Install fire-resistant wraps, blankets, and coverings around cable trays and conductors. ons to 1200°C (2192°F). The core fibers inside this FireMaster Cable Tray Wrap are made sing Morgan Advanced Materials patented Superwool®, low biopersisten manufacturing technology. The FyreWrap system ensures electrical circuit integrity during exposure to an external hydrocarbon fire, permitting continued operation or. The “wrapping” offer of Altrad Services is deployed in the nuclear sector, especially when it comes to carrying out all the fire protection around cable trays. Our wrapping offer comes from the synergy resulting from pooling together the expertise of the two companies BAUMERT and ALTRAD SERVICES.