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WPP TPO TPO-3974

Compounded Polypropylene

Supplied by Washington Penn Plastic Co. Inc.

The technical datasheet with complete property values for WPP TPO TPO-3974 is available to members of the Prospector Plastics Database.
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Product Description
This TPO compound has been tailored specifically to meet the requirements of each of the major automobile producers. Features include good scuff, nick and wear resistance and also very good ductility and practical toughness. This compound also features high flow and an excellent balance of impact strength and rigidity. Typical applications include automotive claddings, bumpers and trim.
General  
Material Status 
  • Commercial: Active
Availability 
  • North America
Features 
  • Ductile
  • Good Impact Resistance
  • Good Toughness
  • Good Wear Resistance
  • High Flow
  • High Rigidity
  • Low Temperature Impact Resistance
  • Scratch Resistant
Uses 
  • Automotive Applications
Automotive Specifications 
Appearance 
  • Colors Available
Forms 
  • Pellets
Processing Method 
  • Injection Molding
Physical
Nominal Value
Unit
Test Method
Specific Gravity
 
 ASTM D792
Melt Mass-Flow Rate (MFR)
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 (70°F)
ft·lb/in
 ASTM D256
Gardner Impact (-22°F)
in·lb
 ASTM D3029
Hardness
Nominal Value
Unit
Test Method
Durometer Hardness (Shore D)
 
 ASTM D2240
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-3974, WPP TPO TPO3974, WPP TPO , WPPTPOTPO3974, WPPTPO, TPO, TPOTPO-3974, TPOTPO3974, TPOTPO:3974, TPOTPO/3974, TPOTPO+3974, TPOTPO_3974, TPOTPO 3974, TPOTPO, TPO-3974, TPO3974, TPO:3974, TPO/3974, TPO+3974, TPO_3974, TPO 3974, Polypropylene, Compounded, Polypropylene Compounded, Polypropylene, PP, Washington Penn, PolypropyleneCompounded, 3974TPO, 3974TPOTPO
Features
Features may also be described by the following terms: Good Wear Resistance, Wear Resistant, Scratch Resistant, Resists Scratches, Good Toughness, Tough, Good Impact Resistance, High Rigidity, High Flow, High Melt, High MFI, Low Temperatuer Impact Resistance, Low Temp Impact Resistance.
Uses
Uses may also be described by the following terms: Automotive Applications, Automotive Sector.
Automotive Specifications
This plastic material has approval for 1 automotive specifications from the following agencies (the number in parentheses shows the number of specifications for that agency): CHRYSLER (1).
Injection
Nominal Value
Unit
 
Suggested Max Regrind
%
  
Processing (Melt) Temp
°F
  
Mold Temperature
°F
  
Injection Rate
 
  
Clamp Tonnage
tons/in²
  
Injection Notes
Moderate to high injection pressure is recommended.
Notes
1Typical properties: these are not to be construed as specifications.
22.0 in/min
30.50 in/min
 
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.