IDES Prospector Already have an account? Login Here

IDES

Crystal PS 1290 & 1291

General Purpose Polystyrene

Supplied by Styrolution

The technical datasheet with complete property values for Crystal PS 1290 & 1291 is available to members of the Prospector Plastics Database.
Register to view full datasheet.
Register to View Full Datasheet
Product Description
Product Description
1290 - Clear cylindrical pellets
1291 - Clear cylindrical pellets with external lubricant

Features Applications
  • Low residual styrene monomer content
  • High melt strength and stiffness
  • UL Classification 94 HB for 1290 (www.UL.com file E57787)

Applications
  • Biaxially oriented sheet (OPS)
  • Extrusion / thermoforming foam sheet
  • Food service and food packaging containers
  • Applications that require high clarity and no taste or odor transfer

Heritage Nomenclature: 1290/168MO KG2 (unlubed) & 1294 (lubed)
General  
Material Status 
  • Commercial: Active
Availability 
  • North America
Additive 
  • Lubricant
Features 
  • Crystalline
  • Good Melt Strength
  • High Clarity
  • High Heat Resistance
  • High Stiffness
  • Low Residuals
  • Low to No Odor
  • Low to No Taste
  • Lubricated
Uses 
  • Bi-axially Oriented Film
  • Corrugated Sheet
  • Foam
  • Food Packaging
  
Agency Ratings 
RoHS Compliance 
Appearance 
  • Clear/Transparent
Forms 
  • Pellets
Processing Method 
  • Injection Molding
  • Sheet Extrusion
  • Thermoforming
Physical
Nominal Value
Unit
Test Method
Specific Gravity
 
 ASTM D792
Apparent Density
      
-- 2
g/cm³
  
-- 3
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 4 (73°F, 0.125 in, Injection Molded)
ft·lb/in
 ASTM D256
Hardness
Nominal Value
Unit
Test Method
Rockwell Hardness (M-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 5
 
 UL 94
UL File Number
 
  
Optical
Nominal Value
Unit
Test Method
Refractive Index 6
 
 ASTM D542
Transmittance (21700 mil, Injection Molded)
%
 ASTM D1003
Optical Density 7 (73°F, 0.000016 to 0.000028 in)
 
  
Related Terminology
Product names can be difficult to match. You may have searched any one of these terms to find this product: Crystal PS 1290 & 1291, Crystal PS 1290 1291, Crystal PS , CrystalPS12901291, CrystalPS, PS 1290 1291, PS1290 & 1291, PS1290 1291, PS1290, PS, PS12901291, 1290 & 1291, 1290 1291, 12901291, Polystyrene, General Purpose, Polystyrene General Purpose, PS (GPPS), PS GPPS, Polystyrene, Styrolution, PolystyreneGeneralPurpose, PSGPPS, 12911290, 1290PS
Features
Features may also be described by the following terms: Good Melt Strength, Low Residuals, High Heat Resistance, High Clarity, Low Odor, Low Taste, High Stiffness.
Uses
Uses may also be described by the following terms: Corrugated Sheet, Bi-axially Oriented Film, Biaxially Oriented Film, Food Packaging.
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.
2Unlubed
3Lubed
49.8 mil Notch Depth
5for 1290
6Sodium D line
7Injection Molded
 
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.