High Silica Fiberglass Sleeves are made of continuous high silica fiberglass yarns that contain 96% ~ 98% SiO2.
| SiO2 Content | ≧96% | 
| Inner Diameter (mm) | 4-100 | 
| Wall Thickness (mm) | 0.5-5.0 | 
| Density (Tex) ( g/m2) | 20-300 | 
| Continuous Working Temp | 1100°C/2012°F | 
| Short Time Working Temp | 1400°C | 
| Instant Working Temp | 1650°C/3002°F | 

