Multiple sleeve variants
B-Class and F-Class fiberglass sleeves, including a high-voltage F-Class option - three confirmed constructions in the specified range.
- FIBERGLASS SLEEVES
- 1–25 MM DIAMETER
- TIGHT WEAVING
- B-CLASS INSULATION
- F-CLASS INSULATION
- HIGH VOLTAGE
- INSULATION VARNISH
- FIBERGLASS YARN
- INDUSTRIAL INSULATION
Built for Industrial Insulation
We manufacture and deal in electrical insulation products and materials, supporting industrial buyers with dependable B2B supply and solutions tailored to their requirements.
Fiberglass Sleeves
Fiberglass Yarn
Electrical Insulation Materials
Insulation Varnish
Insulation Chemicals
OUR CATEGORY
01 —
Fiberglass Sleeves
Braided fiberglass sleeves for electrical insulation and industrial protection.
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02 —
Fiberglass Yarn
Fiberglass yarn used in insulation sleeves and related industrial applications.
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03 —
Electrical Insulation Materials
Insulation materials for electrical components and industrial applications.
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04 —
Insulation Varnish
Insulation varnish used for coating and electrical insulation applications.
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05 —
Insulation Chemicals
Chemical materials used in industrial electrical insulation processes.
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06 —
Insulation Paper
Electrical insulation paper and related insulating materials for industrial requirements.
View DetailsFacility Tour
Inside the Manufacturing Hub
From fiberglass yarn to finished insulation sleeve — every stage is defined by published specifications, from the base yarn through to the final electrical test.
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Fiberglass Yarn Base material — 1/2 fiberglass yarn
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Full Tight Weaving Braided sleeve formation
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Varnish Coating Staged coating & curing profile
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Electrical Testing 0.5–1 KV to 5.5–6.5 KV by product
BUILT FOR INDUSTRY
Insulation Solutions for Industrial Applications.
From electrical components to industrial equipment, our insulation products are designed to support the demanding requirements of electrical and industrial applications.
Why Choose Konark
Built around published specifications, not marketing claims
Everything stated below is drawn from the fiberglass sleeve documentation supplied by Konark Enterprises. Where a claim cannot be verified, it is marked for confirmation rather than published.
Quality & TestingDefined diameter range
1–25 mm across the specified fiberglass sleeve products. Specific diameters are confirmed against your requirement at the time of enquiry.
Multiple coating configurations
2, 4 and 5 coat constructions, with polyurethane insulation varnish on the F-Class products and insulation varnish on the B-Class product.
Full tight weaving
The specified sleeves are manufactured from 1/2 fiberglass yarn using full tight weaving across the sleeve length.
Published electrical testing
Test ranges are stated per product - from 0.5–1 KV on the B-Class sleeve through to 5.5–6.5 KV on the F-Class High Voltage sleeve.
Technical documentation
Specification tables, coating and curing profiles, and dimensional data are available for the confirmed fiberglass sleeve products.
1–25 mm
Diameter range
B & F Class
Product classes
2 / 4 / 5
Varnish coats
Up to 6.5 KV
Electrical testing
Enquiry Received
Thank you for reaching out. Our team will respond within 24 business hours.
Get in Touch
Request a Quote or Product Enquiry.
Share your requirement and our team will respond with specifications, pricing, and availability tailored to your industrial needs.
- Response within 24 hours on business days
- Bulk & custom orders supported
- Technical datasheets available on request
- Trusted by industrial buyers across multiple sectors
FAQ
Questions Before
You Ask
Have a question about our fiberglass sleeves, specifications, or supply? We're here to help.
Contact UsWhat types of fiberglass sleeves does Konark Enterprises offer?
Konark Enterprises offers a range of braided fiberglass sleeves, including B-Class and F-Class constructions. These are available in multiple coating configurations and are designed for electrical insulation and industrial protection applications.
What sizes of fiberglass sleeves are available?
Our fiberglass sleeves are available in a diameter range of 1 mm to 25 mm. Specific diameters can be confirmed against your exact requirement at the time of enquiry.
What is the difference between B-Class and F-Class fiberglass sleeves?
B-Class and F-Class sleeves differ in their coating and electrical performance. F-Class products typically use polyurethane insulation varnish and are designed for higher temperature and voltage applications, while B-Class sleeves use standard insulation varnish for general electrical insulation.
What is the electrical testing range of your fiberglass sleeves?
Electrical test ranges are stated per product. B-Class sleeves are typically tested between 0.5–1 KV, while F-Class High Voltage sleeves are tested between 5.5–6.5 KV. Full testing details are available in our product documentation.
Do you supply high-voltage fiberglass sleeves?
Yes, we supply high-voltage fiberglass sleeves as part of our F-Class range. These are designed for applications requiring higher dielectric strength and are tested up to 6.5 KV.
Can I request a quotation for bulk or industrial requirements?
Absolutely. We support bulk and industrial supply requirements. Please contact us with your specifications, quantities, and delivery location, and our team will provide a tailored quotation.
Can Konark Enterprises provide products according to specific size or technical requirements?
Yes. We can supply fiberglass sleeves and insulation materials based on your required size, coating, voltage rating, and other technical specifications. Please share your requirements and we will confirm feasibility.
How can I request a product datasheet or technical specification?
You can request datasheets and technical specifications by contacting our team directly. We will provide the relevant documentation for the products you are interested in.