Specifications

Electrical insulation pressboard
100%sulfate insulating wood pulp. 0.1-0.6mmX1000mm
0.8/1/2/3/4mmX 1mX2m . standard:IEC60641

Electrical insulation pressboard

 

Specification:

thickness:0.8-8.0mm

width:1000mm*2000mm    1100mm*2200mm

package:pallet

 

Number	Index		Unit	Specification	Standard data
1	Thickness & tolerance		%	≤1.6mm	±6%
				≤1.6mm	±4%
2	Density		g/cm3	≤1.6mm	1.0-1.2
				>1.6mm-3.0mm	1.0-1.25
				>3.0mm-6.0mm	1.15-1.3
				>6.0mm-8.0mm	1.2-1.3
3	Water content		%	0.1-8.0mm	≤8.0
4	ash content		%	0.1-8.0mm	≤1.0
5	Tensile strength	MD	mpa	0.1-8.0mm	≥80
		CD		0.1-8.0mm	≥50
				0.1-8.0mm	≥50
6	Elongation	MD	%	0.1-8.0mm	≥3
		CD	%	0.1-8.0mm	≥4
7	Electric Strenth	In oil	kv/mm	≤1.6mm	≥35
				>1.6mm-2.0mm	≥30
				>2.0mm-2.5mm	≥27
				>2.5mm-8.0mm	≥24
8	oil absorbency		%	≤3.0mm	≥9
				>3.0mm-8.0mm	≥7