Oil-Free PTFE Braided Packing

Oil-free PTFE braided packing is ideally suited for applications such as food processing, pharmaceuticals, oxygen transport, and cleanrooms, as it eliminates risks of contamination and explosion.

It withstands temperatures ranging from -180°C to +200°C, pressures up to 200 bar (static) / 80 bar (dynamic), and linear speeds up to 20 m/s (static) / 12 m/s (dynamic); it is compatible with a pH range of 0–14 and offers universal chemical resistance.

What Is Oil-Free PTFE Packing?

Oil-free PTFE packing is braided from pure PTFE fibers with no added lubricants — no oil, no grease, no silicone, no graphite. PTFE itself provides the lowest coefficient of friction of any solid material (0.05-0.20), so no external lubrication is required.

Why it matters: Standard PTFE packing is impregnated with lubricants to reduce friction. But in critical services, these lubricants can:

Leach into food or pharmaceutical products → product loss, FDA violations

React with oxygen → fire or explosion risk

Outgas in cleanroom or semiconductor applications → product contamination

Contaminate sensitive chemical processes → batch failure

Oil-Free PTFE Braided Packing eliminates all these risks.

Why Choose Oil-Free PTFE Packing?

Comparison & Selection Guide

Oil-Free vs Standard PTFE Packing

Quick Selection Guide — By Industry

Primary Applications

Real-World Applications

Case Study 1: Food Processing Plant — FDA Compliance Achieved

Client: Large food processing company handling fruit concentrates (mid-size US food manufacturer)

Challenge: Standard lubricated PTFE packing risked lubricant migration into food products — FDA violation risk and potential product loss.

Solution: Supplied Oil-Free PTFE Braided Packing, no added lubricants. FDA-compliant material. Full documentation provided.

Result: FDA compliance achieved. Zero contamination events. Packing performed reliably for over 12 months. $50,000/year in potential product loss avoided.

Case Study 2: Oxygen Plant — Safety Requirement Met

Client: Oxygen generation facility

Challenge: Standard PTFE packing contained oil — oil + oxygen under pressure = explosion risk. Any oil-contaminated packing was unacceptable.

Solution: Installed oil-free PTFE packing — no oil, no grease. Oxygen service approved. Certification provided.

Result: Safe operation achieved. No incidents. Inspection passed. Zero safety violations.

Note: Actual case results vary by application conditions. Contact us for application-specific recommendations.

Technical Specifications

Product Properties

Available Grades

Taifno Quality Assurance

100% Virgin PTFE — no regrind, no recycled material. Consistent quality, batch after batch.

No Added Lubricants — verified oil-free and silicone-free. Zero contamination risk.

Full Traceability — Every batch traceable. Material certificates on request.

FDA-Compliant — Meets FDA 21 CFR 177.1550 for food and pharmaceutical applications.

Oxygen Service Approved — Safe for oxygen applications — no oil/grease to react with oxygen.

Precision Braiding — Consistent density, flexibility, and sealing performance.

FAQ

Q: What is Oil-Free PTFE Braided Packing and when should I use it?

A: PTFE packing with no added oil, grease, or silicone lubricants. Pure PTFE is self-lubricating, no external lubricants are needed. Use it when contamination is a risk.

When to use it: Food processing, pharmaceuticals, oxygen service, cleanrooms, semiconductor manufacturing, sensitive chemical processes.

When NOT to use it: High-speed dynamic service (above 12 m/s), lubricated PTFE handles higher speeds better. Abrasive media, use aramid/PTFE. High temperature above +200°C, use carbon fiber.

The cost of choosing wrong: Standard PTFE may cost less upfront, but in food/pharma, one product contamination event can cost $10,000+. In oxygen service, the cost is far higher.

Q: Oil-free vs. standard PTFE packing, which one saves you money?

A: The real cost is not the packing, it is the risk. Standard PTFE costs less upfront, but contains oil, silicone, or graphite lubricants.

The true cost comparison: Oil-free PTFE costs more upfront, but eliminates contamination risk, product loss, and safety incidents.

Quick rule:

Food, pharma, oxygen, cleanroom → Oil-free PTFE (one avoided event pays for the packing many times over).

General industry, no purity requirements → Standard PTFE (lower cost).

Q: What are the limits and the most common mistakes?

A: Temperature: -180°C to +200°C.

Pressure: up to 200 bar (static), up to 80 bar (dynamic).

Speed: up to 20 m/s (static), up to 12 m/s (dynamic).

Chemical: pH 0-14, universal resistance.

Three common mistakes:

(1) Using oil-free at high speed — above 12 m/s, friction heat builds up. Use lubricated PTFE or carbon fiber.

(2) Using oil-free in abrasive service — PTFE is soft; wear out fast. Use aramid/PTFE.

(3) Over-tightening — PTFE is soft; excessive compression causes cold flow and leakage. Use a torque wrench.