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Hubergroup SB-632

SB-632 is a ground high whiteness Alumina Trihydrate (ATH) flame retardant with an average median particle size of 3.5 microns.SB-632 is a mechanically produced ATH product designed for plastic and rubber applications requiring a fine particle size. The high surface area of SB-632 provides a low-cost approach to flame retardant and smoke suppression in applications such as urethane foam, vinyl, SBR belting, EPDM, EPR, adhesives, coatings, ABS,polyolefins and XLPE.

Functions: Flame Retardant

Chemical Family: Aluminum Compounds, Trihydrates

End Uses: Epoxy Coating, Powder Coating

Compatible Polymers & Resins: Epoxies (EP)

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Knowde Enhanced TDS

Identification & Functionality

CASE Ingredients Functions
CAS No.
21645-51-2
EC No.
244-492-7
Technologies

Applications & Uses

Compatible Polymers & Resins

Properties

Physical Form
Chemical Properties
ValueUnitsTest Method / Conditions
Al(OH)₃99.6%
Fe₂O₃0.007%
Na₂O (Soluble)0.04%
Loss on ignition (1000°C)34.6%
Na₂O (Total)0.24%
SiO₂0.005%
Typical Properties
ValueUnitsTest Method / Conditions
Free Moisture Content(105ºC)0.3%
Bulk Density (Loose)0.45g/cm³
Less than 10 Microns94%
Bulk Density (Packed)0.93g/cm³
BET Surface Area4m²/g
TAPPI Brightness95.0
Screen Analysis (on 325 mesh)0.1%
Screen Analysis (Through 325 mesh)99.9%
Specific Gravity2.42gm/cm³
Median Particle Diameter3.6Microns
Oil Absorption***32.0ml
Free Moisture (105ºC)0.3%