Paper Press Board, PSP craft paper sheet

	Product List
	• PSP Craft Paper Sheet
	• Phenolic Paper Sheet
	• Phenolic Cotton Sheet
	• 3240 Glass CLoth Sheet
	• Phenolic Glass Cloth Sheet
	• G10 Sheet EPGC201
	• FR4 Sheet EPGC202
	• G11 Sheet EPGC203
	• FR5 Sheet EPGC204
	• GPO3 Sheet UPGM203
	• G7 Silicon Sheet
	• G5 Melamine Sheet
	• Antistatic Sheet
	• Semi-conductive Sheet
	• Laminate Sheet Part
	• Fish Paper/PET Composite
	• DMD 6630
	• FDMD F-DMD 6641
	• Prepreg DMD
	• NMN NPN 6640 Nomex®
	• NHN NKN 6650 Nomex®

PSP Craft Paper Sheet (Paper Press Board)

PSP Pressboard is made from 100% superior sulfate insulating wood pulp with high chemical purity which has excellent elongation, good Mechanical and dielectric strength property. This kind of paper insulation sheet is widely used in the oil-immersed transformers, capacitors, reactors and switches.

Item		Unit	Value
			0.1~0.5mm	0.6~1.6mm	1.7~3.0mm		3.1~6.0mm
Thickness Tolerance		%	≤±7.5		≤±5.0
Density		g/cm3	1.0~1.2
Tensile Strength	MD	Mpa	80	≥100	≥105		≥110
	TD		40	≥75	≥80		≥85
Elongation	MD	%	≥1.5	≥3.0
	TD		≥6.0	≥4.0
Shrinkage	MD	%	＜1.0	＜0.5
	TD		＜1.5	＜0.7
	Thickness		＜7.0	＜5.0
Moisture content		%	≤8.0	≤6.0
Ash content		%	≤1.0	≤1.0
Electricity conductivity		Ms/m	≥8.0
PM of water extractive		--	6.0~9.0
Breakdown strength (in transformer Oil)		MV/m	≥50	≥40		≥35	≥30
Color		--	Natural, Red, Green, Blue

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