Material: 100% Virgin PTFE (Polytetrafluoroethylene)
Forming Method: Compression molded with high pressure and heat
Shape: Square / rectangular blocks
Thickness Range: 5 mm – 100 mm (customizable)
Standard Size: 300×300 mm / 500×500 mm / 1000×1000 mm (other sizes available)
Density: ≥2.2 g/cm³
Compressive Strength: >25 MPa
Water Absorption: <0.01%
Surface Finish: Flat and smooth, precision ground
Corner Tolerance: ±0.2 mm right angle
Temperature Resistance: –200 ℃ to +260 ℃
FDA Grade: Available upon request
Chunhuan’s molded PTFE sheets are compression-molded using virgin PTFE resin under high pressure and temperature. This results in a dense, flat, and stress-free square PTFE block suitable for various high-performance applications.
Excellent Mechanical Strength
Compression strength >25 MPa ensures long-term durability in load-bearing environments.
Extremely Low Water Absorption
With <0.01% water absorption, it’s ideal for vacuum sealing and precision electronic environments.
FDA Grade Available
Food-safe and pharmaceutical-grade material can be offered upon request.
Precision Geometry
Flat surface with right-angle accuracy ±0.2 mm for critical machining and assembly requirements.
Reinforceable with Fillers
Custom filler options (copper, graphite, carbon fiber, etc.) improve conductivity, wear resistance, or mechanical stability.
Lining for food and pharmaceutical process tanks
Vacuum sealing platforms
Corrosion-resistant plating tank liners
Semiconductor fixture blocks and clamps
Anti-static or reinforced plastic applications
Available in various sizes and thicknesses
Machining services for complex parts are available
Fast delivery with protective packaging
Export-ready with full documentation
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