Activated bleaching earth for cotton seed oil
1.Bleaching earth characters:
1) strong decoloring-ability
2) good absorption
3) low free acid
2. Bleaching earth working:
Emerge and separate some matters, such as pigment, colloid, impurity, dram heavy metal in lipid which can cause oxidant and activator toxic.
3. Bleaching earth usage:
Broadly speaking, activated bleaching earth finds use in following fields:
1) refining of vegetable oils like :
Cottonseed, soyabean, sunflower, rapeseed, mustard, peanut, coconut, corn, olive, rice bran, 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.
Packing: in 25 kg bags with inner.