PMMA Optics

Highly transparent products developed with higher quality standards than ordinary industrial PMMA sheets.

Characteristics

  • Excellent heat/machining qualities
  • Excellent brightness and uniformity
  • Excellent durability
  • Chemical-resistant

Production specifications

Thickness: 1–3 mm (40–120 mil)
Width: Max 1,360 mm (53.5”)
Material: can be cut in flat sheets according to customer requests

Applicable areas

Light guide panels, lighting, exhibits

Product info (thickness : 2.00 ~8.00 mm)
Property Test conditions Unit Main value Test method
Specific gravity g/cm3 1.19 JIS K7112
Penetration ratio 3mm % 93 JIS K7361
Haze 3mm % 0.3 JIS K7136
Refractive index nd - 1.49 JIS K7142
Absorption factor 24hr % 0.3 JIS K7209
Ratio J/(g･℃) 1.5 JIS K7123
Linear expansion coefficient １/℃ 6×10-5 JIS K7197
Thermal conductance W/(m･℃) 0.2 JIS A1412
Heat distortion temperature 1.82MPa ℃ 100 JIS K7191
Vicat softening temperature 50N ℃ 107.0 JIS K7112
Melt flow index 230℃,37.3N g/10min 2 JIS K7210
Spiral liquidity 230℃ mm 130 MRC法
Spiral liquidity % 0.2-0.6 MRC法
Tensile strength 1A/5 MPa 77 JIS K7162
Elongation 1A/5 % 6 JIS K7162
Tensile modulus １Ａ/1 GPa 3.3 JIS K7162
Bending strength MPa 140 JIS K7171
Bending elasticity modulus GPa 3.3 JIS K7171
Sparpy impact strength 1eU unnotched kJ/m2 20 JIS K7111
Rockwell hardness M scale - 101 JIS K7202
Surface resistance Ω >1016 JIS K6911
Volume resistance Ωm >1013 JIS K6911
Dielectric breakdown strength 4kV/sec MV/m 20 JIS K6911
Permittivity 60Hz - 3.7 JIS K6911
Power factor 60Hz - 0.05 JIS K6911
Arc resistance - No track JIS K6911
UL 94 1.5mm, 3.0mm - HB File No. E54695