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SUMIPEX® LG2

Polymethyl Methacrylate Acrylic

Supplied by Sumitomo Chemical Co., Ltd.

The technical datasheet with complete property values for SUMIPEX® LG2 is available to members of the Prospector Plastics Database.
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Product Description
SUMIPEX general-purpose grades can be classified into two basic categories; good flow and heat resistant types. Each grade is available in pellet form. Bead form is available for some grades
General  
Material Status 
  • Commercial: Active
Availability 
  • Asia Pacific
  • Europe
  • North America
Features 
  • Good Flow
Uses 
  • Industrial Applications
  • Stationary Supplies
  
Forms 
  • Pellets
Processing Method 
  • Injection Molding
Physical
Nominal Value
Unit
Test Method
Specific Gravity 2
 
 JIS K7112
Melt Mass-Flow Rate (MFR) (230°C/3.8 kg)
g/10 min
 JIS K7210
Molding Shrinkage - Flow
in/in
 ASTM D955
Water Absorption (24 hr)
%
 JIS K7209
Mechanical
Nominal Value
Unit
Test Method
Tensile Strength
psi
 JIS K7113
Tensile Elongation (Break)
%
 JIS K7113
Flexural Modulus
psi
 JIS K7203
Flexural Strength
psi
 JIS K7203
Impact
Nominal Value
Unit
Test Method
Charpy Notched Impact Strength
ft·lb/in²
 JIS K7110
Hardness
Nominal Value
Unit
Test Method
Rockwell Hardness (M-Scale)
 
 JIS K7202
Thermal
Nominal Value
Unit
Test Method
Deflection Temperature Under Load 3 (264 psi, Annealed)
°F
 JIS K7207
Vicat Softening Temperature
°F
 JIS K7206
CLTE - Flow
in/in/°F
 ASTM D696
Electrical
Nominal Value
Unit
Test Method
Surface Resistivity
ohm
 JIS K6911
Volume Resistivity
ohm·cm
 JIS K6911
Dielectric Constant
 
 JIS K6911
Dissipation Factor
 
 JIS K6911
Insulation Resistance
ohm
 JIS K6911
Flammability
Nominal Value
Unit
Test Method
Burning Rate
in/min
 ASTM D63
Flame Rating - UL (0.0625 in, All Colors)
 
 UL 94
UL File Number
 
  
Optical
Nominal Value
Unit
Test Method
Refractive Index
 
 JIS K7105
Transmittance 2
%
 JIS K7105
Haze
%
 JIS K7105
Additional Information
Nominal Value
Unit
Test Method
Flexural Rigidity
%
 JIS K7203
Voltage Resistance 4
kV/min
 JIS K6911
Related Terminology
Product names can be difficult to match. You may have searched any one of these terms to find this product: SUMIPEX® LG2, SUMIPEX LG2, SUMIPEX® , SUMIPEX, SUMIPEXLG2, LG 2, LG2, Acrylic, Acrylic, Polymethyl Methacrylate, Acrylic Polymethyl Methacrylate, Acrylic (PMMA), Acrylic PMMA, pmma, Sumitomo Chem, AcrylicPolymethylMethacrylate, AcrylicPMMA, 2LG
Features
Features may also be described by the following terms: Good Flow.
Injection
Nominal Value
Unit
 
Drying Temperature
°F
  
Drying Time
hr
  
Rear Temperature
°F
  
Middle Temperature
°F
  
Front Temperature
°F
  
Mold Temperature
°F
  
Injection Pressure
psi
  
Notes
1Typical properties: these are not to be construed as specifications.
2Method A
3VST 25±3, 4 hrs
460%, 1kHz
 
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.