CNC Machining Materials

PE In CNC Machining

Polyethylene (PE) is a versatile thermoplastic known for its excellent strength-to-weight ratio. It also boasts strong impact resistance and outstanding weather durability, making it ideal for tough, outdoor applications.

PE in CNC Machining PE in CNC Machining

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 Polyethylene (PE) is a lightweight yet durable thermoplastic that offers a remarkable strength-to-weight ratio. It excels in impact resistance and is highly weather-resistant, making it a great choice for applications exposed to harsh environments.
Strengths Exceptional mechanical properties, high precision, and repeatability.
Weaknesses More limitations in geometry compared to 3D printing

 

Mechanical & Physical Properties

PE Ultimate tensile strength Yield strength Young's modulus
(modulus of elasticity)
Elongation at break
Hardness
UV resistance
HDPE 22.1-31 MPa 26.2-31 MPa 1.07-1.09GPa 500-700 % 7.9-9.9HV
Moderate
UHMW-PE

38.6-48.3 MPa
21.4-27.6MPa
0.894-0.963 GPa 200-500 %
3.4-8.3 HV Good

 

Thermal & Electrical Properties 

PE Maximum service temperature Thermal expansion coefficient Thermal conductivity
ESD Safety
HDPE 113-129 °C
106 -198 10^-6/ºC
0.461-0.502 W/(m⋅°C)
No
UHMW-PE 80 - 110 °C
234-360 10^-6/ºC
0.19 - 0.197 W/(m⋅°C)
No


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