By Raw Material
Material Comparison List for Diffuser Plates
| Brief Name | Name | Specific Gravity | Heat Distortion Tempeature | Water Absorption | Raw T/T% | Price | Characteristics | Disadvantage | |
|---|---|---|---|---|---|---|---|---|---|
| PS | Polystyrene | 1.06 g/cm3 | 90℃ | 0.05~0.1% | 89% | Low | ‧Good hardness performance ‧Competitive price |
‧Easy turn yellow under UV light | |
| PMMA | Polymethylmethacrylate | 1.19 g/cm3 | 90℃ | 0.40% | 92% | Medium | ‧High light transmittance ‧Good weather/ UV resistance |
‧Bad dimension stability. ‧Easy to absorb water and wrape |
|
| PC | Polycarbonate | 1.2 g/cm3 | 110~130℃ | 0.15~0.2% | 89% | High | ‧Good heat resistance ‧High anti-impact strength |
‧Bad anti-scratch performance. ‧Easy turn yellow under UV light |
|
How to choose by Material?
| Brief Name | UV Resistance | Heat Resistance | Dimension Stability | Good Value for Money | Recommend Product Model | |
|---|---|---|---|---|---|---|
| PS | V | V | PA-90B, PA-75S2, PA-90S2 | |||
| PMMA | V | PAA-90SK, PAA-85S2K, PAA-75SK | ||||
| PC | V | PC-90M, PC-80M | ||||
** V refers to Recommend Choice**
