
NMN(6640) Polyester Film & NOMEX Amide Fiber Paper Composites are a family of 3-ply laminates of NOMEX amide paper bonded to both sides of polyester film.
NMN Insulation composite paper is mainly used as a slot liner, slot closure and phase insulation in the production of low voltage motors. Besides this NMN is used as inter-layer insulation in transformers and other electrical machines and appliances.
product description:
Flexible Laminates Electrical Insulation Material Nmn a 3-ply flexible laminate made of Nomex® paper-polyester film-Nomex® paper bonded with a synthetic adhesive.The total thickness fo the product is decided of the thickness of Nomex® paper,also the properties.



Product | Construction | Thickness | Weight | Tensile Strength | BDV | Thermal Aging Test | |||||||
MD | TD | ||||||||||||
mm | g/m2 | N/cm | KV | ||||||||||
NMN40 | 1.5/1/1.5 | 0.11 | 138.0±10% | ≥ | 100.0 | 80.0 | ≥ | 6.0 | 180ºC 10min | ||||
1.5/2/1.5 | 0.14 | 176.0±10% | ≥ | 140.0 | 110.0 | ≥ | 9.0 | ||||||
1.5/3/1.5 | 0.16 | 211.0±10% | ≥ | 160.0 | 140.0 | ≥ | 10.0 | ||||||
1.5/4/1.5 | 0.19 | 246.0±10% | ≥ | 180.0 | 150.0 | ≥ | 14.0 | ||||||
1.5/5/1.5 | 0.21 | 281.0±10% | ≥ | 220.0 | 200.0 | ≥ | 16.0 | ||||||
1.5/6/1.5 | 0.24 | 322.0±10% | ≥ | 240.0 | 230.0 | ≥ | 17.0 | ||||||
1.5/7.5/1.5 | 0.27 | 372.0±10% | ≥ | 280.0 | 260.0 | ≥ | 18.0 | ||||||
1.5/10/1.5 | 0.34 | 456.0±10% | ≥ | 330.0 | 300.0 | ≥ | 20.0 | ||||||
1.5/12/1.5 | 0.39 | 526.0±10% | ≥ | 370.0 | 350.0 | ≥ | 23.0 | ||||||
1.5/14/1.5 | 0.44 | 596.0±10% | ≥ | 400.0 | 380.0 | ≥ | 28.0 | ||||||
NMN50 | 2/1/2 | 0.13 | 138.0±10% | ≥ | 100.0 | 80.0 | ≥ | 6.0 | 200ºC 10min | ||||
2/2/2 | 0.15 | 176.0±10% | ≥ | 140.0 | 110.0 | ≥ | 9.0 | ||||||
2/3/2 | 0.18 | 211.0±10% | ≥ | 160.0 | 140.0 | ≥ | 10.0 | ||||||
2/4/2 | 0.20 | 246.0±10% | ≥ | 180.0 | 150.0 | ≥ | 14.0 | ||||||
2/5/2 | 0.23 | 281.0±10% | ≥ | 220.0 | 200.0 | ≥ | 16.0 | ||||||
2/6/2 | 0.25 | 322.0±10% | ≥ | 240.0 | 230.0 | ≥ | 17.0 | ||||||
2/7.5/2 | 0.30 | 372.0±10% | ≥ | 280.0 | 260.0 | ≥ | 18.0 | ||||||
2/10/2 | 0.35 | 456.0±10% | ≥ | 330.0 | 300.0 | ≥ | 20.0 | ||||||
2/12/2 | 0.40 | 526.0±10% | ≥ | 370.0 | 350.0 | ≥ | 23.0 | ||||||
2/14/2 | 0.45 | 596.0±10% | ≥ | 400.0 | 380.0 | ≥ | 28 |

Product quality: With consistent quality control throughout the entire process of product design and development, material procurement, production, quality inspection, and sales, the company has passed strict quality system certification and has been widely recognized by well-known customers. The company's products have advantages in quality.


Our products all meet the national standard, IEC standard and ISO standard. We have more than 60 national inventions and utility model patents, and the reliable quality of our products and our superb service has received warm praise from our customers!
We take customer satisfaction as our goal, trying our best to be more professional. In line with the principle of "putting customers first and pursuing continuous improvement" ,we will keep innovating and never stop on our way to become a new material supplier of transformer industry at home and abroad.

Customer visit
Q: How you make sure the quality?
a. We will consult on your requirements, and recommend suitable products to you.
b. Before production, we will send samples to you
c. During production, we will always check quality, package, delivery etc.
d. Before package, with QA to check everything
e. After shipment, we will consult with you about satisfaction.
Q: How to make sure the delivery date?
a. Before production, we will see we can meet your time or not.
b. After your payment, we start our preparing material immediately.
c. During production, We will inform you of the production scheduled.
d. Before shipment, we will inform you to pay the balance on time and booking immediately.