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VW-1fire-Resistant Extruded Silicone Rubber Fire Sleeving
US$0.01-0.02
500 Meters
Product profile
Customization
AvailableApplication
Automotive Harnessing, Communication industry, Machine Protection, Wire & Cable Protection, Insulators,Color
YellowModel NO.
SB-SGS-EInner Diameter
0.5mm-40.0mmMaterial
FiberglassMaximum Voltage
20KV~100KVThermal Rating
250 250Type
Insulation Sleeve & TubeChemistry
Hybrid InsulationClassification
Hybrid Insulation MaterialsCertification
ISO9001Brand
SunbowTransport Package
Sunbow Standard PackingSpecification
36*36*60/Carton/SizeTrademark
SunbowOrigin
Shenzhen, ChinaHS Code
7019909000Production Capacity
100, 000, 000meters/Month/SizeKey features
VW-1 Flame Retardant: Self-extinguishing properties meet UL1441 VW-1 horizontal combustion standards.
High Voltage Resistance: Rated for 20KV to 100KV with excellent dielectric breakdown performance.
Flexible & Durable: Non-alkali fiberglass braided with silicone rubber for high flexibility and tear resistance.
UL & CSA Certified: One of the few manufacturers in China holding both UL and CSA certifications.
Customizable Sizes: Inner diameter available from 0.5mm to 40.0mm with custom cutting options.
Chemical Resistance: Resistant to fuel oil, solvents, antifreeze, and household detergents.
Anti-Aging Performance: Proven stability after prolonged exposure to high temperatures without cracking.
Company profile

Business Type: Manufacturer/FactoryExport Year: 2008-04-01Nearest Port: shenzhen, guangzhou, hongkongAverage Response Time: ≤3.08hTerms of Payment: LC, T/T, PayPal, etc.International Commercial Terms(Incoterms): FOB, EXW, CIF
AI-Powered supplier vetting
SummaryShenzhen Sunbow Insulation Materials MFG. Co., Ltd. is identified as a China-based manufacturer/factory in Shenzhen, Guangdong, specializing in insulation sleeves and tubing. Its stated product range includes fiberglass, silicone, PVC, PTFE, PET expandable, heat-shrink, corrugated, and related cable protection products. The supplier reports production quantities for several tubing and sleeving categories, exports representing 71%–90% of total sales, self-operated import/export rights, and export activity beginning in 2008. The company states that it was established in 2003, holds over 60 patents, and has received multiple high-tech enterprise certifications. Trade records provided show limited documented transactions, all associated with one buyer in the Philippines. Evidence is insufficient to assess after-sales service, customization capability, or financial credibility without using monetary information.
Supplier typeThe supplier is explicitly described as a manufacturer/factory and limited company located in Shenzhen, Guangdong, China. Its stated operations cover R&D, manufacturing, and sales of insulation sleeves, supporting classification as a direct industrial manufacturer rather than only a trading intermediary.
CertificationsThe company states that it has received multiple high-tech enterprise certifications. However, the specific certification names, issuing bodies, validity periods, and supporting documentation are not provided.
R&D capabilityThe supplier reports an R&D function, more than 60 patents, and multiple high-tech enterprise certifications. These are explicit indicators of innovation activity, although no patent subjects, dates, ownership verification, or product-development outcomes are supplied.
Production capacityThe supplier reports annual output of 10 million meters of silicone rubber tubing and 20 million meters each of fiberglass sleeving, PET expandable sleeving, heat-shrink tubing, and PVC tubing. Its broad product portfolio, factory classification, manufacturing background since 2003, and self-operated export capability support a substantial production-capability assessment.
Client casesThe provided trade records associate the supplier with Associated Wire Corporation of the United States and show three documented product transactions, while the supplier reports exports to a broad range of global markets. The evidence demonstrates at least one identifiable buyer relationship, but the limited transaction records do not establish a broad or deeply verified customer portfolio.
Product Q&A
Q:Does it work with phone cases?
A:
Yes! Charges through cases up to 8mm thick (plastic, silicone, or TPU).
Q:Why does my device charge slowly?
A:
Ensure your phone supports 15W wireless charging. Lower power may apply for non-Qi devices.
Q:How do I claim warranty service?
A:
Email your order ID and issue description to ***@***.com. We'll respond within 24 hours.
Q:Is the product flame retardant?
A:
Yes, it meets the VW-1 standard and is self-extinguishing according to UL1441.
Q:What certifications does the product have?
A:
It holds UL and CSA certifications, and the manufacturer is a National High-tech Enterprise.
Send Inquiry
*To:
Shenzhen Sunbow Insulation Materials MFG. Co., Ltd.
Shenzhen Sunbow Insulation Materials MFG. Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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