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Impact PS 7120

High Impact Polystyrene

Supplied by Styrolution

The technical datasheet with complete property values for Impact PS 7120 is available to members of the Prospector Plastics Database.
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Product Description
Features
  • Excellent ESCR to foodstuffs and PUR foams
  • Good low temperature impact strength
  • High relative stiffness / potential to down gauge sheet
  • UL Classification 94 HB (www.UL.com file E57787)

Applications
  • Refrigerator liners
  • Freezer liners
  • Picnic cooler liners
  • Food processing equipment

Heritage Nomenclature: 2720 KG2
General  
Material Status 
  • Commercial: Active
Availability 
  • North America
Features 
  • Good Drawdown
  • High ESCR (Stress Crack Resist.)
  • High Impact Resistance
  • High Stiffness
  • Low Temperature Impact Resistance
Uses 
  • Food Service Applications
  • Liners
  
Agency Ratings 
RoHS Compliance 
Forms 
  • Pellets
Processing Method 
  • Injection Molding
Physical
Nominal Value
Unit
Test Method
Specific Gravity
 
 ASTM D792
Apparent Density
g/cm³
  
Melt Mass-Flow Rate (MFR) (200°C/5.0 kg)
g/10 min
 ASTM D1238
Molding Shrinkage - Flow (73°F, Injection Molded)
in/in
 ASTM D955
Mechanical
Nominal Value
Unit
Test Method
Tensile Modulus (73°F, Injection Molded)
psi
 ASTM D638
Tensile Strength (Yield, 73°F, Injection Molded)
psi
 ASTM D638
Tensile Elongation (Break, 73°F, Injection Molded)
%
 ASTM D638
Flexural Modulus (73°F, Injection Molded)
psi
 ASTM D790
Flexural Strength (73°F, Injection Molded)
psi
 ASTM D790
Impact
Nominal Value
Unit
Test Method
Notched Izod Impact 2 (73°F, 0.125 in, Injection Molded)
ft·lb/in
 ASTM D256
Hardness
Nominal Value
Unit
Test Method
Rockwell Hardness (L-Scale, 73°F, Injection Molded)
 
 ASTM D785
Thermal
Nominal Value
Unit
Test Method
Deflection Temperature Under Load (264 psi, Annealed, Injection Molded)
°F
 ASTM D648
Vicat Softening Temperature
°F
 ASTM D1525
CLTE - Flow
in/in/°F
 ASTM D696
Electrical
Nominal Value
Unit
Test Method
Dielectric Strength (73°F, 0.125 in)
V/mil
 ASTM D149
Dielectric Constant (73°F, 1 MHz)
 
 ASTM D150
Flammability
Nominal Value
Unit
Test Method
Flame Rating - UL
 
 UL 94
UL File Number
 
  
Optical
Nominal Value
Unit
Test Method
Gardner Gloss (60°, Injection Molded)
 
 ASTM D523
Related Terminology
Product names can be difficult to match. You may have searched any one of these terms to find this product: Impact PS 7120, Impact PS , ImpactPS7120, ImpactPS, PS 7120, PS7120, PS, 7120, Polystyrene, High Impact, Polystyrene High Impact, PS (HIPS), PS HIPS, Polystyrene, Styrolution, PolystyreneHighImpact, PSHIPS, 7120PS
Features
Features may also be described by the following terms: Good Drawdown, Good draw down, High Environmental Stress Cracking Resistance, High ESCR, Stress Cracking Resistant, Low Temperatuer Impact Resistance, Low Temp Impact Resistance, High Stiffness, High Impact Resistance.
Agency Ratings
This plastic material has 1 certifications from the following agencies (the number in parentheses shows the number of certifications for that agency): FDA (1).
Injection
Nominal Value
Unit
 
Processing (Melt) Temp
°F
  
Mold Temperature
°F
  
Notes
1Typical properties: these are not to be construed as specifications.
210 mil Notch Depth
 
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.