Orkot C321 (TL)

Orkot® C321 is manufactured from medium weave fabrics with excellent mechanical strength and possessing dimensional stability when immersed in water, acids and chemical solutions. C321 grade has a high resistance to gamma radiation and is recommended for nuclear engineering applications.

Orkot C321 (TL)
Orkot C321 (TL)

Specifications

The following table summarises the key technical specifications of Orkot C321 (TL).
Minimum Operating Temperature
-30°C
Maximum Operating Temperature
130°C
Food Grade
No
Drinking Water Approved
No
Tensile Strength (MPa)
55
Thermal Expansion (µm/m.K)
90 - 100
Coefficient of Friction
0.2
Chemical Resistance
Medium
Formats Available
Cylinder

Orkot C321 (TL) belongs to the Orkot family of thermoset composites, valued for their excellent electrical insulation and structural performance. It combines mechanical strength with dimensional stability across a wide temperature range.

Standout properties include a low coefficient of friction of 0.2, a thermal expansion coefficient of 90–100 x 10⁻⁶ /°C, and a tensile strength of 55 MPa. These characteristics help maintain part integrity under load and thermal cycling.

Dotmar supplies Orkot C321 (TL) in cylindrical stock shapes, supported by machined and fabricated solutions tailored to your requirements. Our local technical support ensures you receive the right material for reliable, long-lasting components.

Key Features

  • High electrical resistance
  • Tensile strength of 55 MPa
  • Operating temperature range: -30 °C to 130 °C
  • Coefficient of thermal expansion: 90–100 x 10⁻⁶ /°C
  • Low coefficient of friction: 0.2
  • Medium chemical resistance

Orkot C321 (TL) is widely used for electrical insulators, structural supports, and wear-resistant components in power generation, industrial machinery, and processing equipment. Its reliability in harsh environments makes it a preferred choice for applications demanding stable electrical and mechanical behaviour under variable loads and temperatures.