Wholesale Class B 6630 DMD Transformer Insulation Paper Flexible Composite Materials for Motor Slot and Transformer Insulation
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Product Highlights
- Customizable Color Options: Available in blue, green, white, and pink to meet specific requirements.
- Flexible Layer Configuration: Two-layer and four-layer structures can be produced on request.
- Superior Dielectric Properties: High breakdown voltage up to 18KV with excellent tear and tensile strength.
- Versatile Application Scope: Ideal for motors, generators, capacitors, inductors, and transformer slot insulation.
- Multiple Thickness Options: Available in 0.15mm to 0.4mm thicknesses with tight tolerance control.
- Fast Lead Time: Peak and off-peak season delivery within 15 working days.
- Sample Availability: Samples are available for testing and quality verification.
Product Attributes
- Customization
- Available
- Application
- Capacitor, Generator, Inductor, Insulation Sleeving, Motor, Transformer, Slot Wedge
- Color
- Customzied
- Model NO.
- 6630 dmd
- Material
- Polyester Film
- Maximum Voltage
- <10KV
- Thermal Rating
- B 130
- Thickness
- 0.15/0.18/0.20/0.23/0.25/0.3/0.35/0.4mm
- Tensile Strength
- High
- Type
- Insulation Paper Material
- Packing
- Carton
- Sample
- Avaliable
- Selling Units
- Kg
- Single Gross Weight
- 50kg
- Working Temperature
- 130
- Width
- 1000mm
- Transport Package
- Carton
- Specification
- Customized
- Trademark
- YUNENG
- Origin
- Henan, China
- Production Capacity
- 2000kg/Month
- Package Size
- 30.00cm * 30.00cm * 100.00cm
- Package Gross Weight
- 55.000kg
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
Product Images of Wholesale Class B 6630 DMD Transformer Insulation Paper Flexible Composite Materials for Motor Slot and Transformer Insulation
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Product Description

The heat resistance Class is F Class (155 °C).
6630 Polyester film/Polyester fiber non-woven fabric flexible composite material is a three-layer flexible composite material.
--Colur: Blue, green, white and pink.
--Four layers and Two layers can be produced on request.
--Three layers: polyester film is bonded with non-woven fabric cloth.
--Middle Layer: Polyester film(PET) for Electrical Purposes.
--Outer Layer: Non-woven fabric cloth.
It usually as slot, interturn and liner insulation for F-grade motors, generators and electric appliances.


Properties | Units | VALUE | ||
Nominal thickness | mm | 0.20 | 0.25 | 0.35 |
Thickness tolerance | mm | ±0.03 | ±0.03 | ±0.04 |
Grammage | g/m2 | 220 | 300 | 425 |
tensile strength | N/CM | ≥140 | ≥190 | ≥320 |
Elongation | % | ≥15 | ≥15 | ≥5 |
Breakdown Voltage | KV | ≥9 | ≥12 | ≥18 |
Bonding property at 155 + 2℃, 10 min | -- | No delamination, no bubble, no adhesive flow | ||












About the Supplier
This supplier has been audited by TÜV Rheinland. Verify the report on the official TÜV Rheinland website with ID "MIC-ASI2691161". Items marked "" are certified.
Company Profile
Xuchang Yuneng electrical insulation material factory is a professional manufacturer of electrical insulation material for electrical motors and transformers for more than 20 years. After decades years development, Yuneng specializes in manufacturing electrical insulation materials with 5 production lines and production capacity is more than 1000 tons annually.
Laminated insulation paper line can offer class B, class F, class H, DMD, NMN, AMA, NHN, Nomex T410 and aramid paper.
Insulation paper line can supply insulation kraft paper, crepe paper as well as DDP insulation paper.
Laminated sheet line can offer high quality fr4, G10, epoxy glass sheet, phenolic cotton sheet, fiberglass pultruded profile.
Insulation tape and sleeves line can supply fiberglass binding tape as well as different kinds of fiberglass sleeves.
Insulation film line can offer polyester film, polyimide film as well as adhesive tapes.
Yuneng's development concept: Quality is the root, honesty, science and technology innovation sustainable development. Yuneng is strict with quality control, continuous improvement to high-quality of electrical insulation products, The insulation materials products are accredited by SGS, RoHS.
Yuneng has exports to southeast Asia, the Middle East, Europe and the United States, eighty countries and regions with excellent performance and good reputation. We have established long-term stable cooperation with many enterprises.
Yuneng tried best to lead the future development of electrical insulation material industry through advanced technology, diversified products and professional service.
About Our Factory & Business Background
- Address
- Room 1713, Lvzhou Dream Palaza, Weidu District, Xuchang, Henan, China
- Terms of Payment
- LC, T/T, PayPal
- International Commercial Terms(Incoterms)
- FOB, EXW, CFR, CIF, CIP, CPT, DDP, FCA
- Average Lead Time
-
Peak Season Lead Time: within 15 workdays
Off Season Lead Time: within 15 workdays - Nearest Port
- SHANGHAI, QINGDAO
Our Production Capability & Technical Expertise
- Main Products
- Insulation Paper, Insulation Sheet, Nomex Paper, Insulation Film, Insulation Sleeves, Nmn, Gpo3 Sheet, Nhn, Epoxy Fiberglass Sheet, Aramid Paper
Our Industry Experience & Global Business Record
- Export Year
- 2008-05-16
- Main Markets
- North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
FAQ
- Can the color be customized?
- Yes, colors such as blue, green, white, and pink are available.
- What thickness options are available?
- Thickness ranges from 0.15mm to 0.4mm, including 0.15, 0.18, 0.20, 0.23, 0.25, 0.3, 0.35, and 0.4mm.
- Is it possible to produce two or four layers?
- Yes, two-layer and four-layer configurations can be produced on request.
- What is the maximum breakdown voltage?
- The breakdown voltage can reach up to 18KV depending on the thickness.
- How long is the lead time for orders?
- Lead time is within 15 working days for both peak and off-peak seasons.
- Are samples available for this product?
- Yes, samples are available for customer evaluation.
- What are the main applications for this material?
- It is used for slot, interturn, and liner insulation in F-grade motors, generators, and electric appliances.
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