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Good Quality Nmn Insulation Paper - 6640 NMN Nomex paper polyester film flexible composite insulation paper – D&F

Good Quality Nmn Insulation Paper - 6640 NMN Nomex paper polyester film flexible composite insulation paper – D&F

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  • Good Quality Nmn Insulation Paper - 6640 NMN Nomex paper polyester film flexible composite insulation paper – D&F
  • Good Quality Nmn Insulation Paper - 6640 NMN Nomex paper polyester film flexible composite insulation paper – D&F
  • Good Quality Nmn Insulation Paper - 6640 NMN Nomex paper polyester film flexible composite insulation paper – D&F
  • Good Quality Nmn Insulation Paper - 6640 NMN Nomex paper polyester film flexible composite insulation paper – D&F
  • Good Quality Nmn Insulation Paper - 6640 NMN Nomex paper polyester film flexible composite insulation paper – D&F

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Our target should be to consolidate and improve the high-quality and repair of current goods, in the meantime regularly produce new solutions to meet unique customers' needs for melamine insulating sheet, 6640 F Class Dmd, Copper Strip Flexible Bus Bar, As a leading manufacture and exporter, we enjoy a good reputation in the international markets, especially in America and Europe, because of our top quality and reasonable prices.
Good Quality Nmn Insulation Paper - 6640 NMN Nomex paper polyester film flexible composite insulation paper – D&F Detail:

6640 Polyester film/polyaramide fibre paper (Nomex paper) flexible laminate (NMN) is a three-layer flexible composite insulation paper in which each side of polyester film (M) is bonded with one layer of polyaramide fibre paper (Nomex) imported from Dupont. The thermal class is F. It is also calles as 6640 NMN or F class NMN, NMN insulation paper and NMN insulating paper.

6640 (1)
6640 (2)

Product Features

6640 NMN has excellent electrical insulating properties, heat resistance, mechanical strength and impregnated property.

Applications

Used for slot insulation, interphase insulation, inter turn insulation and liner insulation in F-class electric motors and electric appliances.

According to customer’ request, we can produce two-layer laminate NM.

Insulation for electric motor
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Supply Specifications

Nominal width：900 mm.

Nominal weight: 50+/-5kg /Roll. 100+/-10kg/roll, 200+/-10kg/roll

The splices shall not be more than 3 in a roll.

Color: natural color.

Packing And Storage

6640 is supplied in rolls, sheet or tape and packed in cartons or/and pallets.

6640 should be stored in clean & dry warehouse with temperature below 40℃. Keep away from fire, heat and direct sunshine.

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). 

Technical Performances

The standard values for 6640 are shown in Table 1 and relevant typical values shown in Table 2.

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.

Table1:  Standard permormance values for 6640 (NMN) flexible composite insulation paper

No. Properties Unit Standard  performance values
1 Nominal thickness mm 0.15 0.18 0.2 0.23 0.25 0.3 0.35
2 Thickness tolerance mm ±0.02 ±0.03 ±0.04
3 Grammage g/m2 180±25 210±30 240±30 260±35 300±40 350±50 430±50
4 Tensile strength MD Not folded N/10mm ≥150 ≥160 ≥180 ≥200 ≥220 ≥270 ≥320
After folded ≥80 ≥110 ≥130 ≥150 ≥180 ≥200 ≥250
TD Not folded ≥90 ≥110 ≥130 ≥150 ≥180 ≥200 ≥250
After folded ≥70 ≥90 ≥110 ≥130 ≥150 ≥170 ≥200
5 Elongation TD % ≥10 ≥12
MD ≥15 ≥18
6 Breakdown Voltage Not folded kV ≥7 ≥10 ≥11 ≥12 ≥13 ≥15 ≥20
After folded ≥6 ≥8 ≥9 ≥10 ≥12 ≥13 ≥16
7 Bonding property at room temp — No delamination
8 Bonding propertyat 180℃±2℃, 10min — No delamination, no bubble, no adhesive flow
9 Temperature index for thermal endurance (TI) — ≥155

Table 2  Typical  permormance values for 6640 (NMN) flexible composite insulation paper

No. Properties Unit Typical  performance values
1 Nominal thickness mm 0.15 0.18 0.2 0.23 0.25 0.3 0.35
2 Thickness tolerance mm 0.01 0.01 0.015
3 Grammage g/m2 185 215 246 270 310 360 445
4 Tensile strength MD Not folded N/10mm 163 205 230 267 287 325 390
After folded 161 202 225 262 280 315 370
TD Not folded 137 175 216 244 283 335 380
After folded 135 170 210 239 263 330 360
5 Elongation TD % 20 22
MD 25 30
6 Breakdown Voltage Not folded kV 11 13 15 17 22 23 24
After folded 9 11 14 16 19 21 22
7 Bonding propertyat room temp No delamination
8 Bonding propertyat 180℃±2℃ 10min — No delamination, no bubble, no adhesive flow.
9 Temperature indexFor thermal endurance (TI) — 173

Production Equipment

We have two lines, the production capacity is 200T/month.

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Product detail pictures:

Good Quality Nmn Insulation Paper - 6640 NMN Nomex paper polyester film flexible composite insulation paper – D&F detail pictures

Good Quality Nmn Insulation Paper - 6640 NMN Nomex paper polyester film flexible composite insulation paper – D&F detail pictures

Good Quality Nmn Insulation Paper - 6640 NMN Nomex paper polyester film flexible composite insulation paper – D&F detail pictures

Good Quality Nmn Insulation Paper - 6640 NMN Nomex paper polyester film flexible composite insulation paper – D&F detail pictures

Good Quality Nmn Insulation Paper - 6640 NMN Nomex paper polyester film flexible composite insulation paper – D&F detail pictures

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abide by the contract", conforms to the market requirement, joins in the market competition by its high quality as well as provides more comprehensive and excellent service for clients to let them become big winner. The pursue of the company, is the clients' satisfaction for Good Quality Nmn Insulation Paper - 6640 NMN Nomex paper polyester film flexible composite insulation paper – D&F , The product will supply to all over the world, such as: Bahrain, Stuttgart, Sevilla, As a way to make use of the resource on the expanding information and facts in international trade, we welcome prospects from everywhere on the web and offline. In spite in the top quality products and solutions we supply, effective and satisfying consultation service is supplied by our professional after-sale service group. Solution lists and thorough parameters and any other info weil be sent for you timely for the inquiries. So make sure you get in touch with us by sending us emails or contact us if you have any concerns about our firm. ou can also get our address info from our web site and come to our enterprise. or a field survey of our solutions. We're confident that we have been going to share mutual results and build solid co-operation relations with our companions in this market. We're looking forward to your inquiries.
    • The factory technical staff gave us a lot of good advice in the cooperation process, this is very good, we are very grateful.
    5 Stars By Karen from Toronto - 2017.07.28 15:46
    The supplier abide the theory of "quality the basic, trust the first and management the advanced" so that they can ensure a reliable product quality and stable customers.
    5 Stars By olivier musset from Albania - 2018.10.31 10:02

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