MoldX® S45 is engineered to allow higher loadings versus standard alumina trihydrate (ATH) products and offers excellent processing from 180 phr to as high as 240 phr.

Functions: Flame Retardant

Chemical Family: Aluminum Compounds

Flame Rating: UL 94 5VA, UL 94 V0

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Knowde Enhanced TDS

Identification & Functionality

Chemical Family
Composite Materials Functions
CAS No.
21645-51-2
EC No.
244-492-7

Features & Benefits

Labeling Claims
Materials Features

Applications & Uses

Properties

Flame Rating
Chemical Properties
ValueUnitsTest Method / Conditions
Al(OH)₃99.6%
Fe₂O₃0.007%
Loss on Ignition at 550°C34.6%-
Na₂O (Soluble)0.03%
Na₂O (Total)0.2%
SiO₂0.005%
Typical Properties
ValueUnitsTest Method / Conditions
Bulk Density (Loose)0.65g/cm³
Bulk Density (Packed)0.8g/cm³
Free Moisture at 105°C0.3%-
Specific Gravity2.42--
Surface Area2.0m²/gm-
TAPPI Brightness89.0--
Particle Size Distribution
ValueUnitsTest Method / Conditions
Median Particle Diameter9.0μm-
Screen Analysis on 325 mesh0.1%-
Screen Analysis through 325 mesh99.9%-

Regulatory & Compliance

Certifications & Compliance

Technical Details & Test Data

Performance

For SMC, BMC, Hand Lay-Up and Polyurethane Applications:

MoldX S45 optimized ATH is a non-halogen fire retardant product designed for fiberglass reinforced polyester applications such as SMC, BMC and laminating. MoldX S45 is engineered to allow higher loadings (180 to 230 phr) versus competitive ATH products and offers excellent processing.

 

MoldX® S45 Optimal Loading Level: Between 180 and 230 phr

MoldX® S45 - Performance