• PTFE vergine - Copertina
    20% CAF2 Brown

PTFE COLORS

20% CAF2 Brown
Data Sheet: F1-31

20% CAF2 Brown (80% Virgin PTFE + 20% Calcium Floride + Special Iron Oxide)

PTFE Calcium Fluoride Compound preferred for parts and components requiring good mechanical properties.

 
 Property Method Units Specification
Physical Color - - Brown
Specific gravity ASTM D792 g/cm3 2,23 – 2,29
Water absorption ASTM D570 % 0,03
Flammability UL 94   V-0
Mechanical Tensile strength ASTM D4745 MPa ≥ 15
Elongation ASTM D4745 % ≥ 150
Hardness ASTM D2240 Shore D ≥ 60
Ball Hardness ASTM D785 MPa ≥ 27
Deformation under load
(140 Kg/cm2 for 24 hrs. At 23° C)
ASTM D621 % 9-11
Permanent deformation
(after 24 hrs. Relaxation at 23° C)
ASTM D621 % 5-7
Coefficient of static friction ASTM D1894   0,17-0,20
Coefficient of dynamic friction ASTM D1894   0,12-0,14
Wear coefficient - cm3 min 10-8
Kg m h
15-25
Thermal  Thermal conductivity ASTM C177 W/ m*K 0,40
Coefficient of linear thermal expansion
From 25 to 100 °C
ASTM D696 10-5/°C 9-12
Electrical Volume resistivity ASTM D257 Ohm*cm 1015
Surface resistivity ASTM D257 Ohm 1014
 

STYLE PRODOTTI PTFE

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