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352 Polyester Imine Laminated Glassfiber Sheet

Product Details

No.	Item	Unit	Index
No.	Item	Unit	3250	350	352		BMI GC301	BMI GC302	347	PAIGC301
1	Appearance	-	The surface is smooth, uniform color, no bubbles, wrinkles, neat edge cutting, no delamination in the section
2	Density	g/m³	1.8-1.95
3	Vertical flexural strength (normal)	MPa	≥320	≥300		≥300	≥350	≥380	≥350	≥400
4	Parallel layer impact strength (simple supported beam method)	KJ/m2	≥45	≥42		≥38	≥60	≥60	≥60	≥60
5	Vertical layer electrical strength (90 degrees transformer oil,1mm)	Kv/mm	≥8.0	≥8.0		≥14.0	≥14.0	≥14.0	≥14.0	≥14.0
6	Parallel layer breakdown voltage (90 degrees transformer oil)	kv	≥35	≥35		≥40	≥35	≥40	≥35	≥40
7	Dielectric constant (50Hz)	-	≤4.5	≤5.5		≤5.5	≤5.5	≤5.5	≤5.5	≤5.5
8	Dielectric loss factor (50Hz)	-	≤0.02	≤0.05		≤0.05	≤0.04	≤0.05	≤0.05	≤0.03
9	Insulation resistance after soaking	Ω	≥1.0*1010	≥1.0*1010		≥1.0*1010	≥1.0*108	≥1.0*108	≥1.0*108	≥1.0*108
10	Resistance index	(PTI)	-	-		≥300	≥280	≥280	≥500	≥500
11	Combustibility	-	V-0	-		-	-	-	-	-
12	Temperature index	-	180	180		180	180	180	155	200
13	Water absorption (thickness 1-20mm )	mg	32～125	64～200		64-193	64～193	64～193	64～193	64～227

352 Polyester imine laminated glassfiber sheet
Standards: GB/T 1303.9-2009 / IEC60893-2:2003
This laminated sheet products made of non alkali glass fiber cloth impregnated with polyurethane resin by baking and hot pressing. This product has excellent heat resistance, electrical insulation, wave transmission, radiation resistance, flame retardancy, and mechanical properties. Heat resistant grade H is an ideal insulating material for class H electrical equipment.

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352 Polyester Imine Laminated Glassfiber Sheet

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