Cel-Span® 963K

Mixture of polycarbonic acids, bicarbonates, and azodicarbonamide. 40% binary blend which combines the best properties of endo chemical foaming agents and unique family of accelerator additives to complement azodicarbamide compounds in order to meet specific molding, extrusion and color requirements. Compatible with polystyrene, ABS and MPPO applications. Recommended for extrusion, injection molding, and structural foam molding of polystyrene, MPPO and ABS especialy in thick molded sections. Exhibits uniform fine cell structure, improvded surface characteristics, fast degasing and painting, non-yellowing characteristics and reduction in warpage and sink marks especially in thick sections.