Gold Member Since 2012
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Xuchang Chengrui Insulation Material Co., Ltd.

Insulation Paper, Nomex Paper, Insulation Polyester Film manufacturer / supplier in China, offering Electrical Laminates 6640 Insulation Paper Nmn, Insulation Fiberglass Tape Electrical Insulation Tape, Hot Sale Insulation Cotton Tape and so on.

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Supplier Homepage Product composition insulation paper Electrical Laminates 6640 Insulation Paper Nmn

Electrical Laminates 6640 Insulation Paper Nmn

FOB Price: US $11 / kg
Min. Order: 200 kg
Min. Order FOB Price
200 kg US $11/ kg
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Production Capacity: 5000kg/Week
Transport Package: Carton and Pallet
Payment Terms: L/C, T/T

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Basic Info
  • Model NO.: 6640
  • Type: Solid
  • Material: Paper
  • Maximum Voltage: 10KV~20KV
  • Color: White
  • Thickness: 0.17mm 0.20mm 0.25mm 0.30mm 0.35mm
  • Form: in Rolls.
  • Storage Life: 1 Year
  • Specification: IS90001, SGS
  • HS Code: 8547909000
  • Application: Insulators, Winding Wire Coating Insulation, Electrical Base, Shell, Motor
  • Chemistry: Organic Insulation
  • Thermal Rating: F 155
  • Certification: ISO9001
  • Brand: Dupont
  • Width: 1000mm
  • Package: Carton and Pallet
  • Trademark: CHR
  • Origin: China
Product Description

Flexible Laminates 6640 NMN insulating presspaper
NMN Nomex Paper/Polyester Film Composite is Laminates of 2 layers of aramid paper
(Nomex® )bonded toone layer of high grade polyester film.
·Insulation class F (155°C)
·Smooth, abrasion-resistant surface ensures excellent machinability
·Excellent dielectric properties and mechanical tensile strength
·Excellent absorption of impregnating and trickle resins
Extensively used as primary insulation for Class F applications in the electrical industry,
in particular for motors and transformers as slot insulation, phase barrier and interturn
Technical Data

Product Name
NMN Thickness(mm)
Tolerance(mm)±0.020 ±0.020 ±0.020 ±0.020 ±0.020 
Breakdown Voltage(kv)≥7 ≥9 ≥11 ≥12 ≥12 
Test methodIEC-626 


Product Name
NMN Thickness(mm)
Tolerance(mm)±0.020 ±0.030 ±0.030 ±0.030 ±0.030 
Breakdown Voltage(kv)≥13 ≥16 ≥20 ≥22 ≥23 
Test methodIEC-626 


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