Sinof Hi-tech Material Co., Ltd.
Professional supplier of fluoropolymers, PTFE, PVDF, FEP, PFA, ETFE, etc.
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PTFE Molding Powder (SF-25GL)
Composition: 75% virgin PTFE, 25%±1% glass fiber
Technical Properties
| Mechanical Properties | Units | Test Method | Free Flow | NFF |
| Specific Gravity | g/cm³ | ASTM D4894 | 2.24±0.03 | 2.24±0.03 |
| Tensile strength | MPa | ASTM D4894 | ≥10 | ≥15 |
| Elongation at break | % | ASTM D4894 | ≥120 | ≥180 |
| Bulk Density | g/L | ASTM D4894 | 780±50 | / |
| Hardness | Shore D | NEEDLE | 58-53 | 58-53 |
| Diametric Shrinkage | % | INTERNAL | 2.0±0.5 | 2.0±0.5 |
| Flow | Sec/120g | INTERNAL | ≤5 | / |
| Average Particle Size | μm | ASTM D4894 | 550±100 | / |
| Recommended Molding Pressure | 400-500kg/cm2 | |||
| Max Sintering Temp. | 370-375℃ | |||
Attention:
This product is a fluoroplastic material. Normal precautions observed with fluoroplastics should be followed.
Packaging, Storage and Transportation:
1. The product is packed in two layers of plastic bags in a hard bucket with a net content of 25kg per barrel.
2. The products shall be transported as non-dangerous chemical. During transportation, prevent from humidity, intense vibration and package damage.
3. Products should be stored in a clean, cool and dry warehouse to prevent the mixing of dust, moisture and other impurities.
