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NAS® 21

Styrene Methyl Methacrylate Acrylic Copolymer

Supplied by Styrolution International SA

The technical datasheet with complete property values for NAS® 21 is available to members of the Prospector Plastics Database.
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Product Description
FEATURES
  • Sparkling clarity
  • Scratch resistant
  • Can be blended with K-Resin at any level to modify flexibility, surface hardness, heat distortion temperature, etc.
  • Styrenic processing advantages
  • UL94 HB @ 1.5 mm for all colors
  • Gamma and ETO sterilizable
  • Meets USP XXIII specifications for Class VI plastics

APPLICATIONS
  • Appliances
  • Point of Purchase Displays
  • Medical Devices
  • Toys
  • Office Accessories
General  
Material Status 
  • Commercial: Active
Availability 
  • Europe
Features 
  • Copolymer
  • Ethylene Oxide Sterilizable
  • Good Processability
  • High Clarity
  • Radiation Sterilizable
  • Scratch Resistant
Uses 
  • Appliances
  • Blending
  • Business Equipment
  • Decorative Displays
  • Medical/Healthcare Applications
  • Toys
Agency Ratings 
Appearance 
  • Clear/Transparent
Forms 
  • Pellets
Processing Method 
  • Injection Molding
Physical
Nominal Value
Unit
Test Method
Density
g/cm³
 ISO 1183
Melt Mass-Flow Rate (MFR)
     ISO 1133
200°C/5.0 kg
g/10 min
  
230°C/3.8 kg
g/10 min
  
Molding Shrinkage
%
 ISO 294-4
Water Absorption (73°F, 24 hr)
%
 ISO 62
Mechanical
Nominal Value
Unit
Test Method
Tensile Modulus
psi
 ISO 527-2/1
Tensile Stress (Yield)
psi
 ISO 527-2/50
Tensile Strain (Break)
%
 ISO 527-2/50
Flexural Modulus 2
psi
 ISO 178
Flexural Strength 2, 3
psi
 ISO 178
Impact
Nominal Value
Unit
Test Method
Charpy Notched Impact Strength
ft·lb/in²
 ISO 179/1eA
Hardness
Nominal Value
Unit
Test Method
Rockwell Hardness (M-Scale)
 
 ISO 2039-2
Thermal
Nominal Value
Unit
Test Method
Vicat Softening Temperature
°F
 ISO 306/B50
Flammability
Nominal Value
Unit
Test Method
Flame Rating - UL (0.0591 in, All Colors)
 
 UL 94
Optical
Nominal Value
Unit
Test Method
Refractive Index
 
 ASTM D542
Transmittance (126 mil)
%
 ASTM D1003
Haze (126 mil)
%
 ISO 14782
Related Terminology
Product names can be difficult to match. You may have searched any one of these terms to find this product: NAS® 21, NAS 21, NAS® , NAS, NAS21, 21, Acrylic, Acrylic, Styrene Methyl Methacrylate Copolymer, Acrylic Styrene Methyl Methacrylate Copolymer, Acrylic (SMMA), Acrylic SMMA, Styrolution Intl, AcrylicStyreneMethylMethacrylateCopolymer, AcrylicSMMA
Features
Features may also be described by the following terms: High Clarity, Scratch Resistant, Resists Scratches, Radiation Sterilizable, Radiation Sterilization, gamma sterilization, gamma sterilizable, Ethylene Oxide Sterilizable, EtO Sterilizable, EtO Sterilization, Ethylene Oxide Sterilizable, Good Processability, Easy Processing.
Uses
Uses may also be described by the following terms: Medical Applications, Decorative Displays, Business Equipment, Business Machines.
Agency Ratings
This plastic material has 1 certifications from the following agencies (the number in parentheses shows the number of certifications for that agency): USP (1).
Injection
Nominal Value
Unit
 
Drying Temperature
°F
  
Drying Time
hr
  
Rear Temperature
°F
  
Middle Temperature
°F
  
Front Temperature
°F
  
Processing (Melt) Temp
°F
  
Mold Temperature
°F
  
Injection Rate
 
  
Back Pressure
psi
  
Injection Notes
Maximum Recommended Processing Temperature: 250°C
Notes
1Typical properties: these are not to be construed as specifications.
20.079 in/min
3Break
 
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.