HiWB Welding Blanket is a registered trademark of welding blankets. Hi-WB is a group of fabrics used in welding blanket,fireproof curtain and screening applications. These fabrics differ considerably in their operating, excursion & melting temperature properties. The lighter weight, lower cost and lower temperature rated fabrics should be used in vertical screening applications for maximum value. The heavier fabrics and those with the higher constant & intermittent temperature ranges work well in horizontal blanket applications such as welding operating,slag shields an so on.