Customization: | Available |
---|---|
Material: | Polymethyl Methacrylate/PMMA |
Usage: | General Plastics |
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Polymethyl Methacrylate PMMA Resin
Introduction:
PMMA resin is a mature product. It has excellent weather-resist and heat-resist character, and excellent transparency and gloss. Besides, it has stable physical, chemical, optical, and electrical,etc., characters. It may be widely applied on electronic panel, mechanical parts, watch and clock shell, motorcycle and automobile indicator, tele communication material, insulation parts and sun glasses, etc.
Property:
Property item |
Test condition |
Test method |
Test number |
units |
|
Basic properties |
hardness |
ASTM D-785 |
M-95 |
||
Bulk Density |
ASTM D-1182 |
0.77 |
gm/cm3 |
||
Water Absorption |
ASTM D-570 |
0.3 |
% |
||
Physical properties |
Specific Gravity |
ASTM D-792 |
1.19 |
||
Light transmission |
ASTM D-1003 |
92 |
% |
||
Melt Flow Index |
ASTM D-1238 |
1.8 |
gm/10min |
||
Flammability |
1/16"HB |
UL-94 |
|||
Mould Shrinkage |
ASTM D-955 |
0.002-0.006 |
mm/mm |
||
Mechanical properties |
Impact Notched IZOD |
ASTM D-256 |
2.0 |
kg-cm/cm |
|
Tensile Strength |
ASTM D-638/PSI |
10200/720 |
Kg/cm2 |
||
Flexural Strength |
ASTM D-790/PSI |
15600/1100 |
Kg/cm2 |
||
Tensile Elongation |
ASTM D-638 |
5.0 |
% |
||
Refractive index |
ASTM D-542 |
1.491 |
|||
Dielectric strength |
ASTM D-149 |
500 |
Volts/Mil |
||
Impact notched IZOD |
ASTM D-256 |
0.37 |
ft-lbs/in2 |
||
Electrical Properties |
Volume Resistivity |
ASTM D-257 |
1015 |
Ω.m |
|
Loss Factor |
ASTM D-150 |
0.19 |
|||
Dielectric Constant |
ASTM D-150-647b |
3.7 |
|||
Power Factor |
ASTM D-150-647 |
0.5 |
|||
Thermal Properties |
Heat Distortion Temp |
ASTM D-648 |
100/212 |
°C/°F |
|
Vicat Softening Point |
ASTM D-648 |
113/235 |
°C/°F |
Application:
1) .Transparent glass substitute
2) .Daylight redirection
3) .Medical technologies and implants
4) .Artistic and aesthetic uses
5) Other use.