Pressboard Strip and Spacer for Oils Transformer

• Application: Insulators, Electrical Winding Insulation, Winding Wire Coating Insulation, Electrical Base, Shell, High Temperature, Oil Transformer
• Type: Solid
• Chemistry: Inorganic Insulation
• Material: Paper
• Thermal Rating: A 105
• Maximum Voltage: >100KV
• Model NO.: PIECES
• Classification: Inorganic Insulation Material
• Certification: ISO9001
• Color: Brown
• Brand: Xincheng
• Insulation Class: a (105 °c)
• Product Color: Natural-Color
• Rated Voltage: 110-1000kv
• Usage: Oils Transformer
• Tensile Strength: 400MPa
• Place of Origin: China (Mainland)
• Transport Package: Wooden Case
• Specification: PIECES
• Trademark: XINCHENG
• Origin: China
• HS Code: 85470000
• Production Capacity: 3000kg/Day

Product Description

Specifications
Place of Origin: China (Mainland)               Brand Name: XINCHENG
Model Number: pressboard                   Type: Insulation Paper, insulation pressboard
Material: Composite Polymer, pressboard        Application: High Temperature
Rated Voltage: 110-1000KV                   Usage: oils transformer
Tensile Strength: 400Mpa                     Color:Nature
 
 
Introduction
 Insulation class A (105 °C)
 100% sulphate pulp
 Natural-color
 Precompressed pressboard, even fiber orientation, hard and dimensionally stable
 High purity and mechanical strength
 Low shrinkage, fiber-free surface
 Good compatibility with liquid dielectrics

TRANSFORMER OIL DUCT STRIP DATA SHEET

PART1: PRESSBOARD STICK4*5*1000MM

ITEM	TYPICAL VALUES	MATTER OF FACT
Thickness: mm	4mm±7.5%	4.1-4.3mm≤7.5%
Width	5±0.5mm	4.95-5.38mm≤0.4mm
Length of 1000mm:	±5mm	1000±3 mm
Pitch of stick centre:	±3mm	23±2 mm
Apparent density: g/cm3	1.1-1.2	1.18
Moisture content ,%	4.0 to 9.0%	5.7
PH water extract:	6.0 to 9.0	6.8
Ash content,%    maximum	1%	0.51
Tensile strength  Mpa Machine direction: Cross machine direction:	≥90 ≥50	107.4 101.3
Oil absorption	≥7.0%	12.29
Shrinkage rate% MD               CMD          Thickness D	≤1.0 ≤1.4 ≤6.0	0.16 0.25 ≤5
Elongation rate  MD               CMD	≥3 ≥4	≥4.4 ≥4.4
Conductivity of aqueous extract Ms/m	≤10.0	5.03
Dielectric breakdown:(Kv/mm )In Air In Oil	10 24	16.7 35.7

PART2: SINGLE SIDE DIAMOND DOTTED PAPER DATA SHEET

ITEM	TYPICAL VALUES	MATTER OF FACT
Caliper:  (millimeter)	0.25mm
Thickness: mm	0.25±0.025mm+0.06		0.260 (0.260,0.258,0.262)
Width: mm	1000±5mm		1000-1005
Apparent density: g/cm^3	0.9 to 1.1		1.01
Moisture content ,%	4.0 to 8.0%		5.6
PH water extract:	6.0 to 8.0		7.5
Ash content,%    maximum	1%		0. 43
Coating thickness per side mm	0.006 to 0.012		0.011
Tensile strength,N/mm^2  Machine direction:  Cross machine direction:	80 35		86.6 48.1
Dielectric breakdown:  (volts/layer ,dry test)	≥2100		2230
Bond strength: Kpa	450kpa		679

                                         Report date: May 20, 2015

 
Packaging & Delivery
Packaging Details: plywood case/wooden case
Delivery Detail: Shipped in 15 days after payment

Please Contact Us
Miss: lydia
 
http://chinainsulation.en.made-in-china.com