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Jamplast JPGPPSI

General Purpose Polystyrene

Supplied by Jamplast, Inc.

The technical datasheet with complete property values for Jamplast JPGPPSI is available to members of the Prospector Plastics Database.
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Product Description
JPGPPSI is a medium heat resistance, medium flow, general purpose polystyrene. It is recommended in applications where a specific balance of flow and tensile properties are important. Its unique additive package makes it a good candidate for some medical and pharmaceutical applications. JPGPPSI has also been used in packaging/disposables applications.
General  
Material Status 
  • Commercial: Active
Availability 
  • North America
Forms 
  • Pellets
Processing Method 
  • Injection Molding
Physical
Nominal Value
Unit
Test Method
Specific Gravity
 
 ASTM D792
Melt Mass-Flow Rate (MFR) (200°C/5.0 kg)
g/10 min
 ASTM D1238
Molding Shrinkage - Flow
in/in
 ASTM D955
Mechanical
Nominal Value
Unit
Test Method
Tensile Modulus
psi
 ASTM D638
Tensile Strength
     ASTM D638
Yield
psi
  
Break
psi
  
Tensile Elongation (Break)
%
 ASTM D638
Flexural Modulus
psi
 ASTM D790
Flexural Strength
psi
 ASTM D790
Impact
Nominal Value
Unit
Test Method
Notched Izod Impact (73°F, 0.125 in)
ft·lb/in
 ASTM D256
Gardner Impact (73°F)
in·lb
 ASTM D3029
Thermal
Nominal Value
Unit
Test Method
Deflection Temperature Under Load
     ASTM D648
66 psi, Unannealed, 0.125 in
°F
  
264 psi, Unannealed, 0.125 in
°F
  
Vicat Softening Temperature
°F
 ASTM D1525
CLTE - Flow (-40 to 180°F)
in/in/°F
 ASTM D696
Flammability
Nominal Value
Unit
Test Method
Flame Rating - UL (0.0580 in, ALL)
 
 UL 94
Optical
Nominal Value
Unit
Test Method
Refractive Index
 
 ASTM D542
Transmittance
%
 ASTM D1003
Haze
%
 ASTM D1003
Related Terminology
Product names can be difficult to match. You may have searched any one of these terms to find this product: Jamplast JPGPPSI, Jamplast , JamplastJPGPPSI, JPGPPSI, PS, Polystyrene, General Purpose, Polystyrene General Purpose, PS (GPPS), PS GPPS, Polystyrene, PolystyreneGeneralPurpose, PSGPPS
Injection
Nominal Value
Unit
 
Rear Temperature
°F
  
Front Temperature
°F
  
Mold Temperature
°F
  
Injection Pressure
psi
  
Back Pressure
psi
  
Clamp Tonnage
tons/in²
  
Notes
1Typical properties: these are not to be construed as specifications.
 
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.