PLEXIGLAS® 8H by Roehm is an amorphous polymethyl methacrylate (PMMA) grade. Used in sheets, tubes, multi-skin sheets and co-extrusion of window profiles. Exhibits good flow, high mechanical strength, surface hardness, increased heat deflection temperature and mar resistance. Shows high light transmission, very good weather resistance, free colorability due to crystal clarity, optimum mechanical properties and high melt strength. Suitable for processing by extrusion and injection molding. PLEXIGLAS® 8H complies with AMECA listing.
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PLEXIGLAS® 8H properties
Flammability properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Flame Rating, UL 94 | 0.0 Visible After Login | Visible After Login | Visible After Login |
Mechanical properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Impact Strength, Charpy | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Modulus of Elasticity | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Tensile Strain | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Tensile Strength at Break | 0.0 Visible After Login | Visible After Login | Visible After Login |
Optical properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Refractive Index | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Transmittance, Visible | 0.0 Visible After Login | Visible After Login | Visible After Login |
Physical properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Density | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Melt Volume Flow Rate (MVR) | 0.0 Visible After Login | Visible After Login | Visible After Login |
Thermal properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| CTE, Linear | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Vicat Softening Temperature | 0.0 Visible After Login | Visible After Login | Visible After Login |
PLEXIGLAS® 8H Processing Guidelines
Extrusion Processing Guidelines
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Die Temperature | Visible After Login | Visible After Login | |
| Melt Temperature | Visible After Login | Visible After Login | |
| Pre-Drying Temperature | Visible After Login | Visible After Login | |
| Pre-Drying Time (Desiccant-Type Drier) | Visible After Login | Visible After Login | |