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Electrical Fiberglass Insulating Flexible 5kv Insulation Varnish Cloth
US$4.00-4.90
100 kg
Product profile
Customization
AvailableApplication
Building Material, Electrical Power System, Electronic Communication, Electronic Device, Industrial Equipment, Laboratory Equipment, Medical Equipment, TransportationColor
YellowModel NO.
2432Material
ResinMaximum Voltage
<10KVThermal Rating
B 130Chemistry
Organic InsulationClassification
Organic Insulating MaterialCertification
ISO9001Type
Insulation ClothBrand
RainyanTransport Package
PalletSpecification
0.5mm-200mmTrademark
rainyanOrigin
ChinaProduction Capacity
100000kg/DayKey features
High Dielectric Strength: Excellent electrical insulation properties for safe operation in high voltage environments.
Heat Resistant Grade B: Withstands temperatures up to 130 degrees Celsius for reliable thermal performance.
Oil and Moisture Resistant: Resists oil, mildew, and dampness, ensuring durability in harsh industrial conditions.
Flexible and Soft: Soft insulating material that is easy to handle and apply to complex shapes.
ISO9001 Certified: Manufactured under strict ISO9001 quality standards for consistent product reliability.
Wide Application Scope: Ideal for coil insulation in transformers, motors, and various electrical appliances.
Customizable Specifications: Available in various thicknesses and widths to meet specific project requirements.
Professional Manufacturer: 20 years of experience with advanced manufacturing techniques and global export.
Company profile

Business Type: Manufacturer/FactoryExport Year: 2001-02-01Nearest Port: qingdao, shanghai, tianjinAverage Response Time: ≤15hTerms 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 is the thermal rating of this insulation cloth?
A:
The thermal rating is Grade B, which means it can withstand temperatures up to 130 degrees Celsius.
Q:What materials are used to make this product?
A:
It is made from non-alkali fiberglass cloth impregnated with alkyd resin varnish.
Q:What are the main applications for this insulation cloth?
A:
It is mainly used for coil insulation in oil-immersed transformers, oil circuit breakers, motors, and other electrical equipment.
Q:What are the available thickness options?
A:
Available thicknesses include 0.11mm, 0.13mm, 0.15mm, 0.17mm, 0.20mm, and 0.24mm.
Q:Is the width of the cloth customizable?
A:
Yes, standard widths include 15mm, 20mm, 25mm, 50mm, 1000mm, and 1250mm. Special specifications can be negotiated.
Send Inquiry
*To:
Xuchang Rainyan Insulation Material Co., Ltd.
Xuchang Rainyan Insulation Material Co., Ltd.*Content:
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