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Altuglas® HT 121

Polymethyl Methacrylate Acrylic

Supplied by Altuglas International of Arkema Inc.

The technical datasheet with complete property values for Altuglas® HT 121 is available to members of the Prospector Plastics Database.
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General  
Material Status 
  • Commercial: Active
Availability 
  • Asia Pacific
  • Europe
  
Forms 
  • Granules
Multi-Point Data 
  • Specific Volume vs Temperature (ISO 11403-2)
  • Viscosity vs. Shear Rate (ISO 11403-2)
  
Physical
Nominal Value
Unit
Test Method
Density
g/cm³
 ISO 1183
Melt Mass-Flow Rate (MFR) (230°C/3.8 kg)
g/10 min
 ISO 1133
Molding Shrinkage - Flow
in/in
 ASTM D955
Water Absorption (Equilibrium, 73°F, 50% RH)
%
 ISO 62
Mechanical
Nominal Value
Unit
Test Method
Tensile Stress (Yield, 73°F)
psi
 ISO 527-2
Tensile Strain (Break, 73°F)
%
 ISO 527-2
Flexural Modulus (73°F)
psi
 ISO 178
Flexural Strength (73°F)
psi
 ISO 178
Compressive Stress (73°F)
psi
 ISO 604
Impact
Nominal Value
Unit
Test Method
Charpy Notched Impact Strength (73°F)
ft·lb/in²
 ISO 179/2C
Charpy Unnotched Impact Strength (73°F)
ft·lb/in²
 ISO 179/2U
Notched Izod Impact Strength (73°F)
ft·lb/in²
 ISO 180/1A
Hardness
Nominal Value
Unit
Test Method
Rockwell Hardness (M-Scale)
 
 ASTM D785
Thermal
Nominal Value
Unit
Test Method
Heat Deflection Temperature
      
66 psi, Unannealed
°F
 ISO 75-2/B
264 psi, Unannealed
°F
 ISO 75-2/A
Vicat Softening Temperature
°F
 ISO 306/B
CLTE - Flow (-22 to 73°F)
in/in/°F
 ASTM D696
Specific Heat
Btu/lb/°F
  
Thermal Conductivity (73°F)
Btu·in/hr/ft²/°F
  
Electrical
Nominal Value
Unit
Test Method
Surface Resistivity
ohm
 ASTM D257
Volume Resistivity
ohm·cm
 ASTM D257
Dielectric Strength
V/mil
 ASTM D149
Dielectric Constant (60 Hz)
 
 ASTM D150
Dissipation Factor (1 MHz)
 
 ASTM D150
Flammability
Nominal Value
Unit
Test Method
Flame Rating - UL
 
 UL 94
Optical
Nominal Value
Unit
Test Method
Refractive Index 2
 
 ISO 489
Transmittance
%
 ASTM D1003
Haze
%
 ASTM D1003
Related Terminology
Product names can be difficult to match. You may have searched any one of these terms to find this product: Altuglas® HT 121, Altuglas HT 121, Altuglas® , Altuglas, AltuglasHT121, HT 121, HT121, Acrylic, Acrylic, Polymethyl Methacrylate, Acrylic Polymethyl Methacrylate, Acrylic (PMMA), Acrylic PMMA, pmma, Altuglas/Arkema, AcrylicPolymethylMethacrylate, AcrylicPMMA, 121HT
Injection
Nominal Value
Unit
 
Drying Temperature
°F
  
Drying Time
hr
  
Processing (Melt) Temp
°F
  
Mold Temperature
°F
  
Notes
1Typical properties: these are not to be construed as specifications.
2Method B
 
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.