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Lustran® SMA 2191

Styrene Maleic Anhydride

Supplied by INEOS ABS (USA)

The technical datasheet with complete property values for Lustran® SMA 2191 is available to members of the Prospector Plastics Database.
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Product Description
Lustran SMA 2191 is a super high heat injection molding grade of impact-modified SMA (styrene/maleic anhydride) terpolymer offering an exceptional balance of processability and performance. As with any product, use of Lustran SMA 2191 resin in a given application must be tested (including but not limited to field testing) in advance by the user to determine suitability.
General  
Material Status 
  • Commercial: Active
Availability 
  • North America
Additive 
  • Impact Modifier
Features 
  • Good Processability
  • High Heat Resistance
  • Impact Modified
  • Terpolymer
  
Agency Ratings 
Forms 
  • Pellets
Processing Method 
  • Injection Molding
Physical
Nominal Value
Unit
Test Method
Specific Gravity
 
  
Melt Mass-Flow Rate (MFR) (220°C/10.0 kg)
g/10 min
  
Mechanical
Nominal Value
Unit
Test Method
Tensile Modulus
psi
 ISO 527-2
Tensile Stress
     ISO 527-2
Yield
psi
  
Break
psi
  
Flexural Modulus
psi
 ISO 178
Flexural Strength 2
psi
 ISO 178
Impact
Nominal Value
Unit
Test Method
Notched Izod Impact Strength 3
     ISO 180/1A
-22°F
ft·lb/in²
  
73°F
ft·lb/in²
  
Instrumented Dart Impact
      
-22°F, Energy Max
in·lb
  
-22°F, Energy Peak
in·lb
  
73°F, Energy Max
in·lb
  
73°F, Energy Peak
in·lb
  
Hardness
Nominal Value
Unit
Test Method
Rockwell Hardness (R-Scale)
 
  
Thermal
Nominal Value
Unit
Test Method
Heat Deflection Temperature
      
66 psi, Unannealed, 0.157 in Span
°F
 ISO 75-2/B
264 psi, Unannealed, 0.157 in Span
°F
 ISO 75-2/A
Vicat Softening Temperature
      
--
°F
 ISO 306/A120
--
°F
 ISO 306/B50
Related Terminology
This supplier and product may also be known by these terms: INEOS Styrenics

Product names can be difficult to match. You may have searched any one of these terms to find this product: Lustran® SMA 2191, Lustran SMA 2191, Lustran® SMA , Lustran SMA, LustranSMA2191, LustranSMA, SMA 2191, SMA2191, SMA, 2191, Styrene Maleic Anhydride, smah, Ineos ABS (USA), StyreneMaleicAnhydride, 2191SMA
Features
Features may also be described by the following terms: Good Processability, Easy Processing, High Heat 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): EC (1).
Injection
Nominal Value
Unit
 
Drying Temperature
°F
  
Drying Time
hr
  
Rear Temperature
°F
  
Middle Temperature
°F
  
Front Temperature
°F
  
Nozzle Temperature
°F
  
Processing (Melt) Temp
°F
  
Mold Temperature
°F
  
Injection Rate
 
  
Back Pressure
psi
  
Clamp Tonnage
tons/in²
  
Cushion
in
  
Screw L/D Ratio
 
  
Screw Compression Ratio
 
  
Injection Notes
Shot Weight-to-Machine Capacity Ratio: 0.5-0.75
Screw Speed: Moderate
Notes
1Typical properties: these are not to be construed as specifications.
2Yield
34x10 mm
 
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.