Molecular Sieve Type 4A Powder has been specifically developed to use as a moisture scavenger in solvent-free polyurethane systems. The Molecular seive type 4A is fine Powder having high adsorption capacity.
Product Molecular Sieve 4A Powder
Form & Apperence Free flowing white powder
Nominal pore Dia. 4 Angstroms
particle size 3-5 micron
Bulk Density (gm/lit.) 450 + 50
Water Adsorption Capacity @
15% RH & @ 30oC 22.0 % Min.
75% RH & @ 30oC 25.0 % Min.
pH (1% Dispersion) 10.5 +/- 0.5%
Packaging
Standard Packaging of 25kgs in polythene lined fiber drum, 100kgs in mental Drums.
Storage condition & use
Molecular Sieve to be stored indoor under normal dry conditions. Shelf life of molecular sieve is infinite, when stored in original packaging. Close drum immediately to prevent moisture adsorption and dirt contamination. Seal the container properly whenever opened to remove part material.