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Plastics & Elastomers
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Technical Datasheet | Supplied by Sumitomo Chemical
SUMIPEX® LG2 by Sumitomo Chemical is a polymethyl methacrylate acrylic grade. It is a general purpose grade and is available in the form of pellets. Exhibits good flow. Suitable for processing by injection molding. SUMIPEX® LG2 is used in lighting fixtures, optical applications and thin-walled parts.
Product Type
PMMA (Acrylic) > PMMA
Physical Form
Product Status

SUMIPEX® LG21 Properties

Physical Properties

Value & Unit
Test Condition
Test Method
Specific Gravity
1.19 -
( )
JIS K7112
Melt Mass-Flow Rate (MFR or MFI = Melt Flow Index or MI = Melt Index)
21 g/10 min
(230°C / 3.8 kg)
JIS K7210
Water Absorption
0.30 %
(73°C, 24 hr)
JIS K7209

SUMIPEX® LG21 Processing Guidelines

Injection Molding Properties

Value & Unit
Test Condition
Test Method
Drying Temperature
70 - 80 °C
Mold Temperature
60 - 80 °C
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