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PMMA (Acrylic)
Material type: Plastic
Transparent rigid plastic often used as a substitute for glass. PMMA is a transparent rigid plastic often used as a substitute for glass.
Process compatibility
Material Color
Material advantages
Excellent transparency, outstanding aging resistance; good optics, insulation, processability and weather resistance; colorless and transparent, light transmittance of 90%-92%, strong toughness, more than 10 times larger than silicon glass.
Material shortcomings
The texture is brittle and easy to crack, the surface hardness is low, and it is easy to be scratched and lose its luster, but the subtle scars and scratches can be removed with polishing paste.
Recommended description
Tensile strength 83 MPa
Yield strength 80 MPa
Modulus of elasticity 3.3 GPa
Elongation at break 3% - 6.4 %
Hardness 105 HRM
Maximum service temperature 80 °C
Thermal expansion coefficent 90 10^-6 ºC
Thermal conductivity 0.2 W/(m⋅°C)
Common applications
• Lamps and lighting soffits
• Displays
• Food industry
• Hand rails
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