Silicon Carbide Fiber Products


 

The World's Premier Silicon Carbide (SiC) Fibers

SiC Ceramic Fibers are Used in Space, Aerospace and Power Generation High Temperature Structural Composites - Hot Gas Flow Components and Survivability Applications

   

NicalonTM SiC Fiber

   

SylramicTM SiC Fiber

   
  • Exclusive North American Distributor for NGS Advanced Fibers Co., Ltd. (NGS)
  • Qualified Material for Multiple Military Platforms
  • In Qualification for Additional Platforms
  • Demonstrated on Large Land Based Gas Turbine Engines

Nicalon
Hi-Nicalon
Hi-Nicalon Type S

  • COIC is Owner and Manufacturer - Acquired All Rights from Dow Corning Corporation
  • Program with Airforce and NASA to Demonstrate Equivalency to Dow Corning Product
  • Preferred SiC Fiber for HT Creep / Endurance Requirements by NASA, Airforce and Others
  • Now Commercially Available!

Sylramic

   
  Si-C-O Fiber Si-C Low O Fiber SiC Fiber
NGS NGS NGS COIC
Property Units CG Nicalon™ HVR Nicalon™ Hi-Nicalon™ Hi-Nicalon™ Type S Sylramic™*
Fiber Denier   1800 1800 1800 1800 1600
Tex g/km 200 - 220 200 - 220 190 - 210 180 - 210  
Sizing wt% 0.5 - 2.0 0.5 - 2.0 0.5 - 2.0 0.5 - 2.0  
Density g/cc 2.50 - 2.65 2.25 - 2.4 ≥ 2.65 ≥ 2.85 > 2.95
Oxygen Content wt% 10.5 - 13.5 10.0 - 15.0 < 1.2 < 1.0 < 0.5
Filaments per tow 500 500 500 500 800
Filaments Diameter μm (nominal) 14 14 14 12 10
Tensile Strength GPa 2.60 2.40 2.50 2.30 2.76
Tensile Modulus GPa 188 174 250 340 310
Volume Resistivity Ω•cm 1x103 - 1x104 1x106 - 1x107      
* Nominal Properties