Additional Details ------------------------------ Product description: 3M Speedglas High Temperature Replacement Outside Protection Plate is specially designed for Speedglas 9100 welding helmets and made from polycarbonate. Outside protection plate is formulated using an engineered resin to provide resistance in higher heat applications. Protection plate is ideal for demolition, facility maintenance, grinding and welding applications. Protection plate is suitable for use in high amperage welding or conditions where long weld beads may generate radiant heat. It can be used in industries such as automotive, oil and gas, transportation, repair and operation, manufacturing and more.