

potassium silicate CAS1312-76-1, potassium silicate, CAS1312-76-1
The potassium silicate melting method involves mixing silica sand and caustic potassium in a certain proportion and then adding them to a melting furnace.
CAS : 1312-76-1
Formula : K2O3Si
Mol. wt. : 154.28
EINECS : 215-199-1
| CAS | 1312-76-1 |
| Molecular formula | K2O3Si |
| Molecular weight | 154.28 |
| EIENCS | 215-199-1 |
| Form | Powder |
| Melting point | >300°C |
| boling point | / |
| Density | 1.203-1.209 g/cm3 |
| Solubility | Soluble in water. |
| PKA | / |
| Color | white |
| Storage temp | / |
The potassium silicate melting method involves mixing silica sand and caustic potassium in a certain proportion and then adding them to a melting furnace. The mixture is heated using heavy oil or electricity to a temperature range of 1200 to 1400 degrees Celsius. When a completely molten transparent substance is formed, it is released from the furnace and cooled and solidified. Then, it is placed in a high-pressure reactor, and pressurized steam (0.2 MPa) is added for dissolution. The solution is left to stand and clarify, impurities are removed, and the clarified liquid is concentrated to obtain the finished potassium silicate product.
Used for reductive dyes, fire retardants, welding rods, soap, etc.
Used in the manufacture of welding rods, welding electrodes, reducing dyes, and fire retardants. Also used as an adhesive for fluorescent screen fluorescent powder and a filler for soap.
Used as a catalyst and adhesive for the fluorescent screen
It is mainly used for coating the fluorescent screens of electron beam tubes, and can also be used as an auxiliary material for manufacturing fluorescent powders and conductive graphite emulsions.
Mainly used in the electronic instrument industry (cathode ray tubes), detergents, welding rods, etc.
Protective coating (to prevent "frosting" - i.e. salt surface crystallization). Catalyst. Adhesive. Used as a descaling agent in manufacturing glass and ceramics. Phosphor is adhered to the cathode ray tube and coated on the outside of the welding rod, which can overcome scattering.
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