Item No.: G99G077
. General purpose provides thermal protection from sparks & splatter heat treated flame retardant  
. Heat treating welding blanket  
. Unfold size：6' x 6'  
. Thickness：0.65mm  
. Product weight：600g/m²  
. Maximum working temperature：550℃/1022℉  
. Brass grommets on each side  
. Material：fiberglass  
. FM 4950 certification   
. Accord with NFPA701 standard