What are the main applications for this sleeve?

It is widely used for circuit insulation protection in new energy vehicles, special vehicles, rail transit, and aerospace industries.

Is free sample available?

Yes, free samples are available. The sample time is usually 1-2 days.

Silicone Glass Fiber Heat-Resistant Sleeve

Name: Silicone Glass Fiber Heat-Resistant Sleeve
Brand: Suzhou Volsun Electronics Technology Co., Ltd.
SKU: 1926831681

Jiangsu, ChinaSuzhou Volsun Electronics Technology Co., Ltd.

US$0.99

100-9,999 Meters

US$0.058

10,000+ Meters

Sample price:US$0.50/meter.Request sample

Product profile

Customization

Available

Certification

RoHS

Color

Black

Model NO.

NS-GF200RUB-N

IP Rating

Insulation

Usage

Insulation Sleeve

Material

Silicone Rubber

Type

Insulation Sleeve

Application

Insulators

Chemistry

Organic Insulation

Thermal Rating

250 250

Maximum Voltage

<10kv

Brand

Volsun

Sample

Free

MOQ

200m

Transport Package

Standard Carton Package

Specification

RoHS

Trademark

Volsun

Origin

Suzhou

HS Code

85479090

Production Capacity

50000m/Day

Key features

Multi-Color Customization: Standard colors available; other colors can be customized upon request.

Superior Insulation Performance: High dielectric strength with breakdown voltage up to 7000V for safety.

Wide Application Scope: Ideal for circuit insulation in new energy vehicles, rail transit, and aerospace.

Flame Retardant & Oil Resistant: Meets UL94 HB flame retardant rating and resists oil and environmental stress.

Flexible & Durable Material: Made of alkali-free glass fiber coated with silicone rubber for flexibility.

Certified Quality Assurance: Complies with RoHS, REACH, IATF16949, and ISO9001 standards.

Custom Size Options: Inner diameter ranges from 1mm to 25mm; sizes can be customized.

Company profile

Importers and ExportersYears of Export ExperienceStandardized quality controlManagement Certification

Suzhou Volsun Electronics Technology Co., Ltd.

Jiangsu, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 19 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤4.04h

AI-Powered supplier vetting

SummaryVolsun is an industrial materials and components supplier with stated activities covering automotive parts, electronic materials, plastics, rubber, metal products, refractory materials, and fireproof sealing materials. It reports 88 patents, 97 product certifications, customers in 88 countries, and applications in communication, automotive, and power industries. The supplier supports extensive customization and reports new products within the past year, but does not provide 3D software design services. Quality and complaint-handling procedures have documented implementation, while service limitations include no overseas agents or branches, overseas warehouse, overseas showroom, or valid manufacturing-capacity contract with related subcontractors. Exporting experience is stated as 19 years, with a quoted lead time of within 15 working days in both peak and off-season.

Supplier typeThe supplier’s stated business scope includes automotive parts and accessories, electronic specialized materials, plastics, rubber, synthetic rubber, metal materials and products, refractory materials, fireproof sealing materials, and industrial automation systems. This identifies it as a diversified industrial materials and components manufacturer and seller.

CertificationsThe supplier explicitly reports 97 product certifications and 88 patents. The slices do not identify the certification standards, issuing bodies, validity periods, or product coverage, but the stated certification quantity is positive evidence of certification holding.

R&D capabilityThe supplier reports 88 patents, 97 product certifications, and new products within the past year. These statements provide explicit evidence of innovation activity, although the slices do not describe the technical significance or commercial outcomes of the innovations.

Production capacityThe supplier has instructions for finished-product inspection that are uniformly followed, documented quality-assurance procedures, in-stock capability, and stated lead times within 15 working days in both peak and off-season. However, it reports no valid contract between the factory and related subcontractors, so production-capacity governance has a documented weakness despite other positive operational evidence.

Customization capabilityThe supplier explicitly provides customization from samples, designs, full customization, minor customization, and flexible customization, and reports R&D activity with new products in the past year. It does not provide 3D software design services, but the stated customization coverage is broad.

Client casesThe supplier states that it has cooperated with customers from 88 countries and provided sealing and waterproofing solutions to well-known enterprises in the communication, automotive, and power industries. It also reports participation in the EP Shanghai offline trade show, but no customer names, project details, or independently verifiable case outcomes are provided.