• PTFE vergine - Copertina
    40% Bronze

PTFE COLORS

40% Bronze
Data Sheet: F1-49

40% Bronze (60% Virgin PTFE + 40% Bronze)

PTFE Bronze Compound preferred for parts and components requiring very good mechanical properties.

 Property Method Units Specification
Physical   Color - - Brown
Specific gravity ASTM D792 g/cm3 3,05 – 3,15
Water absorption ASTM D570 % 0,03
Flammability UL 94   V-0
Mechanical Tensile strength ASTM D4745 MPa ≥ 15
Elongation ASTM D4745 % ≥ 180
Hardness ASTM D2240 Shore D ≥ 65
Ball Hardness ASTM D785 MPa ≥ 30
Deformation under load
(140 Kg/cm2 for 24 hrs. At 23° C)
ASTM D621 % 7-10
Permanent deformation
(after 24 hrs. Relaxation at 23° C)
ASTM D621 % 4,5-5,5
Coefficient of static friction ASTM D1894   0,16-0,18
Coefficient of dynamic friction ASTM D1894   0,14-0,16
Wear coefficient - cm3 min 10-8
Kg m h
15-20
Thermal  Thermal conductivity ASTM C177 W/ m*K 0,55
Coefficient of linear thermal expansion
From 25 to 100 °C
ASTM D696 10-5/°C 9-11
Electrical Volume resistivity ASTM D257 Ohm*cm 107
Surface resistivity ASTM D257 Ohm 106
 

STYLE PRODOTTI PTFE

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