RTP 4085 A

Category: PPA , Polyphthalamide
Manufacturer: RTP Company
Trademark: RTP
Fillers: -
Ports: Qinzhou, Shekou, Shanghai, Ningbo
Delivery Terms FOB, CIF, DAP, DAT, DDP
PDF: wgOtnZ_RTP-4085-A.pdf
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Carbon Fiber
General Information
Filler / Reinforcement
  • Carbon fiber reinforced material, 30% filler by weight
RoHS Compliance
  • Contact manufacturer
Processing Method
  • Injection molding
PhysicalNominal ValueUnitTest Method
Specific Gravity 1.33g/cm³ASTM D792
Molding Shrinkage - Flow (3.20 mm)0.050 - 0.30%ASTM D955
Water Absorption (23°C, 24 hr)0.22%ASTM D570
Moisture Content 0.10%
Additional InformationNominal ValueUnit
Primary Additive 30%
HardnessNominal ValueUnitTest Method
Rockwell Hardness (R-Scale)125ASTM D785
MechanicalNominal ValueUnitTest Method
Tensile Modulus 25500MPaASTM D638
Tensile Strength 262MPaASTM D638
Tensile Elongation (Yield)1.4%ASTM D638
Flexural Modulus 17200MPaASTM D790
Flexural Strength 365MPaASTM D790
ImpactNominal ValueUnitTest Method
Notched Izod Impact (3.20 mm)69J/mASTM D256
Unnotched Izod Impact (3.20 mm)640J/mASTM D4812
ThermalNominal ValueUnitTest Method
Deflection Temperature Under Load (1.8 MPa, Unannealed)282°CASTM D648
FlammabilityNominal ValueTest Method
Flame Rating (1.50 mm, ** Values per RTP Company testing.)HBUL 94
InjectionNominal ValueUnit
Drying Temperature 107°C
Drying Time 4.0 - 6.0hr
Dew Point -28.9°C
Processing (Melt) Temp 329 - 343°C
Mold Temperature 65.6 - 163°C
Injection Pressure 68.9 - 103MPa
Injection instructions
Desiccant Type Dryer Required.
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