.2
4	Power frequercy dielectric strength	kC/m	28	≥7
5	Volume resistivity.after water immersion for 48h	Ω.M	6×1011
6	Insulation resistance, at 500~C	MΩ	3.9×102
7	Weight loss after heating 500~C	%	1.6

HP-5 high temperature resistance muscovite powder series mica products