Sichuan Dongfang Insulating Material Co., Ltd. >> Pet Film Nomex Paper Laminates

Pet Film Nomex Paper Laminates

Pet Film Nomex Paper Laminates
Price: US $ 29.8kg
Min Order: 50kg
Pay Type: L/C,T/T,D/P,Western Union
Prod Model: 6640, NMN
Max. Width: 900mm-1800mm
Thickness: 0.18mm - 0.50mm
Application: Dry Transformer Coil Insulation
Type: Insulation Film
Chemistry: Hybrid Insulation
Thermal Rating: H 180
Maximum Voltage: 10KV~20KV
Material: Polyaramid Paper/Polyester Film
Certification: ISO14001, Ohsas18001, ISO10012, Cnas
Color: Natural Color
Brand: Dongfang

Product Description


6640 Polyester film / polyaramid  fibre paper flexible laminate (NMN) is a three-layer flexible laminate in which each side of polyester film (M) is bonded with one layer of polyaramide fibre paper (Nomex). This product has excellent electrical insulating properties, heat resistance, mechanical strength and impregnated property. It is used for slot insulation, interphase insulation, interturn insulation and liner insulation in Class F electric motors and electric appliances. 6640 has passed SGS test for toxic and hazardous substance detection.
 
1 Technical requirements
 
1.1 Appearance requirement should accord with stipulations of Part I: Definition & General Requirement, Electrical
 
Insulating Flexible Laminates, GB/T 5591.1-2002 (MOD with IEC60626-1: 1995).
 
1.2 Dimension:
 
Nominal width:900 mm+/-10mm. Nominal weight: 50+/-5kg /Roll.
 
The splices shall not be more than 3 in a roll.
 
1.3 The standard values for 6640 are shown in Table 1 and relevant typical values shown in Table 2.
 
      Table1Standard Values for 6640 (NMN)   
No. Properties  Unit    Standard Values   
                
1Nominal thickness  mm 0.150.180.20 0.23 0.250.300.35
                
2Thickness tolerance  mm +/-0.02 +/-0.03  +/-0.04
3Grammage   g/m2 180+/-25210+/-30240+/-30260+/-35300+/-40350+/-50430+/-50
                
    Not  ≥150≥160≥180 ≥200 ≥220≥270≥320
   MDfolded    
              
 Tensile  After  ≥80≥110≥130 ≥150 ≥180≥200≥250
4  foldedN/10mm   
            
strength  Not ≥90≥110≥130 ≥150 ≥180≥200≥250
       
   TDfolded    
              
    After  ≥70≥90≥110 ≥130 ≥150≥170≥200
    folded    
               
5Elongation TD % ≥10    ≥12  
             
 MD ≥15    ≥18  
            
6BreakdownNot foldedkV ≥7≥10≥11 ≥12 ≥13≥15≥20
After           
Voltage   ≥6≥8≥9 ≥10 ≥12≥13≥16
       
   folded            
7Bondingpropertyatroom-    No delamination   
temp           
                
8Bonding property  -  No delamination, no bubble, no adhesive flow. 
at 180ºC+/-2ºC, 10min    
             
9Temperature index  -     ≥155   
For thermal endurance(TI)        
            
 
 
1

Table 2   Typical values for 6640 (NMN)
 
No. PropertiesUnit    Typical values    
                
1Nominal thicknessmm0.15 0.180.20 0.23 0.250.30 0.35
                
2Thickness tolerancemm 0.01 0.01  0.015 
3Grammage   g/m2165 193233 273 304359 405
                 
   MDNot folded 184 209235 272 305327 405
 Tensile              
4After foldedN/10mm185 207221 255 273315 353
      
strength TDNot folded147 191217 273 297369 396
       
                
   After folded 147 187213 275 288367 372
         
5Elongation TD% 20    22   
  25    30   
    MD         
6Breakdown Not foldedkV12 1519 20 2326 27
Voltage After folded10 1318 19 2024 25
       
7Bonding propertyat room temp    No delamination   
8Bonding property-  No delamination, no bubble, no adhesive flow. 
at 180ºC+/-2ºC 10min   
             
9Temperature index-    173     
For thermal endurance  (TI)         
             
 
 
2 Test method
 
As per the stipulations in Part II: Test Method, Electrical Insulating Flexible Laminates, GB/T 5591.2-2002
 
(MOD with IEC60626-2: 1995).
 
Testing for thermal resistance shall be as per the relative stipulations in JB3730-1999.
 
3 Packing, Transportation and Storage
 
3.1 6640 is supplied in rolls, sheet or tape and packed in cartons or/and pallets.
 
3.2 6640 should be stored in clean & dry warehouse with temperature below 40ºC. Keep away from fire, heat and direct sunshine.
3.3 The other requirements shall accord with the stipulations in Part I: Definition & General Requirement , Electrical
 
Insulating Flexible Laminates, GB/T 5591.1-2002 (MOD with IEC60626-1: 1995).
 
4 Application & Remarks
 
The properties (mechanical strength, breakdown voltage, flexibility and stiffness) of NMN are different for using different nominal thickness¡ polyester film. The thickness of the polyester film should be clearly indicated in purchasing order or contract.
 
Sichuan Dongfang Insulating Material Co., Ltd. ( Dongfang for short ) is the key subsidiary company of Sichuan EM Technology Co., Ltd. ( EMT for short ). EMT is a public company which specializes in R&D, manufacturing and selling chemical new materials. It devotes itself in providing safe and environment-friendly new material solution to create an even better life for society.

EMT headquarter, which owns 9 subsidiaries, locates in Sichuan Mianyang City, Sichuan Province. The company sticks to the developing principle of "Technology Supports Enterprise, Hard Work Promotes Industry". By relying on National Insulation Material Engineering Center, National Technology Center and Post-Doctoral Research Center as well as depending a high-quality R&D team which consists of doctors and masters, EMT sticks to the self-development road and prioritizes in developing insulation film, optical film, new insulation material products, environment-friendly FR material and fine chemicals. The company can provide service for various industries including new energy, smart power grids, consumer electronics, panel display, electrical engineering and electric apparatus and military projects. With excellent performance and good reputation, EMT exports to over 40 countries and regions and has established long-term stable cooperation with many enterprises.

By sticking to the development road of systematic innovation, relevance technology, diversified products and professional service, EMT is on the way to a global supplier in new material industry.

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