GEHR PMMA® by GEHR is a polymethylmethacrylate (PMMA) grade. Provides very high mechanical strength, hardness, high mechanical rigidity, excellent transparency and good thermal stability. Exhibits good insulation properties, low water absorption, tensile strength, excellent weather resistance and low chemical resistance. Is brittle, easy to polish and shows possible stress problems. Offers good temperature resistance, UV-stability, scratch resistance and bondability. GEHR PMMA® is used in displays, advertisements, tubes for lamps, hand rails and food industry. Complies with EEC, FDA and UL 94 HB flame rating.
Product family:
Chemical family:
Product Type:
| Bio Based content | Visible After Login |
Compliance
| Food Contact Approval | Visible After Login |
| Certifications & Compliance | Visible After Login |
Applications
Recommended markets
Applications
Availability
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Regional Availability:Visible After Login| Visible After Login| Visible After Login
GEHR PMMA® properties
Electrical properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Comparative Tracking Index (CTI) | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Dielectric Constant | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Dielectric Strength | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Surface Resistivity | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Volume Resistivity | 0.0 Visible After Login | Visible After Login | Visible After Login |
Flammability properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Flame Rating, UL 94 | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Limiting Oxygen Index (LOI) | 0.0 Visible After Login | Visible After Login | Visible After Login |
Mechanical properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Elongation at Break | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Hardness, Shore D | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Impact Strength | 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 |
Other properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Dissipation Factor | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Moisture Absorption | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Tensile Strength at Yield | 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 |
| Water Absorption | 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 |
| Glass Transition Temperature (Tg) | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Heat Deflection Temperature (HDT) | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Heat Deflection Temperature (HDT) | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Maximum Service Temperature, Air | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Melting Point | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Minimum Service Temperature, Air | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Thermal Conductivity | 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 |