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CNC Machining in Polycarbonate (PC)

Polycarbonate (PC) is a modern thermoplastic with 90% transparency, often referred to as “transparent metal” due to its clarity and strength.

Advantages of Polycarbonate

PC is a colorless, transparent material known for its heat resistance, impact resistance, and flame retardancy. It maintains good mechanical properties at normal operating temperatures. 

Key Features
Excellent Impact Strength
Good Heat Resistance
Good Dimensional Stability
UV Resistance

Available Polycarbonate (PC) Specifications

 The following table shows available Polycarbonate. If you have any other requirements, please contact us.

Polycarbonate

Tensile Strength
Elongation at Break
Hardness
Density
Color

10,500 PSI

50-120%

17.7HV – 21.7HV

0.043 lb/in³ 
(1.2 g/cm³)

Black, White, Optically Clear

Color Options for Polycarbonate

The following table shows color options for Polycarbonate. If you have any other color requirements, please contact us.

Black
White
Optically Clear

Polycarbonate Surface Finishes

The following table shows common surface finish methods for Polycarbonate. If you have any other surface finishing requirements, please contact us.

Bead Blast

Polycarbonate (PC) FAQs

  • Is CNC machining PC feasible?
    PC is a durable and transparent thermoplastic renowned for its high impact strength and resistance to heat. It is widely used in machining processes and stands as one of the most recycled plastics globally.
  • What is PC?
    PC stands for polycarbonate, a transparent, high-strength, and excellently temperature-resistant engineering plastic. It boasts outstanding mechanical properties, chemical resistance, and electrical insulation, making it widely applicable across various fields.
  • What surface treatment methods are available for PC?
    The surface of PC material can undergo processes such as grinding, polishing, and buffing to enhance its surface smoothness and transparency. Additionally, surface coatings and plating can be applied to increase its wear and weather resistance.
  • What are some considerations when CNC machining PC?
    When CNC machining PC, it's important to control the machining temperature and tool selection. Due to PC's susceptibility to heat, controlling cutting speed and feed rate is necessary. Selecting appropriate tools ensures machining quality.