Vestibule blocks and insulation tubes available from Thermcraft are designed to fit all types of diffusion furnaces and specialty insulation applications. These products are made of high quality, high purity, vacuum formed ceramic fiber with a low sodium inorganic bond.
Straight or stepped blocks are available for either source or load end. Inner diameters are available in 1/8" increments. In addition, eccentric I.D. blocks are also provided on request. All blocks are custom made to suit specific application needs.
The main features of the ceramic fiber vestibule blocks and insulation tubes are:
- High quality
- High purity, vacuum formed ceramic fiber
- Made to customer specifications
- Suitable for all diffusion furnaces and specialty insulation applications
- Straight or stepped blocks available for load or source end; eccentric I.D. blocks also available