Specifications
activated bentonite clay for lub oil refining:
1.strong decoloring-ability
2.good adsorption
3.low free acid
activated bentonite clay for oil refining:
1.bentonite clay characters:
1) strong decoloring-ability
2) good adsorption
3) low free acid
2. bentonite clay working:
emerge and separate some matters, such as pigment, colloid, impurity,
dram heavy metal in lipid which can cause oxidant and activator toxic.
3. bentonite clay usage:
Broadly speaking, activated bentonite clay finds use in following fields:
1) Refining of Vegetable oils like :
Cottonseed, Soyabean, Sunflower, Rapeseed, Mustard, Peanut, Coconut,
Corn, Olive, Ricebran, Palm, Linseed, Castor, tung oil and so on.
2) Refining of hydrogenated vanaspati ghee oils, Margarine & shortening.
3) Refining of Animal Fats like tallow oil, fish oil, lard oil.
4) Refining of Mineral Oils like:
- paraffin and waxes
- insulating oil
- rolling oil
- white oil
- waste oil (lubricating oil)
- vaseline
- olefin
4. bentonite clay specs:
|
refining ability |
min 93% |
|
partical size(-2μm) |
min 95% |
|
free acid(NaOH) |
max 0.25% |
|
moisture |
max 8% |
|
PH |
4 |
|
specific surface area |
285m2/g |
|
density |
0.7g/ml |
|
heavy metal(pb) |
max 0.005% |
|
arsenic content |
max 0.0005% |