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Polyfill® 405

Polyfill® 405 Alumina Trihydrate is a specialized product meticulously designed for wire/cable-elastomers, coatings, and thermoset/plastic applications. Engineered with precision, it boasts a controlled particle size distribution and essential physical properties, empowering compounders to achieve elevated loading levels and superior overall performance. The enhanced surface area enables exceptional surface finish and impact characteristics, while meticulous particle distribution control allows for maximum loading levels.

Brand: Polyfill (16 products)

Chemical Name: Alumina Trihydrate (ATH)

Chemical Family: Aluminum Compounds

Functions: Flame Retardant, Smoke Suppressant

Compatible Polymers & Resins: Epoxies (EP), Polyvinyl Chloride (PVC)

Enhanced TDS

Knowde-enriched technical product data sheet

Identification & Functionality

Features & Benefits

Applications & Uses

Properties

Physical Form
Typical Physical Properties
ValueUnitsTest Method / Conditions
Median Particle Size5.0Microns-
Oil Absorption41.0mil/110g-
Specific Gravity2.42--
Bulk Density (Loose)0.41lb./ft³-
Bulk Factor0.0495gal/lb-
Free Moisture0.8%-
Brightness (L*)97.0--
Chemical Properties
ValueUnitsTest Method / Conditions
Aluminum Oxide Content (Al₂O₃)64.9--
Silica Content (SiO₂)0.01--
Ferric Oxide Content (Fe₂O₃)0.009--
Soluble Soda (Na₂O)max. 00.050--
Total Soda Contentmax. 0.300--
Loss on Ignition (H₂O)34.6--
Note

*Performed on HunterLab UltraScan Pro unit.

Regulatory & Compliance