ISOLERINGSMATERIAL OCH FORFARANDE FOR DESS FRAMSTELLNING

摘要

Fibrous glass blowing insulation is made by sitting and crosscutting a blanket 38 of fibrous glass wool into small columns and conveying the columns to a bagging machine, the columns normally breaking up at random during conveying and packaging into approximate cubes and smaller flakes or prisms of various thicknesses. The flakes may be 89 to 127 mm between opposite sides. The product, and method and apparatus for its manufacture are described and claimed.