Technical datasheet

Lucite® Diakon® CMG302

Supplied byLucite- Last Updated on Mar 4, 2015

Lucite® Diakon® CMG302 is a clear and odorless Polymethylmethacrylate (PMMA) grade. Possesses good dimensional stability, low water absorption and is easy to recycle. Shows high surface hardness and scratch resistance, similar to aluminium. Provides good rigidity, high optical quality, good UV resistance and high surface gloss. Exhibits good abrasion resistance, high heat resistance, excellent weatherability and processability. Articles made from Lucite® Diakon® CMG302 are resistant, at temperatures up to 60°C, to dilute acids and most alkali solutions and at room temperature, to aqueous solutions of inorganic salts, aliphatic hydrocarbons, fats and oils and most of the common gases. Suitable for processing by injection molding and extrusion. Used for optical parts such as lenses, display items, tube and profile extrusion.
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Lucite® Diakon® CMG302 properties

Electrical properties

PropertiesValue & unitTest conditionTest method
Breakdown Voltage0.0 Visible After LoginVisible After LoginVisible After Login
Dissipation Factor0.0 Visible After LoginVisible After LoginVisible After Login
Volume Resistivity0.0 Visible After LoginVisible After LoginVisible After Login

Flammability properties

PropertiesValue & unitTest conditionTest method
Burning Rate0.0 Visible After LoginVisible After LoginVisible After Login
Flame rating (UL 94)0.0 Visible After LoginVisible After LoginVisible After Login
Glow Wire Ignition Temperature (GWIT)0.0 Visible After LoginVisible After LoginVisible After Login
Smoke Density0.0 Visible After LoginVisible After LoginVisible After Login

Mechanical properties

PropertiesValue & unitTest conditionTest method
Flexural Modulus0.0 Visible After LoginVisible After LoginVisible After Login
Flexural Strength0.0 Visible After LoginVisible After LoginVisible After Login
Hardness, Rockwell0.0 Visible After LoginVisible After LoginVisible After Login
Impact Strength, Charpy0.0 Visible After LoginVisible After LoginVisible After Login
Impact Strength, Charpy0.0 Visible After LoginVisible After LoginVisible After Login
Impact Strength, Izod0.0 Visible After LoginVisible After LoginVisible After Login
Tensile Elongation0.0 Visible After LoginVisible After LoginVisible After Login
Tensile Strength0.0 Visible After LoginVisible After LoginVisible After Login

Optical properties

PropertiesValue & unitTest conditionTest method
Haze0.0 Visible After LoginVisible After LoginVisible After Login
Refractive Index0.0 Visible After LoginVisible After LoginVisible After Login
Transmittance, Visible0.0 Visible After LoginVisible After LoginVisible After Login

Other properties

PropertiesValue & unitTest conditionTest method
Dielectric Constant0.0 Visible After LoginVisible After LoginVisible After Login
Hardness, Ball Indentation0.0 Visible After LoginVisible After LoginVisible After Login
Specific Gravity0.0 Visible After LoginVisible After LoginVisible After Login

Physical properties

PropertiesValue & unitTest conditionTest method
Gas Transmission Rate, Oxygen0.0 Visible After LoginVisible After LoginVisible After Login
Melt Mass-Flow Rate (MFR or MFI = Melt Flow Index or MI = Melt Index)0.0 Visible After LoginVisible After LoginVisible After Login
Permeability to Carbon dioxide0.0 Visible After LoginVisible After LoginVisible After Login
Permeability to Nitrogen0.0 Visible After LoginVisible After LoginVisible After Login
Water Absorption0.0 Visible After LoginVisible After LoginVisible After Login
Water Vapor Transmission Rate0.0 Visible After LoginVisible After LoginVisible After Login

Thermal properties

PropertiesValue & unitTest conditionTest method
CTE, Linear0.0 Visible After LoginVisible After LoginVisible After Login
Glass Transition Temperature (Tg)0.0 Visible After LoginVisible After LoginVisible After Login
Heat Deflection Temperature (HDT)0.0 Visible After LoginVisible After LoginVisible After Login
Heat Deflection Temperature (HDT)0.0 Visible After LoginVisible After LoginVisible After Login
Maximum Service Temperature, Air0.0 Visible After LoginVisible After LoginVisible After Login
Vicat Softening Temperature0.0 Visible After LoginVisible After LoginVisible After Login
Vicat Softening Temperature0.0 Visible After LoginVisible After LoginVisible After Login

Lucite® Diakon® CMG302 Processing Guidelines

Injection Molding Processing Guidelines

PropertiesValue & unitTest conditionTest method
Drying TemperatureVisible After LoginVisible After Login
Drying TimeVisible After LoginVisible After Login
Feed ThroatVisible After LoginVisible After Login
Front TemperatureVisible After LoginVisible After Login
Middle TemperatureVisible After LoginVisible After Login
Mold TemperatureVisible After LoginVisible After Login
Mold shrinkageVisible After LoginVisible After Login
Nozzle TemperatureVisible After LoginVisible After Login
Rear TemperatureVisible After LoginVisible After Login

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