Supplier Details

Year Established:20132008

Business Type:Manufacturer, Trading Company

Management Certifiation:
ISO 9001:2008

  • Insulation paper 6640 NMN

Insulation paper 6640 NMN

NMN has high quality and competitive price. Our insulation system has been approved by UL and the products have passed ROHS test

Product Details

Quick Details Parameter

Place of Origin: : Henan, China
Brand Name: : YAAN
Model Number: : 6640
Type: : Insulation Paper
Material: : Composite Polymer
Application: : High Temperature
Rated Voltage: : high
Tensile Strength: : high
Color: : natural colour


Insulation paper 6640 NMN
6640 Polyester film/Nomex Paper composite material (NMN) is a three-layer flexible laminate in which Nomex Paper is bonded to the two sides of polyester film.
It is Class F insulating material.
This product has high mechanical strength, excellent electrical property, and good heat-proof functions.
It is suitable for F-class electrical motors as slot liner and turn-to-turn insulation.
Nominal thickness (mm):0.15, 0.18, 0.2, 0.23, 0.25, 0.3, 0.35
Nominal width (mm):914mm
Nominal Thickness
Thickness Tolerance
± 0.02
± 0.04
Breakdown Voltage       (No Bending) ≥
Bond Strength          At Room Temp.
   No delamination
Bond Strength             At(180±2) ºC,10Min
   No delamination, No blister, No adhesive flow
Insulation paper 6640 NMN
Insulation paper 6640 NMN

Company Profile

yaan logo
YAAN Insulation was founded in 1986 (The original name is Xuchang Weidu District YAAN Insulating Material Plant) and was completed in corporate restructuring in 2008, then changed its name into Henan YAAN Electrical Insulation Material Plant Co., Ltd. In 2009, YAAN insulation successful mergered Xuchang Xinwenfeng Insulation Material Plant, which has 52 years experience of varnished cloth production.
Since the plant was established, YAAN has maintained the core discipline: "The high quality today is the market tomorrow; the satisfaction of the customers is the life of our enterprise." It has strict requirements of the quality, trying to return every customer with high quality products and good services. Over the past 20 years, persisting the spirit of "Working hard and making a rapid progress" , YAAN has gradually developed into specialized enterprise which produces Class B, Class F and Class H insulation materials, the main products lie in:
1. Flexible Laminates
6520 6521 polyester film/presspaper,
6630DMD insulation paper, 
6641F-DMD insulation paper, 
6640NMN insulation paper, 
6650NHN insulation paper, 
MGM polyester glass cloth composite insulation paper, 
2. Varnished cloth
oil varnished cloth, 
oil varnished synthetic cloth, 
alkyd varnished glass cloth, 
polyester varnished glass cloth, 
silicone varnished glass cloth
3. Textile Tape
Cotton tape
Polyester tape
Fiberglass tape
The insulation system has been approved by UL(UL File No. E310670)and the products have passed ROHS test. With more than 50 years’ experience and innovation, YAAN Insulation Material Plant provides high-quality insulation products and reliable professional service for many military, motor, transformer enterprises.

"Market is created by promotion and benefits are available from management!" YAAN insulating material plant is studying and innovating constantly on the running mode. In this case, the plant has smoothly passed the certificate of ISO9001 quality system certification in 2000 and roundly pushed the TQM Quality management system in 2002. It has studied and developed the activity of "5S" and advocated the more "Flexible Management"since 2005. By constantly exploring, breaking through binding up system as well as getting rid of fixed thoughts, YAAN insulation material plant has found out the suitable management system in the end. The running of the enterprise is simple, efficient and orderly.

In the tide of the integration with global economy, YAAN has paid attention to the international market as well as kept steady domestic market. The Foreign trade department has established since 2003, now the products have exported to about 130 countries, and won a high reputation in its quality and service from the foreign customers.
yaan logo


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