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Electrical Materials Insulation Impregnated DMD F Class Red Fibreglass Insulation Electrical Epoxy Resin DMD Prepreg
US$1.80-2.30
500 kg
Product profile
Customization
AvailableApplication
Capacitor, Generator, Inductor, Insulation Sleeving, Motor, TransformerColor
WhiteModel NO.
dmdMaterial
PlasticMaximum Voltage
<10KVThermal Rating
B 130Thickness
0.13mm*0.35mmWidth
1000mmType
Insulation PaperChemistry
Organic InsulationClassification
Organic Insulating MaterialCertification
ISO9001Brand
RainyanTransport Package
PalletSpecification
0.13-0.35mmTrademark
RYOrigin
ChinaProduction Capacity
5000000tKey features
Wide Thickness Options: Available in nominal thicknesses ranging from 0.15mm to 0.45mm with precise tolerances.
Excellent Insulation Properties: Features superior electrical insulation, bonding strength, and heat resistance for motors and transformers.
Long Shelf Life: Maintains stability and performance with a long shelf life at room temperature.
Low Precuring Requirements: Requires low temperature and short time for precuring during manufacturing processes.
High Dielectric Strength: Offers dielectric strength of up to 18 kV/m for reliable electrical safety.
ISO9001 Certified: Manufactured under ISO9001 certification ensuring consistent quality standards.
Customizable Specifications: Special specifications and widths can be supplied according to customer requests.
Company profile

Business Type: Manufacturer/FactoryExport Year: 2001-02-01Nearest Port: qingdao, shanghai, tianjinAverage Response Time: ≤18hTerms of Payment: LC, PayPal, Western Union, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DAT, FAS, DDP, DAP, CIP, FCA
AI-Powered supplier vetting
SummaryXuchang Rainyan Insulation Material Co., Ltd. is identified as a Chinese manufacturer/factory producing electrical insulation materials and related products. It reports ISO 9001 and QC 080000 certifications, broad export coverage, and customization based on customer samples. However, the evidence indicates limited R&D and service infrastructure: no ODM, 3D design, SDK, recent product development, written complaint-handling or corrective-action procedures, warehouse control process, or quality assurance system. Quality-control resources are reported inconsistently, with one inspection staff member and no test equipment in one slice, while another reports 11–20 quality-control staff. Financial records are referenced for 2021–2023, but no financial figures or substantive performance evidence are provided. No customer names, case studies, or verified brand-OEM experience are disclosed.
Supplier typeThe supplier is explicitly identified as a manufacturer/factory and limited company based in Henan, China. Its stated product scope covers polyester film, polyimide tape, pressboard, insulation paper, laminated sheet, and other insulation-related products, while the company description links its products to transformers and electrical motors.
CertificationsThe supplier reports holding ISO 9001 and QC 080000 certifications. The slices identify the certifications but do not provide certificate numbers, validity dates, scope, or independent verification.
After-Sales capabilityThe supplier states that it offers warm-hearted service, but it explicitly reports no written procedures or records for customer complaints and no written corrective and preventive action procedures or records. This demonstrates a documented service-process deficiency.
R&D capabilityThe supplier reports no professional technical R&D capability, no 3D software design, no ODM service, no SDK, and no new products in the past year. Although sample provision is described as an R&D engineer responsibility, the overall evidence shows explicit limitations in innovation and formal R&D capability.
Production capacityThe supplier reports annual production information of 3,240 laminated sheets and 50,000 tons, exports to multiple global regions, and has operated as an exporter for five years. However, quality-control infrastructure appears weak or inconsistent: one slice reports one inspection staff member and zero testing equipment, while another reports 11–20 quality-control staff; finished products are checked by packing staff.
Customization capabilityThe supplier explicitly offers customization from samples and states that its R&D engineer provides samples according to customer requirements. No evidence is provided for broader engineering design, 3D design, ODM, or SDK-based customization, so the demonstrated capability is limited to sample-based customization.
Product Q&A
Q:What are the available thickness options?
A:
Nominal thickness ranges from 0.15mm to 0.45mm with specific tolerances for each size.
Q:Can I request special specifications?
A:
Yes, special specifications can be supplied according to customer requests.
Q:What is the lead time for orders?
A:
The average lead time is within 15 workdays for both peak and off-peak seasons.
Q:What payment methods do you accept?
A:
We accept LC, PayPal, Western Union, and Money Gram.
Q:What are the main applications for this product?
A:
It is used for liner insulation of copper/aluminum foil in dry-type transformers and slot/interphase insulation in motors.
Send Inquiry
*To:
Xuchang Rainyan Insulation Material Co., Ltd.
Xuchang Rainyan Insulation Material Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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