4A Molecular Sieve

Introduction:

a kind of alkali aluminosilicate and able to absorb molecules with their critical diameters no more than 4A.

Applications:

    Static dewatering for airtight gas system

    Drying agent for refrigeration system

    Medicine packing

    Electronic component

    Degenerating chemical

    Dry saturated hydrocarbons

Formula: Na₂O·Al₂O₃ ·2.SiO₂·9/2H₂O

Specification:

Item	unit	target
Shape		pellet	ball
Diameter	mm	1.5-1.7	3.0-3.3	1.7-2.5	3.0-5.0
Size ratio up to grade	%	≥98	≥98	≥96	≥96
Bulk density	g/ml	≥0.60	≥0.60	≥0.60	≥0.60
Abrasion rate	%	≤0.20	≤0.25	≤0.20	≤0.20
Crushing strength	N/p	≥30	≥45	≥60	≥70
Water adsorption	%	≥20.5	≥20.5	≥20.5	≥20.5
Packing water	%	≤1.5	≤1.5	≤1.5	≤1.5

Packing: 

By carton box, each box 30kg or 25kg, inside airtight bag.

Or 40kg/sealed iron drum, inside airtight bag.