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API PS 545

High Impact Polystyrene

Supplied by American Polymers, Inc.

The technical datasheet with complete property values for API PS 545 is available to members of the Prospector Plastics Database.
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Product Description
API 545 is a high impact, high heat resistant grade of impact modified polystyrene. This material features fast set-up as well as easy colorability.

Application: API 545 is suggested for heavy parts with large cross section requiring high impact resistance. Housings, tote bins, and shoe heels are some examples.
General  
Material Status 
  • Commercial: Discontinued
Availability 
  • North America
Features 
  • Good Colorability
  • High Heat Resistance
  • High Impact Resistance
Uses 
  • Containers
  • Footwear
  • Housings
  • Tool/Tote Box
  
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
Mechanical
Nominal Value
Unit
Test Method
Tensile Modulus
psi
 ASTM D638
Tensile Strength (Break)
psi
 ASTM D638
Tensile Elongation (Break)
%
 ASTM D638
Flexural Modulus
psi
 ASTM D790
Impact
Nominal Value
Unit
Test Method
Notched Izod Impact (0.125 in, Injection Molded)
ft·lb/in
 ASTM D256
Hardness
Nominal Value
Unit
Test Method
Rockwell Hardness (L-Scale)
 
 ASTM D785
Thermal
Nominal Value
Unit
Test Method
Deflection Temperature Under Load (264 psi, Annealed)
°F
 ASTM D648
Vicat Softening Temperature
°F
 ASTM D1525
Related Terminology
Product names can be difficult to match. You may have searched any one of these terms to find this product: API PS 545, API PS , APIPS545, APIPS, PS 545, PS545, PS, 545, Polystyrene, High Impact, Polystyrene High Impact, PS (HIPS), PS HIPS, Polystyrene, American Poly, PolystyreneHighImpact, PSHIPS, 545PS
Features
Features may also be described by the following terms: Good Colorability, High Heat Resistance, High Impact Resistance.
Uses
Uses may also be described by the following terms: Tool Box, Tote Box, Tool/Tote Box, Housings, Housing.
Injection
Nominal Value
Unit
 
Drying Temperature
°F
  
Drying Time
hr
  
Suggested Max Regrind
%
  
Rear Temperature
°F
  
Front Temperature
°F
  
Mold Temperature
°F
  
Injection Pressure
psi
  
Back Pressure
psi
  
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.