RTP VLF 81007

Category: PBT , Polybutylene Terephthalate
Manufacturer: RTP Company
Trademark: RTP
Fillers: -
Ports: Qinzhou, Shekou, Shanghai, Ningbo
Delivery Terms FOB, CIF, DAP, DAT, DDP
PDF: BAiN10_RTP-VLF-81007.pdf
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Long Glass Fiber
General Information
Filler / Reinforcement
  • Long glass fiber, 40% filler by weight
RoHS Compliance
  • Contact manufacturer
Processing Method
  • Injection molding
PhysicalNominal ValueUnitTest Method
Specific Gravity 1.63g/cm³ASTM D792
Molding Shrinkage - Flow (3.20 mm)0.10 - 0.30%ASTM D955
Moisture Content 0.020%
Additional InformationNominal ValueUnit
Primary Additive 40%
MechanicalNominal ValueUnitTest Method
Tensile Modulus 13100MPaASTM D638
Tensile Strength 169MPaASTM D638
Tensile Elongation (Yield)2.0 - 3.0%ASTM D638
Flexural Modulus 12400MPaASTM D790
Flexural Strength 252MPaASTM D790
ImpactNominal ValueUnitTest Method
Notched Izod Impact (3.20 mm)240J/mASTM D256
Unnotched Izod Impact (3.20 mm)1000J/mASTM D4812
ThermalNominal ValueUnitTest Method
Deflection Temperature Under Load (1.8 MPa, Unannealed)204°CASTM D648
FlammabilityNominal ValueTest Method
Flame Rating (1.50 mm, ** Values per RTP Company testing.)HBUL 94
InjectionNominal ValueUnit
Drying Temperature 121°C
Drying Time 4.0hr
Dew Point -28.9°C
Processing (Melt) Temp 238 - 271°C
Mold Temperature 65.6 - 121°C
Injection Pressure 68.9 - 124MPa
Injection instructions
Use a reverse barrel profile. To maximize fiber length, the following injection barrel, screw, and tip designs should be followed. L/D ratio 16/1 - 22/1, Compression ratio 2:1, Flight depth 0.200 in (5 mm) minimum, in feed section, Screw diameter 0.65 - 0Desiccant Type Dryer Required.
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