PTFE Sheet
High-Quality PTFE Sheets for Industrial Applications
PTFE Sheet (Polytetrafluoroethylene) is a versatile fluoropolymer material known for its exceptional chemical resistance, low friction coefficient, and wide temperature range. Our premium PTFE sheets are manufactured to meet the highest industry standards, providing reliable performance in demanding applications.
Key Specifications of Our PTFE Sheet
- Material: 100% pure virgin PTFE resin
- Thickness range: 0.5mm to 50mm
- Standard sheet size: 1000mm x 1000mm, 1200mm x 1200mm
- Color: Natural white (other colors available upon request)
- Density: 2.14-2.20 g/cm³
- Temperature range: -200°C to +260°C continuously
Technical Properties Table
| Property | Value | Test Method |
|---|---|---|
| Tensile Strength | ≥25 MPa | ASTM D638 |
| Elongation at Break | ≥300% | ASTM D638 |
| Dielectric Strength | ≥60 kV/mm | ASTM D149 |
| Coefficient of Friction | 0.05-0.10 | ASTM D1894 |
| Water Absorption | <0.01% | ASTM D570 |
PTFE Sheet FAQ Section
Q: What makes PTFE Sheet superior to other plastic sheets?
A: PTFE Sheet offers unique advantages including exceptional chemical resistance to almost all industrial chemicals, outstanding thermal stability across a wide temperature range, and the lowest coefficient of friction among solid materials. These properties make PTFE Sheet ideal for applications where other plastics would fail under harsh chemical exposure or extreme temperatures.
Q: Can PTFE Sheet be machined or fabricated?
A: Yes, PTFE Sheet can be easily machined using standard metalworking tools to create precise components. It can be cut, drilled, milled, turned, and even skived into thin films. However, care must be taken during machining as PTFE has relatively low strength compared to metals. Proper tooling and cooling techniques should be used to achieve smooth finishes.
Applications of PTFE Sheet
The unique properties of PTFE Sheet make it suitable for numerous industrial applications:
- Chemical processing equipment linings
- High-temperature gaskets and seals
- Electrical insulation components
- Food processing machinery parts
- Aerospace components
- Medical device components
- Anti-stick surfaces for industrial baking
PTFE Sheet Grades Available
| Grade | Features | Typical Applications |
|---|---|---|
| Virgin PTFE | Highest purity, best electrical properties | Semiconductor, medical, aerospace |
| Glass Filled (15-25%) | Improved wear resistance, dimensional stability | Bearings, bushings, seals |
| Carbon Filled (15-25%) | Enhanced conductivity, improved wear | Chemical pumps, electrical contacts |
| Bronze Filled (40-60%) | Highest load capacity, excellent thermal conductivity | Heavy-duty bearings, thrust washers |
Q: How do I select the right thickness of PTFE Sheet for my application?
A: The appropriate thickness of PTFE Sheet depends on several factors including the mechanical loads applied, temperature conditions, chemical exposure, and required lifespan. For gaskets in low-pressure systems, 1-3mm thickness is typically sufficient, while chemical tank linings may require 5-10mm sheets. For high-load bearing applications, thicker sheets (10-50mm) or filled PTFE grades are recommended. Our technical team can assist in selecting the optimal thickness based on your specific requirements.
Handling and Storage Recommendations
To maintain the quality of your PTFE Sheet:
- Store in a clean, dry environment away from direct sunlight
- Keep at temperatures below 40°C
- Store flat to prevent warping or deformation
- Protect from contamination during handling
- Use appropriate lifting equipment for large/thick sheets
Why Choose Our PTFE Sheet Products?
Our PTFE Sheet manufacturing process ensures:
- Consistent quality with tight thickness tolerances (±5%)
- No additives or recycled materials used
- Full traceability of raw materials
- Custom sizes and formulations available
- Comprehensive technical support
- Competitive pricing for industrial quantities
Whether you need standard PTFE Sheet or customized solutions, our team has the expertise to provide material solutions that meet your technical requirements and performance expectations. Contact us today to discuss your PTFE Sheet needs.