Insulation Heat Treated Uncoated E Glass Fiber Fireproof Coated Temp High Temperature Cable Fire Silicone Rubber Braided Fiberglass Sleeving for Electrical Wire
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| Customization: | Available |
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| Application: | Automotive Harnessing, Communication industry, Machine Protection, Wire & Cable Protection |
| Color: | Red, Blue, Silver, Gray, Black, Orange |
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Product Description
The high temperature fireproof braided fiberglass sleeving is designed for electrical wire and cable insulation in environments exposed to elevated temperatures, flame risk, and thermal stress.
Manufactured by BSTFLEX, this sleeving is produced from E-glass fiber braided construction and is available in heat-treated uncoated or silicone rubber coated versions.
The heat-treated fiberglass structure provides stable insulation performance, while the silicone rubber coating option enhances fire resistance, environmental protection, and durability.
This product is suitable for continuous industrial use where reliable electrical insulation and fire protection are required.
Woven E-glass fiber construction
Non-combustible and heat resistant
Flexible braided structure for easy installation
Suitable for wire and cable routing
Heat Treated, Uncoated:
Reduced fiber shedding
Clean surface finish
Maximum flexibility
Silicone Rubber Coated:
Enhanced fireproof and heat insulation performance
Resistant to moisture, oil, and industrial fluids
Smooth, durable outer surface
These options allow selection based on operating temperature and environmental conditions.
Electrical wire and cable insulation
Fireproof and high-temperature protection
Reduces risk from flame and radiant heat
Protects wiring from abrasion and thermal damage
Extends service life of electrical systems
The sleeving is designed for industrial electrical safety, not decorative use.
| Item | Description |
|---|---|
| Product Type | Braided Fiberglass Sleeving |
| Manufacturer | BSTFLEX |
| Base Material | E-Glass Fiber |
| Structure | Braided |
| Surface Option | Heat Treated Uncoated / Silicone Rubber Coated |
| Function | Electrical Insulation & Fire Protection |
| Temperature Resistance | High-Temperature Industrial Use |
| Inner Diameter | Customizable |
| Color | Natural / Coated Color Options |
| OEM Service | Available |
Electrical wires and cable bundles
Industrial control panels and machinery
Power distribution and electrical equipment
Automotive, marine, and industrial wiring
Areas exposed to heat sources or fire risk
The sleeving is widely used where standard insulation materials are insufficient.
| Aspect | Fireproof Fiberglass Sleeving | Standard Plastic Sleeving |
|---|---|---|
| Heat Resistance | High | Low |
| Fire Protection | Excellent | Limited |
| Durability | Long Service Life | Shorter |
| Environmental Resistance | Strong | Moderate |
| Application Range | Industrial | General |
BSTFLEX provides OEM manufacturing and customization, including:
Custom inner diameters and wall thickness
Choice of coated or uncoated finish
Cut lengths or continuous rolls
Color identification options
Export-grade packaging
Products are manufactured under controlled quality systems to ensure consistent performance.
This product is designed to improve fire and heat protection but should be used together with proper electrical system design and safety procedures.
The heat treated E-glass fiber braided fiberglass sleeving for electrical wire manufactured by BSTFLEX provides reliable high-temperature insulation and fireproof protection for electrical cables.
With flexible braided structure, optional silicone rubber coating, and stable thermal performance, it is suitable for demanding electrical and industrial applications.
