Electrical Insulation Transformer Compress Presspan Paper Pressboard

• Application: Insulators, Electrical Winding Insulation, Winding Wire Coating Insulation, Motor, Switch Baseplate
• Type: Solid
• Chemistry: Inorganic Insulation
• Material: Paper
• Thermal Rating: A 105
• Maximum Voltage: 20KV~100KV
• Model NO.: 0.8-4mmx1mx2m
• Classification: Inorganic Insulation Material
• Certification: ISO9001
• Color: Brown
• Brand: Chr
• 0.8-4mmx1mx2m: 500kg/Pallet
• Transport Package: Pallet
• Specification: Iec60641-3-1: 1992
• Trademark: CHR
• Origin: China
• HS Code: 482370000
• Production Capacity: 20mt/Week

Product Description

Insulation pressboard is 100% superior sulfate insulation wood pulp.
Standard: IEC60641-3-1: 1992
Aprrarent Density: 1.0-1.3G/cm3
Material: Unbleached sulphate pulp thickness: 0.8-4mm
Size: 1mx2m 2mx4m
Color: Brown
Feature: Good mechanical stength, high electric strength resistance, larger tightness, smaller shrinkage, excellent flatness are the main strong strengths of this product.
It be mainly used in the clapboards of transformers
Name of Commodity: Chip insulation cardboard         

Number	Index		Unit	Standard	Test Result
1	Norminal thickness		mm	2	2.01
2	Norminal Grammage		g/cm3	1.1-1.25	1.17
3	Tensile Strength	MD CD	MPa	≥105 ≥80	141 108
4	Elongation	MD CD	%	≥3.0 ≥4.0	5.8 5.5
5	Breakdown Voltage		KV/mm	≥35	40
6	PH VALUE		/	6.0-6.9	7.8
7	Content of water		%	5.0-6.0	5.6