Makrolon® BG sheet is a hard-coated polycarbonate product designed for exceptional durability. This product is manufactured to meet the demanding bus glazing requirements for impact performance, and abrasion, chemical and UV resistance in the most demanding situations. Meets DOT/ANSI Z26.1 Item AS-4. Makrolon BG is available in clear as well as a variety of standard and custom tints.
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| Type | Size | Length | Color |
|---|---|---|---|
| Sheet | .236″ – .500″ | 48” x 96” CTS | Clear, Gray |
Give us your cut-to-size dimensions. We will precision-cut these plastics to your exact size. Additional sizes and colors available upon request.
| Physical Properties | Units | ASTM | Results |
|---|---|---|---|
| Density | g/cm^3 | D792 | 1.2 |
| Mechanical Properties | Units | ASTM | Results |
|---|---|---|---|
| Tensile Strength @ yield | psi | D638 | 9500 |
| Tensile Modulus | MPa | D638 | 340000 |
| Tensile Elongation @Break | % | D638 | 110 |
| Flexural Strength | MPa | 13500 | |
| Flexural Modulus | psi | 345000 | |
| Compressive Strength | psi | D695 | 12500 |
| IZOD Impact Strength Notched | kJ.m^2 | D256 | 18 |
| Thermal Properties | Units | ASTM | Results |
|---|---|---|---|
| Coeffcient of Linear Thermal Expansion | x10^-5/K | C177 | 3.75 |
| Heat Deflection Temp at 264 psi | °F | 270 |
| Electrical Properties | Units | ASTM | Results |
|---|---|---|---|
| Surface Resistivity @60 Hz | ohms/sq | D257 | |
| Volume Resistivity, 50% RH | ohm-cm | D250 | 8.2 |
| Optical Properties | Units | ASTM | Results |
|---|---|---|---|
| 3mm Transparent Clear Transmittance. Total (%) | % | D1003 | |
| Refractive Index | % | D542 | 1.586 |