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Wholesale Price Phenolic Paper Bakelite Material

Basic Info

Model No.:  PR-BAK-1

Product Description

Model NO.: PR-BAK-1 Type: Solid Material: Plastic Maximum Voltage: 10KV~20KV Certification: SGS Brand: Prior Size: 1040*2080mm Fob Port: Shenzhen Small Order: Accepted Trademark: PRIOR Specification: SGS, RoHS HS Code: 3920940000 Application: Insulators, Electrical Winding Insulation, Electrical Base, Shell, Switch Baseplate Chemistry: Inorganic Insulation Thermal Rating: E 120 Classification: Inorganic Insulation Material Color: Orange&Black Thickness: 3-50mm Density: 1.45g/cm3 Sample Availability: Yes Lead Time: 7 Working Days Transport Package: by Plastic Pallet or Wooden Pallet Origin: China Wholesale price phenolic paper bakelite material

Bakelite Sheet,also called phenolic paper laminated sheet.It is formed by heat pressing after the paper pulp dip into phenolic resin. It is the most common laminated sheet.It is also the most widely used industrial laminated sheet.

-Good electrical properties
-Good mechanical properties
-No water absorption
-High temperarture resistance
-Good surface hardness 
-Abrasion resistance
-Good insulation


1.PCB fixture, ICT fixture,pads of drilling machine
2.Gear,motor,generator,transformer,fixture inverter
3.Switch,electric insulation part

Technical data sheet
PROPERTIES Method of Verification Unit Value
I.Physical Properties
Density ISO 1183 g/cm3 1.45~1.5
Water absorption 24hrs ISO 62 % <1.6
II.Thermal Properties 
Max. service temperature -Short term ISO 75-2 ºC 300
Max. service temperature - Long term ISO 75-2 ºC 140
Heat deflection temperature-HDT/A ISO 75-2 ºC 150
Coefficient of liner thermal expansion ISO 11359 10-4*K-1 10
Thermal Conductivity ISO 11359 W/(K*m) /
Flammability UL 94 Class HB
III.Mechanical Properties      
Tensile strength at yield ISO 527-2 MPa ≥100
Tensile strength at break ISO 527-2 Mpa /
Hardness Rockwell ISO2039-2   115~118
Hardness Shore-D DIN 53505   98
Impact strength ISO 179 kJ/m2 67
Bending Strength ISO 527-2 Mpa ≥120
Elongation at break ISO 527-2 % ≥0.03
Warping Degree ISO 179 <0.3
IV.Electrical Properties
Volume resistively  IEC 60093 Ohm (Ω) * cm 10^7~10^8
Surface resisively  IEC 60093 Ohm (Ω) ≥1.0x103
Breakdown Voltage-CW VDE 0303 kV 10
Arc resistance VDE 0303 S /
NOTE: 1 g/cm3 = 1,000 kg/m3, 1 Mpa = 1 N/mm2, 1kV/mm = 1 MV/m
Property data contained herein are typical values of resin for your reference and comparison purposes only. PRIOR will not provide any legally binding guarantee of certain properties, or any suitability. 


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Product Categories : Bakelite Sheet