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Flame Retardant/Smoke Suppressant
Appearance: Fine white powder
ZnO content: 36.4 to 38.4%
B2O3 content: 47.1 to 49.1%
Moisture: ≤0.35%
Particle size, D50: 4 to 7 microns
Primary Chemistry:
Zinc Borate
Conor Robertson, Technical Specialist
Product recommendations backed by technical expertise.
Fast answers to formulation and application questions.
SmokeShield ZB4 is primarily used as a smoke suppressant in the presence of a halogen especially in PVC. It can also be used as a synergist instead of ATO in thermoplastic and thermoset applications.
Alternative smoke suppressant for antimony trioxides in thermoplastics
PVC resin systems
Thermosets
Flame retardants are used as reactive chemical additives in combustible polymers to prevent, delay, or slow the growth of a fire.
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