PTFE Fine Powder SF-503with Low RR for Thread Seal Tape
Grades and Technical Properties
| Item | SF-501 | SF-503 | SF-5046CF | SF-504 | SF-504X | SF-504S |
| Bulk Density, g/L | 475±100 |
| Tensile Strength, MPa≥ | 24 |
| 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 |
| Average Particle Size, μm | 400-575 |
| Maximum Reduction Ratio | 400:1 |
| 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) |
| Processing Method | Paste Extrusion |
| Item | SF-506H | SF-503S | SF-5048 | SF-5041 | SF-506 | SF-5049 |
| Bulk Density, g/L | 475±100 |
| Tensile Strength, MPa≥ | 24 | 25 | 24 | 25 |
| Elongation, % | 300 |
| Moisture Content, %≤ | 0.03 |
| Standard Specific Gravity ≥ | 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 | 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. The product is packed in two layers of plastic bags in a hard
bucket with a net content of 20kg 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.
