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This is the free Material Data Center Datasheet of Bakelite® PF 71 - PF-X - Bakelite Synthetics

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Informação do produto

Product description:

Phenolic formaldehyde moulding compound, organically filled, reinforced with cotton fibre flakes, high notched impact strength.

Application areas:

Mouldings for increased mechanical strain (housings, rolls, cog wheels, bearings etc.).

Property Name Value Unit Standard No.
Apparent density (moulding compound) 0.55 g/cm³ ISO 60
Moulding shrinkage (compression moulding, longitudinal)  0.45 % ISO 2577
Post shrinkage (compression moulding, 168h/110°C) 0.55 % ISO 2577
Flexural strength (2mm/min) 90 MPa ISO 178
Flexural modulus 7000 MPa ISO 178
Water absorption (24h/23°C) 90 mg similar to ISO 62
Additional characteristics: special presentation cylindrical pellets, high mechanical strength

Preparation of Test Specimens of Thermosetting Moulding Compound

  • Compression to ISO 295
  • Injection to ISO 10724


Storage capability
2 years (relative humidity of 50-60% and maximum storage temperature of approximately 20°C)

Propriedades mecânicasValorUnidadeMétodo de ensaio
ISO Dados
Resistência ao impacto Charpy , +23°C 8 kJ/m² ISO 179/1eU
Res. impacto Charpy c/entalhe, +23°C 6 kJ/m² ISO 179/1eA
Propriedades térmicasValorUnidadeMétodo de ensaio
ISO Dados
Temperatura de deflexão térmica, 8.00 MPa 125 °C ISO 75-1/-2
Propriedades elétricasValorUnidadeMétodo de ensaio
ISO Dados
Constante dielétrica, 100Hz 14.5 - IEC 62631-2-1
Fator de dissipação dielétrica, 100Hz 0.2 E-4 IEC 62631-2-1
Resistividade volumétrica específica 1E8 Ohm*m IEC 62631-3-1
Resistividade superficial específica 1E9 Ohm IEC 62631-3-2
Outras propriedadesValorUnidadeMétodo de ensaio
Densidade 1410 kg/m³ ISO 1183
Produção de amostra para testeValorUnidadeMétodo de ensaio
ISO Dados
Moldagem por injeção, temperatura de injeção 115 °C ISO 10724
Moldagem por injeção, velocidade de injeção 170 mm/s ISO 10724
Moldagem por injeção, pressão de recalque 100 MPa ISO 10724
Moldagem por injeção, tempo de cura 25 min ISO 10724
Moldagem por compressão, temperatura do molde. 160 °C ISO 295
Moldagem por compressão, tempo de cura 1 min ISO 295
Diagrama
Módulo de cisalhamento dinâmico - temperatura , Bakelite® PF 71, PF-X, Bakelite Synthetics
Características
Processamento
Moldagem por injeção, Moldagem por transferência
Disponibilidade regional
Outras informações
Moldagem por injeção
VERARBEITUNG 
Temperature of material: 105 - 115 °C
Mould temperature: 160 - 190 °C
Curing time: 10-20 sec
 
Further Information:
Barrel temperature
  - Feed zone: 60-75 °C
  - Nozzle zone: 80-100 °C
Cavity moulding pressure: >15 MPa
Back pressure: 0.5-2 MPa
Holding pressure: 60% of injection pressure
Moldagem por compressão
PROCESSING
Mould temperature:160-190°C
Curing time:20-40sec
Cavity moulding pressure: >15MPa
Disclaimer
Copyright Altair Engineering GmbH. Altair Engineering GmbH assumes no liability for the system to be free of errors. The user takes sole responsibility for the use of this data under the exclusion of every liability from Altair Engineering GmbH; this is especially valid for claims of compensation resulting from consequential damages. Altair explicitly points out that any decision about the application of materials must be double checked with the producer of this material. This includes all contents of this system. Copyright laws are applicable for the content of this system.
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