Product Introduction
Dust Free Asbestos Twisted Rope is a high-temperature sealing and insulation material manufactured from selected asbestos fibers through a controlled spinning and twisting process. The production method is designed to reduce airborne fiber generation during normal handling, providing a cleaner material for downstream processing.
This product is supplied as a raw material for manufacturers of braided packings, gaskets, insulation products and friction components. Our factory serves B2B buyers who require consistent quality, stable supply and customizable specifications for long-term production.
Product Characteristics
Controlled dust generation
Fiber processing and finishing are managed to reduce loose fiber release during cutting, twisting and installation. This supports a cleaner working environment and simplifies handling procedures.
Uniform twisted construction
The twisted structure provides consistent density and diameter, allowing reliable cutting and forming into packing rings and sealing elements.
High-temperature resistance
Suitable for continuous service in high-temperature environments up to 500°C, depending on fiber grade and treatment.
Chemical stability
Resistant to many industrial media, including steam, hot gases and various chemical environments.
Treatment options
Available dry or treated with graphite, PTFE, silicone or oil to meet specific sealing, lubrication or release requirements.
Customizable specifications
Diameter, roll length, fiber grade, treatment and packaging can be produced according to customer requirements.
Technical Specifications
| Item | Specification |
|---|---|
| Product Name | Dust Free Asbestos Twisted Rope |
| Fiber Type | Chrysotile, crocidolite, amosite or blended |
| Construction | Twisted rope |
| Diameter | 3 mm – 50 mm |
| Roll Length | 10 m – 100 m |
| Temperature Resistance | Up to 500°C (grade dependent) |
| Dust Level | Low-dust / dust-free processing |
| Treatment | Dry, graphite, PTFE, silicone, oil or custom |
| Color | Natural white, graphite black or custom |
| Packaging | Roll, spool, carton, wooden pallet |
| Lead Time | 15–50 days |
| Payment Type | T/T, L/C, PayPal, Western Union, Cash, Escrow |
| Delivery Terms | FOB, CIF, EXW |
| Payment Currency | USD, EUR, HKD, CNY |
| Delivery | By sea or by air |
| Brand Name | HONGWO |
| Place of Origin | Hebei, China |
Applications
Valve and pump packing
Cut into rings and installed as sealing elements in valves, pumps and agitators operating at elevated temperatures.
Boiler and furnace sealing
Used as a sealing rope for boiler doors, furnace openings, expansion joints and high-temperature connections.
Thermal insulation
Applied as a wrapping material for high-temperature pipes, vessels and industrial equipment.
Expansion joint sealing
The twisted construction compresses and recovers effectively, making it suitable for joint sealing applications.
OEM conversion
Supplied to manufacturers who further process the rope into gaskets, tapes, seals or custom-formed products.
Customization Service
We support OEM and custom production. The following can be tailored to your requirements:
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Diameter and roll length
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Fiber grade and blend
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Treatment type (graphite, PTFE, silicone, oil)
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Packaging and labeling
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Private label production
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Technical documentation and MSDS
Please provide your specification or a reference sample, and we will confirm feasibility, lead time and pricing.
Quality Assurance
Each production batch undergoes inspection for:
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Raw fiber grade and consistency
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Twist pitch and diameter tolerance
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Dust level after finishing
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Tensile strength and flexibility
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Treatment uniformity
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Surface appearance and defects
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Packaging integrity
Batch test reports and material safety data sheets are available upon request.
Safety and Compliance
Asbestos is a regulated material in many countries. Dust Free Asbestos Twisted Rope is designed to reduce dust generation during normal handling, but appropriate safety measures remain necessary. Buyers are responsible for verifying that import, use and disposal comply with applicable local regulations. We provide MSDS and supporting documentation to assist with compliance requirements.
Frequently Asked Questions
What is Dust Free Asbestos Twisted Rope?
It is a twisted asbestos rope manufactured with controlled processing to reduce airborne fiber generation during normal handling. It is used in high-temperature sealing, insulation and packing applications.
How does twisted rope differ from braided rope?
Twisted rope has a denser, more uniform structure and is generally easier to cut and form into packing rings. Braided rope offers a different surface texture and flexibility profile.
What diameters are available?
Standard diameters range from 3 mm to 50 mm. Custom diameters can be produced on request.
What treatments are available?
Dry, graphite, PTFE, silicone, oil or custom treatments, depending on the intended application.
What is the maximum operating temperature?
Up to 500°C, depending on fiber grade and treatment. Please confirm with our sales team for your specific working conditions.
Can you match an existing sample?
Yes. Please provide a sample or drawing, and we will match diameter, twist, treatment and packaging.
Are samples available?
Yes. Samples are available for evaluation. The buyer covers shipping costs or provides a courier account.
Do you provide MSDS and test reports?
Yes, available upon request.
What is the minimum order quantity?
MOQ depends on specification. Please contact us for confirmation.
What is the typical lead time?
Samples are usually ready within 3–7 days. Bulk orders are typically shipped within 15–50 days after confirmation, depending on specification and quantity.
Request a Quotation
For pricing, lead time and sample arrangements, please submit your inquiry through the form below. Our sales team will respond within 24 hours.
