在線聊天
SODIUM BENTONITE POWDER
Bentonite
1.Specifications
Bentonite?for ceramics
Appearance: White powder?
Chemical Formula: Al2O3.4(SiO2). H2O?
Molecular Weight: 360.31
Size: 100-3000mesh
CAS No.: 1302-78-9?
HS Code: 2508100000
2.Calcium Bentonite and Sodium Bentonite chemical properties ? |
Item | Calcium Base Bentonite | Sodium Base Bentonite |
Montmorillonite content, % | 60-90 | 70-72 |
Colloid valence, % | 60-90 | 100 |
Swelling index, ml/g | 8-12 | 20min |
Water absorption rate, % | 180-260 | 550-600 |
PH value | 6.5-7.5 | 9-10 |
Moisture % | 10max | 10max |
Methyl biue, g/100g | 30min | 32min |
Fineneess(200mesh), % | 95min | 95min |
?
3.Product?Useage
Bentonite?has?a?big?expansion?after?meets?water,?has?a?good?colloidal?nature,?
can?increase?the?viscosity?of?suspension?in?the?drilling?mud?when?used,?can?increase?the?lubrication?of?drilling,?cleaning?the?debris?during?drilling,?as?well?as?for?the?rig-freeing?agent.?So?which?is?widely?used ?in?complex?geological?formation?drilling.
4.product photo
