PTFE impregnated asbestos valve packing
Asbestos PTFE packing offers a reinforced sealing structure where asbestos fibers provide strength and thermal stability, while PTFE impregnation enhances lubricity and chemical resistance. This balanced construction allows the packing to perform reliably in valves, pumps, and industrial equipment handling steam, oil, and corrosive media under demanding operating conditions.
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High-Performance Asbestos Valve Packing (PTFE Impregnated)
Hebei Xinda specializes in manufacturing PTFE impregnated asbestos packing, a robust sealing solution for high-temperature and high-pressure environments. By deeply treating high-quality asbestos fibers with a PTFE dispersion, our asbestos valve packing achieves superior chemical inertness and a reduced coefficient of friction, making it ideal for steam valves, distillers, and reciprocating pumps.
Asbestos PTFE Packing Data Sheet
| Test Item | Unit | Target |
| Pressure | Mpa | 0-30 |
| Linear Speed | m/s | 10 |
| Temperature | ℃ | -50~+260 |
| Pn Value | 2-12 |
PTFE impregnated asbestos packing process:
- PTFE Impregnation: Every asbestos thread is thoroughly impregnated with PTFE dispersion before braiding, ensuring internal lubrication and deep chemical resistance.
- High-Density Braiding: Our asbestos ptfe packing is lattice-braided to maintain structural integrity under intense mechanical stress and thermal cycling.
- Corrosion Inhibition: Specially formulated to prevent stem pitting and corrosion in stainless steel valves.
Frequently Asked Questions
Q1: What are the main advantages of using asbestos ptfe packing over pure asbestos?
A: Pure asbestos is porous and can be abrasive. Our ptfe impregnated asbestos packing fills these pores, creating a much denser seal that is self-lubricating. This prevents shaft wear and significantly improves the sealing effect against aggressive chemicals.
Q2: In which industries is asbestos valve packing most commonly used?
A: It remains a preferred choice for asbestos valve packing in power plants, marine engineering, and heavy industrial steam systems where a cost-effective, high-temperature static seal is required.
For even higher temperatures or non-asbestos requirements, check our [Graphite Packing] or [Pure PTFE Packing].
Contact us today for free samples and best factory pricing!
WhatsApp / WeChat: +86-15222735180
Email: info@chn-rubber.com
