Product Descriptions

SmokeShield® ZB4-XFA is an extra fine particle sized zinc borate smoke suppressant for halogenated polymers, particularly PVC, acting in the condensed phase as a charformer. It also acts as a flame retardant synergist and a partial replacement of antimony oxide in many thermoplastic and thermoset applications.

More Information

Full Chemical Name: Zinc Borate

Product Family: SmokeShield

CAS #: #1332-07-6

Packaging: 25 kg bag