Polikim EFALON® B-60 PTFE, 60% Bronze Filled

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Polikim EFALON® B-60 PTFE, 60% Bronze Filled
Categories:	Polymer; Thermoplastic; Fluoropolymer; Polytetrafluoroethylene (PTFE); Polytetrafluoroethylene (PTFE), Bronze Filled
Material Notes:	Bronze-filled Efalon® (PTFE) has better heat insulation, less thermal expansion, higher wear resistance properties and less deformation under load compared to virgin Efalon®. Applications: bearings, piston rings, valve sets, valve components. Information provided by Polikim Polimer.
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Physical Properties	Original Value	Comments

Density	3.80 - 4.00 g/cc	ASTM D792
Deformation	1.0 - 1.1 % @Temperature 150 °C, Time 86400 sec, Pressure 0.981 MPa	total
	1.5 - 2.0 % @Temperature 23.0 °C, Time 86400 sec, Pressure 13.7 MPa	permanent; ASTM D621
	3.7 - 4.8 % @Temperature 23.0 °C, Time 86400 sec, Pressure 13.7 MPa	total; ASTM D621
	9.0 - 10 % @Temperature 150 °C, Time 86400 sec, Pressure 4.90 MPa	total

Mechanical Properties	Original Value	Comments
Hardness, Shore D	65 - 70	ASTM D2240
Tensile Strength, Ultimate	140 - 220 kg(f)/cm²	ASTM D638
Elongation at Break	110 - 220 %	ASTM D638
Compressive Strength	105 - 110 kg(f)/cm²	1% Deformation; ASTM D695
Izod Impact, Notched (ISO)	10.0 - 11.0 kJ/m²	ASTM D256
Coefficient of Friction	0.13
Coefficient of Friction, Static	0.070
Limiting Pressure Velocity	0.004905 - 0.005232 MPa-m/sec	3 m/min
	0.00638 - 0.00654 MPa-m/sec	30 m/min
	0.00736 - 0.00900 MPa-m/sec	300 m/min

Electrical Properties	Original Value	Comments
Volume Resistivity	>= 1.00e+7 ohm-cm	ASTM D257
Surface Resistance	>= 1.00e+9 ohm	50% rel. humidity; ASTM D257

Thermal Properties	Original Value	Comments
CTE, linear	75.0 - 90.0 µm/m-°C @Temperature 25.0 - 100 °C	ASTM D696
	100 - 115 µm/m-°C @Temperature 25.0 - 200 °C	ASTM D696
	130 - 140 µm/m-°C @Temperature 25.0 - 300 °C	ASTM D696
Thermal Conductivity	0.00170 - 0.00200 cal cm/sec-cm²-°C
Maximum Service Temperature, Air	270 °C	continuous
Minimum Service Temperature, Air	-260 °C

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PPOLIK007 / 99817

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