Sichuan, China
Business Type:
Number of Employees:
Year of Establishment:
Management System Certification:
ISO 9001, ISO 14001, OHSAS/ OHSMS 18001, ISO 10012
Annual Revenue:
11.53 Million USD
OEM/ODM Service
Sample Available

Nomex Prepreg., Aramid Paper, Prepreg. of Nmn manufacturer / supplier in China, offering Flexible Laminates NMN Prepreg. of Polyester Film Nomex Paper, Matt Polyester Chips, Nmn Prepreg. of Polyester Film Nomex and so on.

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Flexible Laminates NMN Prepreg. of Polyester Film Nomex Paper

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Min. Order / Reference FOB Price
50 kg US $29.8/ kg
Port: Shanghai, China
Production Capacity: 500ton/Year
Payment Terms: L/C, T/T, D/P, Western Union
Application: Electrical Winding Insulation, Dry Transformer Coil Insulation
Type: Insulation Film
Chemistry: Hybrid Insulation
Material: Polyaramid Paper/Polyester Film
Thermal Rating: H 180
Maximum Voltage: 10KV~20KV

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Basic Info

Model NO.
Organic Insulating Material
UL, ISO9001, ISO14001, Ohsas18001, ISO10012, Cnas
Natural Color
Max. Width
0.18mm - 0.50mm
Transport Package
0.18-0.50mm, other thickness can be negotiated
HS Code
D283 Prepreg. of Nomex paper / polyester film flexible laminates (NMN).  NMN is  a B-stage material in which NMN is coated with special heat-resistant resin, then followed by baking process. It has the characteristics of short curing time and long storage life under room temperature. After being cured, D283 has excellent electrical properties, good adhesive and heat resistance.

D283 is used in Class-H dry-type transformers as layer insulation of low-voltage copper/ aluminum foil windings, also as well as slot insulation and interturn insulation in Class F and H electric motors or electric appliances. 

1 Technical requirements
1.1 Appearance
Its surface should be flat, free of uneven resin and impurities affecting performances. While being de-coiled, its surface shall not conglutinate each other. Free of defects such as creases, bubbles and wrinkles.
1.2 Dimension
D283 is supplied in roll, roll length is not less than 50 meters, roll weight is less than 60kg. The splices shall not be more than 2 in each roll and the length for each section shall not be less than 5 meters. 
The recommended nominal width is 900mm. As per user¡s requirement, we can also supply D283 in tapes with different width (width tolerance: +/-1.0mm ).

2 Test method
2.1. The test for dissolvable resin content, volatile content and shear strength under tension shall be as per the relevant stipulations in Chapter 4 of Standard Q/DSJ-375-201.
2.2 The other items shall be as per the relevant stipulations in Test Method for Electrical Insulating Flexible Laminates , GB 5591.2-2002.

3 Transporting and Storage
3.1 The storage life is 6 months at temperature of below 20ºC after leaving factory. If the storage duration is over 6 months, the product can still be used when being tested to be qualified. The product should be put and / or stored upright and keep away from fire, heat and direct sunshine.
3.2 The other requirements shall accord with the stipulations in Electrical insulating flexible laminate and general definition, GB5591.1  2002.

Flexible Laminates NMN Prepreg. of Polyester Film Nomex Paper

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