... quality and competitive price Insulated Building GlassProcessing techniqueInsulated Glass is a prefabricated unit made of two or more glass panes ... sealed around with compound sealant. Normally, the spacers width of insulated glass is 6mm,9mm,12mm,16mm, ect.Feature1.Lower ... . Automatic tube bending technology once moldings reduces the joints of aluminium spacers, to ensure the good seal performance.3. ...