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Thermoplastic Polymethylmethacrylate (PMMA)

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Thermoplastic
Polymethylmethacrylate (PMMA)
Property Value in metric unit Value in US unit
Density 1.19 *10³ kg/m³ 74.3 lb/ft³
Modulus of elasticity 2.77 GPa 400 ksi
Tensile strength 61 MPa 9000 psi
Elongation 4 % 4 %
Flexural strength 103 MPa 15000 psi
Thermal expansion (20 ºC) 65*10-6 ºCˉ¹ 36*10-6 in/(in* ºF)
Thermal conductivity 0.21 W/(m*K) 1.46 BTU*in/(hr*ft²*ºF)
Glass transition temperature 100 ºC 212 ºF
Maximum work temperature 100 ºC 212 ºF
Electric resistivity 106-108 Ohm*m 108-1010 Ohm*cm
Dielectric constant 2.7 - 2.7 -
  • Good weather resistance;
  • High strength;
  • Transparent.

Applications: automobile lights, swimming pools, lenses.

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thermoplastic_polymethylmethacrylate_pmma.txt · Last modified: 2013/08/04 by dmitri_kopeliovich
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