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Bakelite® PF 85

Description

Phenolic moulding compound, organically filled, reinforced with cotton fibres, average notched impact strength, UL listed moulding compound 1.5 mm / HB (BK, BN)

Application

Switch covers, rolls, handles, terminal parts, brake booster parts and bobbins

Typical Properties

Property Standard Value Unit Test Method
Additional Characteristic UL
Apparent Density Moulding Compound ISO 60 0.6 g/cm³
Ball Indentation Hardness H961/30 ISO 2039/P1 300 MPa
Charpy Impact Strength 23°C ISO 179-1 eU 6.5 kJ/m²
Charpy Notched Impact Strength 23°C ISO 179-1 eA 1.9 kJ/m²
Compression - Moulding shrinkage ISO 2577 0.4 %
Compression - Post shrinkage ISO 2577 0.2 %
Compressive Strength Test Specimen Flat Tested ISO 604 250 MPa
Density 23°C ISO 1183 1.38 g/cm³
Dissipation Factor 100 Hz IEC 60250 0.2
Electric Strength 1mm Thickness, Short Term, Electrode Layout P25mm/P25mm in Transformer Oil Equivalent to IEC 60296 IEC 60243-P1 24 kV/mm
Flammability UL 94 UL 94 HB / 1,5mm (BK,BN) Step/mm
Flexural Modulus ISO 178 6.5 MPa
Flexural Strength 2 mm/min ISO 178 85 MPa
Injection - Moulding Shrinkage ISO 2577 0.9 %
Injection - Post Shrinkage ISO 2577 0.7 %
Proof Tracking Index Test Liquid A IEC 60112 125 PTI
Relative Permittivity 100 Hz IEC 60250 8
Surface Resistivity IEC 60093 1E+11 Ohm
Temp. of Deflection Under Load HDT C-8,0 MPa ISO 75-2 105 °C
Tensile Modulus 1mm/min, Elongatione1 0,05%; e2 0,25% ISO 527 - 1/2 7 MPa
Tensile Strength 5 mm/min ISO 527 - 1/2 50 MPa
Volume Resistivity IEC 60093 1E+12 Ohm*cm
Water Absorption 24h / 23°C ISO 62 50 mg