supply china bleaching earth activated bleaching earth is a highly active bleaching earth used in a wide scope of applications. It is manufactured by acid activation of attapulgite.it is also called“fuller's earth"
ATL-1 is very suitable for refining vegetable and animal oils and fats, moreover for finishing and/or reprocessing paraffins and waxes.
Physical/chemical characteristics (typical product data):
Loss on ignition (predried, 2 h, 1.000 °C) 7.2
Decolorization ability(%) 88
Free Acid(calcalated as H2SO4)% 0.01
Free moisture(2h,110°C)% 10
PH (10% suspension, filtered) 5.5-6.5
Filtration properties The filtration time remains below 60seconds.
Particle size distribution:
The particle size of ATL-1 is determined by a sieve analysis of the dry powder. The following average values have been found for the various sieve fractions:
> 150 µm % 5
> 45 µm % 39
ATL-1 (dried at 110°C for 2 hours) has the following composition (average values):
SiO2 % 68,4
Al2O3 % 14,3
Fe2O3 % 3,6
CaO % 0,9
MgO % 2,2
Na2O % 0,6
K2O % 1,9
Further information and technical advice:
A representative sample from the purchase order lot should be sent in advance.
Besides, each consignment must be accompanied by the relevant certificatedof analysis. If desired, We can provide further technical service support.
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