Welding blanket.

摘要

A welding blanket (10) comprising a layer of flexible protective material (11) comprising unexpanded vermiculite and inorganic heat resistant fibrous material, which layer (11) undergoes localized expansion in a direction normal to its major surfaces when contacted by spatter of molten metal during a welding process; and two relatively thin flexible cover sheets (16), one attached along each of the major surfaces of the layer (11) of flexible material to maintain its structural integrity.