| Datasheet | |||||||||
| Part Number | Normal Inside diameter | Meter for spool | |||||||
| Inches | mm | Dash # | Meter | ||||||
| BST-EFRS-6 | 1/4 | 6 | -4 | 20 | |||||
| BST-EFRS-8 | 5/16 | 8 | -5 | 20 | |||||
| BST-EFRS-10 | 3/8 | 10 | -6 | 20 | |||||
| BST-EFRS-11 | 7/16 | 11 | -7 | 20 | |||||
| BST-EFRS-13 | 1/2 | 13 | -8 | 20 | |||||
| BST-EFRS-16 | 5/8 | 16 | -10 | 20 | |||||
| BST-EFRS-19 | 3/4 | 19 | -12 | 20 | |||||
| BST-EFRS-22 | 7/8 | 22 | -14 | 20 | |||||
| BST-EFRS-25 | 1 | 25 | -16 | 20 | |||||
| BST-EFRS-29 | 1 1/8 | 29 | -18 | 20 | |||||
| BST-EFRS-32 | 1 1/4 | 32 | -20 | 20 | |||||
| BST-EFRS-35 | 1 3/8 | 35 | -22 | 20 | |||||
| BST-EFRS-38 | 1 1/2 | 38 | -24 | 20 | |||||
| BST-EFRS-41 | 1 5/8 | 41 | -26 | 20 | |||||
| BST-EFRS-44 | 1 3/4 | 44 | -28 | 20 | |||||
| BST-EFRS-48 | 1 7/8 | 48 | -30 | 20 | |||||
| BST-EFRS-51 | 2 | 51 | -32 | 20 | |||||
| BST-EFRS-57 | 2 1/4 | 57 | 36 | 20 | |||||
| BST-EFRS-60 | 2 2/5 | 60 | -38 | 20 | |||||
| BST-EFRS-64 | 2 1/2 | 64 | -40 | 20 | |||||
| BST-EFRS-67 | 2 5/8 | 67 | -42 | 20 | |||||
| BST-EFRS-70 | 2 3/4 | 70 | -44 | 20 | |||||
| BST-EFRS-73 | 2 7/8 | 73 | -46 | 20 | |||||
| BST-EFRS-76 | 3 | 76 | -48 | 20 | |||||
| BST-EFRS-83 | 3 1/4 | 83 | -52 | 20 | |||||
| BST-EFRS-89 | 3 1/2 | 89 | -56 | 20 | |||||
| BST-EFRS-95 | 3 3/4 | 95 | -60 | 20 | |||||
| BST-EFRS-102 | 4 | 102 | -64 | 20 | |||||
| BST-EFRS-114 | 4 1/2 | 114 | -72 | 20 | |||||
| BST-EFRS-121 | 4 3/4 | 121 | -76 | 20 | |||||
| BST-EFRS-127 | 5 | 127 | -80 | 20 | |||||
| BST-EFRS-152 | 6 | 152 | -96 | 20 | |||||
This Silicone Coated E-Glass Fiberglass Fire Sleeve is a high-performance thermal and fire protection solution designed to shield hoses, pipes, cables, and wire assemblies from extreme heat, radiant exposure, and direct flame contact.
The sleeve features a tightly braided E-glass fiberglass core, coated with a durable fire-resistant silicone rubber layer. This construction provides excellent thermal insulation, flame resistance, abrasion protection, and long-term reliability in harsh industrial and automotive environments.
It is widely used as a hose protector sheath, insulation pipe jacket, and fireproof cable sleeve in applications where safety, durability, and temperature control are critical.
High-Temperature Resistance
Continuous protection against radiant heat, molten splash, and short-term flame exposure.
Silicone Rubber Coated Surface
Forms a smooth, fire-resistant barrier that resists oil, fuel, moisture, and chemicals.
Braided E-Glass Fiberglass Core
Provides structural strength, flexibility, and excellent thermal insulation performance.
Fireproof & Self-Extinguishing
Designed to reduce flame spread and protect critical lines during fire incidents.
Flexible & Easy Installation
Easily slides over hoses, pipes, cables, and wire bundles without disassembly.
Abrasion & Impact Protection
Protects against mechanical wear in high-vibration and confined installations.
Hydraulic and fuel hoses
Industrial insulation pipes
Electrical cables and wiring harnesses
Automotive and commercial vehicle engine bays
Exhaust-adjacent lines and components
Marine, railway, mining, and heavy equipment systems
Material: E-Glass Fiberglass (Braided)
Outer Coating: Fire-Resistant Silicone Rubber
Construction: Braided fiberglass sleeving with silicone jacket
Temperature Performance:
Fiberglass core: high-temperature resistant
Silicone coating: flame retardant, heat shielding
Form: Flexible tubular fire sleeve / hose protector sheath
Sizes: Available in multiple inner diameters (custom sizes supported)
Enhances fire safety compliance in high-risk thermal zones
Extends service life of hoses and cables
Reduces maintenance downtime caused by heat damage
Suitable for OEM, aftermarket, and custom insulation projects
Stable quality for long-term supply programs
Inner diameter and wall thickness
Silicone color (standard and custom colors available)
Length cutting and packaging options
Private label and OEM branding support
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