PMMA In CNC Machining
PMMA is a transparent, rigid plastic commonly used as an alternative to glass.
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Description & Characteristics
| Price | $ $ $ $ $ |
| Lead Time | < 10 days |
| Wall Thickness | 0.75 mm |
| Tolerances | ±0.125mm (±0.005″) |
| Max Part Size | 200 x 80 x 100 cm |
| Applications | PMMA is a translucent, rigid plastic frequently used as a glass substitute. It can achieve high transparency through a polishing process, making it suitable for applications requiring clear visibility. |
| Strengths | Exceptional mechanical properties, high precision, and repeatability. |
| Weaknesses | More limitations in geometry compared to 3D printing |
Mechanical & Physical Properties
| Ultimate tensile strength | Yield strength | Young's modulus (modulus of elasticity) |
Elongation at break
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Hardness
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UV resistance
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|---|---|---|---|---|---|
| 55-83 MPa | 64-80 MPa | 2.76-3.3GPa | 3-6.4% | 64-105 HRM | Excellent |
Thermal & Electrical Properties
| Maximum service temperature | Thermal expansion coefficent | Thermal conductivity |
ESD Safety
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|---|---|---|---|
| 70-80°C |
50-90 10^-6/ºC
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0.19 - 0.2 W/(m⋅°C)
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Possible |