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WPP TPO TPO-3976

Compounded Polypropylene

Mineral Filler, 20%

Supplied by Washington Penn Plastic Co. Inc.

The technical datasheet with complete property values for WPP TPO TPO-3976 is available to members of the Prospector Plastics Database.
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General  
Material Status 
  • Commercial: Active
Availability 
  • North America
Filler / Reinforcement 
  • Mineral Filler, 20% Filler by Weight
Features 
  • Ductile
  • Good Impact Resistance
  • Good Toughness
  • Good Wear Resistance
  • High Flow
  • High Rigidity
  • Scratch Resistant
Uses 
  • Automotive Applications
Appearance 
  • Colors Available
Forms 
  • Pellets
Processing Method 
  • Injection Molding
Physical
Nominal Value
Unit
Test Method
Specific Gravity
 
 ASTM D792
Melt Mass-Flow Rate (MFR) (230°C/2.16 kg)
g/10 min
 ASTM D1238
Molding Shrinkage - Flow
in/in
 ASTM D955
Mechanical
Nominal Value
Unit
Test Method
Tensile Strength 2 (Yield)
psi
 ASTM D638
Tensile Elongation 2 (Break)
%
 ASTM D638
Flexural Modulus - Tangent 3
psi
 ASTM D790
Flexural Strength 3
psi
 ASTM D790
Impact
Nominal Value
Unit
Test Method
Notched Izod Impact
     ASTM D256
-22°F
ft·lb/in
  
70°F
ft·lb/in
  
Instrumented Dart Impact 4 (22°F)
in·lb
 ASTM D3763
Gardner Impact (-22°F)
in·lb
 ASTM D3029
Hardness
Nominal Value
Unit
Test Method
Durometer Hardness (Shore D)
 
 ASTM D2240
Thermal
Nominal Value
Unit
Test Method
Deflection Temperature Under Load
     ASTM D648
66 psi, Unannealed
°F
  
264 psi, Unannealed
°F
  
CLTE
     ASTM D696
Flow: -22 to 212°F
in/in/°F
  
Transverse: -22 to 212°F
in/in/°F
  
Related Terminology
Product names can be difficult to match. You may have searched any one of these terms to find this product: WPP TPO TPO-3976, WPP TPO TPO3976, WPP TPO , WPPTPOTPO3976, WPPTPO, TPO, TPOTPO-3976, TPOTPO3976, TPOTPO:3976, TPOTPO/3976, TPOTPO+3976, TPOTPO_3976, TPOTPO 3976, TPOTPO, TPO-3976, TPO3976, TPO:3976, TPO/3976, TPO+3976, TPO_3976, TPO 3976, Polypropylene, Compounded, Polypropylene Compounded, Polypropylene, PP, Washington Penn, PolypropyleneCompounded, 3976TPO, 3976TPOTPO
Features
Features may also be described by the following terms: Scratch Resistant, Resists Scratches, Good Wear Resistance, Wear Resistant, Good Toughness, Tough, Good Impact Resistance, High Rigidity, High Flow, High Melt, High MFI.
Uses
Uses may also be described by the following terms: Automotive Applications, Automotive Sector.
Injection
Nominal Value
Unit
 
Drying Temperature
°F
  
Drying Time
hr
  
Rear Temperature
°F
  
Middle Temperature
°F
  
Front Temperature
°F
  
Nozzle Temperature
°F
  
Mold Temperature
°F
  
Injection Pressure
psi
  
Holding Pressure
psi
  
Back Pressure
psi
  
Clamp Tonnage
tons/in²
  
Cushion
in
  
Injection Notes
Injection Speed: 0.25 to 2.5 in/s
Zone 4 Temperature: 420 to 445°F
Hot Runner Temperature: 420 to 460°F
Hydraulic Oil Temperature: 110 to 125°F
Shot Capacity vs. Barrel Capacity: 2.5 to 4
Screw Decompression: 0.1 to 0.25 in
Notes
1Typical properties: these are not to be construed as specifications.
22.0 in/min
30.050 in/min
421.7 ft/sec
 
IDES
Copyright © 2012 IDES
The information presented on this datasheet was acquired by IDES from the producer of the material. IDES makes substantial efforts to assure the accuracy of this data. However, IDES assumes no responsibility for the data values and strongly encourages that upon final material selection, data points are validated with the material supplier.