25CAR-FF
25CAR
COMPOSITION BY WEIGHT%&FILLER DESCRIPTION
75% VIRGIN PTFE
25±1%CARBON COKE
|
MECHANICAL PROPERTIES |
TEST METHOD |
Units |
Grade NFF |
Grade FF |
|
|
Specific Gravity |
ASTM D-4894 |
g/cm³ |
2.09±0.03 |
2.09±0.03 |
|
|
Tensile strength* |
ASTM D-4894 |
MPa |
≥15 |
≥12 |
|
|
Elongation at break* |
ASTM D-4894 |
% |
≥120 |
≥40 |
|
|
Bulk Density |
ASTM D-4894 |
g/L |
/ |
700±50 |
|
|
Hardness |
NEEDLE |
Shore D |
68-63 |
68-63 |
|
|
Diametric Shrinkage |
INTERNAL |
% |
1.5±0.5 |
1.5±0.5 |
|
|
Flow |
INTERNAL |
Sec/120g |
/ |
≤5 |
|
|
Average Particle Size |
ASTM D4894 |
μm |
/ |
550±100 |
|
*Cross direction
|
RECOMMENDED MOULDING PRESSURE : |
400-500kg/cm² |
|
MAX SINTERING TEMPERATURE: |
370-375℃ |
Safety toxicology
This product is a fluoroplastic material .so normal precautions observed with fluoroplastics should be followed .
GB/T19001-2008 idt ISO 9001:2008 Certified
Product description and parameters can be downloaded below the product technical data table for viewing.
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