PTFE Fine Powder
Grades and Technical Properties
Item | SF-501 | SF-503 | SF-5046C | SF-504 | SF-504X | SF-504S | SF-506H | SF-503S | SF-5048 | SF-5041 | SF-506 | SF-5049 |
Bulk Density, g/L | 475±100 | 400±100 | ||||||||||
Tensile Strength, MPa≥ | 24 | 25 | 24 | 25 | ||||||||
Elongation, % | 480-550 | 300 | 250 | 300 | ||||||||
Moisture Content, %≤ | 0.03 | |||||||||||
Standard Specific Gravity≥ | 2.200 | 2.150-2.200 | 2.160-2.200 | 2.150-2.200 | 2.120-2.150 | 2.150-2.220 | 2.120-2.150 | 2.160-2.190 | 2.160-2.220 | 2.145-2.175 | 2.135-2.170 | 2.140-2.200 |
Average Particle Size, μm | 400-575 | |||||||||||
Maximum Reduction Ratio | 400:1 | 2500:1 | 100:1 | 1000:1 | ||||||||
Extrusion Pressure, MPa | 20.0-40.0(400:1) | 30.0-50.0(400:1) | 20.0-35.0(400:1) | 30.0-45.0(400:1) | 45.0-60.0(400:1) | 25.0-45.0(400:1) | 45.0-60.0(400:1) | 25.0-45.0(400:1) | 45.0-70.0(1700:1) | 50.0-75.0(1700:1) | 10.0-20.0(100:1) | 20.0-40.0(400:1) |
Processing Method | Paste Extrusion | |||||||||||
Application:
SF-501: Designed for low-density seal tape and short fiber.
SF-503: Designed for high-density seal tape, elastic band and fiber.
SF-5046C: Designed for thick wall tube and electric wire with excellent clarity property.
SF-504: Designed for elastic band, membrane, cable wrapping film.
SF-504X: Designed for long fiber.
SF-504S: Designed for membrane.
SF-506H: Designed for membrane.
SF-503S: Designed for thick wall tube and thin rod with low reduction ratios.
SF-5048: Designed for thin tube, thin wall tube and wire, cable with medium and high reduction ratios. Excellent electrical performance, high thermal stability property.
SF-5041: Designed for thin wall tube and electric wire with medium and high reduction ratios. Excellent fiber forming property, wide processing range.
SF-506: Designed for membrane.
SF-5049: Designed for forming tubes with excellent transparency and pressure resistance. High thermal stability, superior stress crack resistance, low permeability and excellent clarity.
Packaging, Storage and Transportation
1、Packed in double-layer plastic bag inside, and hard board drum outside. 20KG per drum.
2、Transported as non-dangerous chemical, prevent from humidity, intense vibration and package damage.
3、Stocked in clean, cool and dry warehouse, prevent from dust, moisture or other impurities.
