sojitz双日ジェクト株式会社sojitz双日ジェクト株式会社

Insulation for your furnace

Heat treaters and furnace manufacturers have been required to manage high temperature operation with decent and proper insulation materials. We, Sojitz JECT Corporation supply them with Carbon Fiber Insulator that efficiently serves the best interest of Heat treaters/Furnace manufacturers.

Carbon Fiber Insulator


We, Sojitz JECT Corporation supply the material with the following features:
– Short Delivery Lead Time with Inventory Scheme
– Decent Quality made with Past Experience

Carbon Fiber Insulator (Rigidized Insulation)
– Our Carbon Fiber Insulator (Grade: P1) has been made reflecting customers’ needs.
– The material can be customized into preferred sizes at end users.
– And preferred surface treatment can be applied according to end use.
– Some of typically used sizes are in our stock and can be delivered to customers within a short lead time.
Sizing*: Carbon Fiber Insulator (Grade:P1)
 Typical Sizing  40 x 1,000 x 1,500 (mm)   (=1.57″ x 39.37″ x 59.06″)
 20 x 1,000 x 1,500 (mm)   (=0.79″ x 39.37″ x 59.06″)
 Maximum Sizing  280 x 1,000 x 1,500 (mm) (=11.02″ x 39.37″ x 59.06″) **
 Surface Treatment  With Graphite Foil / Graphite Coat / Carbon Carbon Composite / Cloth / Plain
 Country of Origin  The United States of America

* The specifications mentioned above are based on typical values and do not constitute any written or implied product warranty.

** Feel free to contact us.



 Characteristic

Unit WG AG
 Bulk Density g/cm3 0.17
 Apparent Porosity % 90
 Specific Resistance μΩm 670 4700
 Flexural Strength MPa 1.3 0.3
 Compressive Strength MPa 1.2 0.4
 Thermal Conductivity  25℃ W/mK 0.44 0.22
 1500℃ W/mK 1.8 0.52
 Carbon Content % 99.9
 Ash Content ppm 500
 CTE  RT-1000℃ ×10-6/℃ 3.0 3.3
 RT-2000℃ ×10-6/℃ 3.6 4.0

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