Bakelite® PF 31

About
Product Description Phenolic moulding compound, mainly organically filled, standard moulding compound for normal stress, UL listed moulding compound 1.5 mm / V-1 (ALL), 3.0 mm / V-0 (ALL). Application Areas General purpose for mouldings of all kinds from small to large parts, Bobbins, MCB housings, insulating caps, electrical switch gears, electrical installation material, operating elements, ashtrays, coockware fittings&&

Product Description
Generic酚醛树脂
Material StatusCommercial: Active
FeaturesV-1,V-0
AvailabilitysAfrica & Middle East ,North America,Latin America,Asia Pacific,Europe

Technical Data
PHYSICALNominal valueUnitTest method
Density1.42g/cm³ISO 1183
Apparent density0.65g/cm³ISO 60
Shrinkage rateISO 2577
0.45%
0.85%
Water absorption rate
23℃,4hr65.0mgISO 62
Post contractionISO 2577
0.55%

IMPACTNominal valueUnitTest method
Charpy Notched Impact Strength
23℃1.5kJ/m²ISO 179/1eA
Charpy Unnotch Impact strength
23℃7.0kJ/m²ISO 179/1eU

THERMALNominal valueUnitTest method
Hot deformation temperature
8.0 MPa, unannealed120ISO 75-2/C

Electrical performanceNominal valueUnitTest method
Surface resistivity1.0E+10ohmsIEC 60093
Volume resistivity1.0E+11ohms·cmIEC 60093
Dielectric strength
1 mm23kV/mmIEC 60243-1
Relative permittivity
100 Hz11.0IEC 60250
Dissipation factor
100 Hz0.30IEC 60250
Compared to the leakage tracing index
Solution A125VIEC 60112

FLAME CHARACTERISTICSNominal valueUnitTest method
Flame retardant levelUL 94
1.50 mm, all colorsV-1
3.00 mm, all colorsV-0

Supplementary informationNominal valueUnitTest method
Compression molding pressure> 15.0MPa
Compression molding temperature160 to 190

MECHANICALNominal valueUnitTest method
Ball hardness
H 961/30300MPaISO 2039-1
Tensile modulus7500MPaISO 527-1-2
tensile strength50.0MPaISO 527-2/5
Bending modulus7500MPaISO 178
bending strength95.0MPaISO 178
compressive strength250MPaISO 604

Process Conditions
injectionNominal valueUnitTest method
Barrel rear temperature60.0 to 75.0°C
Nozzle temperature80.0 to 100°C
Processing (melt) temperature80.0 to 100°C
Mold temperature160 to 190°C
Injection pressure> 15.0MPa
Back pressure0.500 to 2.00MPa

Notes
1. Typical properties: these are not to be construed as specifications.
2. Compression
3. Injection
4. 0.079 in/min
5. short term, electrode layout P25mm/P25mm in transformer oil equivalent to IEC 60296
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