The HEATEX® Silica Thread (HS05) is an ultra-high temperature sewing thread designed for extreme heat environments. Made from silica fibres with a SiO₂ content of at least 96 %, this white thread offers exceptional thermal stability with a service temperature up to 900 °C. With a twist count of 200 twist/m, a tex of 570 g/km, and a spool weight of 500 g, it’s ideal for applications such as welding blankets, furnace insulation covers, high-temperature expansion joints and protective apparel where standard threads would degrade.
Item Attributes
| Material | Silica (SiO₂ ≥ 96 %) |
| Color | White |
| Product Type | High-Temperature Silica Sewing Thread (Model: HS05) |
| Brand | HEATEX |
| Twist Count | 200 twist/m |
| Tex | 570 g/km |
| Spool Weight | 500 – 600 g/spool |
| Service Temperature | Up to 900 °C |
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