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PTFE Molding Powder Free Flow (SFF-81M)
Technical Properties
| Mechanical Properties | Units | Test Method | Grade Free Flow |
| Specific Gravity | g/cm³ | ASTM D4894 | 2.16±0.02 |
| Tensile strength | MPa | ASTM D4894 | ≥28 |
| Elongation at break | % | ASTM D4894 | ≥380 |
| Bulk Density | g/L | ASTM D4894 | 800±100 |
| Hardness | Shore D | NEEDLE | 60-55 |
| Diametric Shrinkage | % | INTERNAL | 3.0±0.5 |
| Flow | Sec/120g | INTERNAL | ≤5 |
| Average Particle Size | μm | ASTM D4894 | 550±100 |
| Recommended Molding Pressure | 300-350kg/cm2 | ||
| Max Sintering Temperature | 300-375℃ | ||
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.
Contact Person: Mr. Liu
