WESTCO™ ATH Aluminum Trihydrate CAS# 21645-51-2
WESTCO™ ATH is a flame retardant/smoke suppressant that releases 35% water of crystallization when heated above 200 deg.C.. It acts as a vapor barrier that prevents oxygen from reaching a flame. Typical loading from 20 to 150 phr.
Standard Packaging: polypropylene braided bag (50kg, 40kg, and 25kg). Other packaging available to meet customer requirements. Store in dry, ventilated area. Protect the product from exposure to moisture.
SPECIFICATIONS:
Appearance: white crystalline powder
|
*AI (OH)3:
99 min |
99 min |
|
*Whiteness, % std:
95 min |
95 min |
|
*Moisture, %:
0.5 max |
0.5 max |
|
*Na2O,%:
0.52 max |
0.52 max |
|
*Ignition loss,%:
35 max |
35 max |
|
*pH
9.8 max |
9.8 max |
|
*Particle size, microns
1.2 max |
1.2 max |
|
*45 micron sieve residue,%
0.05 max |
0.05 max |
*Actual tech data / technical data values reported on Certificate of Analysis.
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For WESTCO™ ATH - Aluminum Trihydrate
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