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PTFE-Filled Injection Molding Specialist | China Manufacturer for Enhanced Performance
ISO 9001 Certified | Custom 10-20% PTFE Composites | Solving Wear & Friction Challenges
As a China-based specialist in PTFE-filled injection molding, we engineer high-performance components by integrating 10-20% PTFE into engineering thermoplastics like POM, PA, and PEEK. Unlike conventional "Teflon injection molding" (which requires compression/sintering), our modified composites deliver 50% lower friction and 3x wear resistance while retaining full injection moldability – ideal for bearings, seals, and sliding parts in automotive, industrial, and medical applications.
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Why PTFE-Filled Composites
| Base Resin | PTFE % | Key Benefit | Application Example |
| POM | 15% | Coefficient of friction ↓60% | Gear assemblies |
| Nylon 66 | 20% | Wear resistance ↑300% | Conveyor chain guides |
| PEEK | 10% | PV limit ↑400% | Hydraulic valve seats |
Critical Distinction from Pure PTFE:
● Pure PTFE: Cannot be injection molded (requires compression/sintering)
● Our Expertise: Injection molding of PTFE-blended thermoplastics (10-20% loading)
Industries & Applications
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Automotive
● Throttle body bushings (POM+15% PTFE)
● Fuel system seals (Nylon 12+20% PTFE)
● Eliminating stick-slip in -40°C to 120°C range
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Industrial Machinery
● Project: 500k self-lubricating bearings for packaging equipment
● Material: POM + 15% PTFE
● Result: 18-month lifespan vs. 6mo for standard POM
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Medical Devices
● Surgical instrument joints (PEEK+10% PTFE)
● Reducing particulate generation by 90% vs. greased metal
If we can be of assistance with your PTFE injection molding project call us at +86 177 2234 8956 or use our Contact Form.
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FAQs: PTFE-Filled Molding
Q: Can you mold pure PTFE components?
A: No – we specialize in injection molding of PTFE-blended thermoplastics (10-20% PTFE). Pure PTFE requires compression molding/sintering.
Q: What’s the maximum operating temperature?
A: Depends on base resin:
●POM+PTFE: 100°C
● PEEK+PTFE: 250°C
Q: How does PTFE loading affect mold wear?
A: 20% PTFE increases mold abrasion by 30% – we use hardened tool steels and specialized coatings.