Beijing Red Sun Composite Material Co., Ltd.

Fr4 Laminate Sheet, Epoxy Glass Frbric Laminate Sheet, Epoxy Glass Cloth Laminate Sheet manufacturer / supplier in China, offering Fr4 Board, Phenolic Cotton Fabric Laminate 3027, Materials and Molding Product SMC BMC/DMC and so on.

Fr4 Board

FOB Price: Get Latest Price
Min. Order: 500 Tons
Port: Tianjin, China
Production Capacity: 100 Ton/Month
Payment Terms: L/C, T/T

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Basic Info.

Model NO.:FR4
Application:Electrical Base, Shell
Type:Insulation Sheet
Chemistry:Organic Insulation
Thermal Rating:B 130
Maximum Voltage:20KV~100KV
Transport Package:Carton & Pallet
Specification:NEMA or IEC
HS Code:3921909010

Product Description

Fr4 Board
Epoxy Glass Fabric Laminate FR4 has high mechanical properties and dielectric properties, good heat resistance and mechanical processing, and low water absorption not easy deformation. Flame-retardant grades of up to UL94V0 level.
Mainly used as electrical insulating structures, PCB drilling bottom backup plate, etc.
Color: Shallow green, yellow
Specifications: 40 " 48", thickness and tolerances according to customer requirements. Thickness range: 0.08-100mm
NO.Test ItemsUnitStandard Data 
TEST Result
1  Outside-< 70< 70 
2Thickness MILCLASS M58.52 -59.54 
3Volume resistanceMΩ . cm≥ 10 65.3*10 6 
4Surface electric strength≥ 10 44.3*10 5 
5Dielectric loss tangent-≤ 5.44.6 
6Well injectivity%≤ 0.80.24 
7Tg Value (DSC)& deg; CTg≥ 130
Δ Tg≤ 5
Tg 1 = 134.40
Δ Tg = 1.40
8Heat Stress- 
288 C put in tin 20' s
No bubble,
  No delamination
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Beijing Red Sun Composite Material Co., Ltd.

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