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8 (8352) 74-77-22
8 (8352) 74-74-55
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5, Juzhnaya Street, building 30, Novocheboksarsk, Chuvash Republic, Russia, 429960
• ethyl silicate is applied as a primary component of bonding solutions used for ceramic molds production in the process of precision casting;
• ethyl silicate is applied as binding component for heat-proof, chemically stable and weather-resistant finishes. It is also used to obtain a firm solid heat-proof and corrosion-resistant material which cannot be dissolved in water after alkaline hydrolysis and baking;
• it is applied as a binding material for production of dental prosthesis;
• it is applied for wood impregnation, making wood resistant to bacteria influence;
• ethyl silicate is used for improving the quality of rosin varnish;
• it is applied for dehydrated skin tanning in tanning industry.

Oligoethoxysiloxane homogeneous mixture.

GOST 26371-84 rev. 1,2

Empirical formula: C₂H₅O-[-Si(OC₂H₅)₂O-]m-C₂H₅

Toxicological substance hazard category: IV

National product classification code: 24 3574

No. UN:  type А - 1292

Ethyl silicate -40 technical specifications
Name   type А
Superior grade First grade
1. Optical density at the wave length no more than:    
• 400 Nm 0,5 1,4
• 670 Nm 0,1 0,3
2. Silicic acid anhydride mass content, % 40-42 38-42
3. Tetraethoxysilane mass content, % 10-15 10-15
4. Density at 20ºС, g/cm³ 1,05-1,07 1,04-1,07
5. Gelatinization duration, min. 180-280 180-280
6. Chlorine hydride mass content, %, no more than: 0,02 0,05
7. Ethyl hydroxide mass content, %, no more than: 1,5 1,5


Note: first grade products may contain a small amount of mechanical impurities.

Storage conditions: ethyl silicate -40 must be stored in storage premises packaged in steel sealed reservoirs kept in barrels placed in unheated premises or under a shelter at a maximum temperature of 30ºС (the temperature must not exceed 30ºС).

Guaranteed storage life: 12 months.

Package: rail tank cars, containers, steel barrels.

Transportation: by railway or automobile transport.

Warning sign drawing number according to GOST 194433-88: 3 -  type А.

Classification code of dangerous freight по GOST 194433-88: 3313 - type А, when transported by railway transport: 3013 – type А.

Packing group: 3

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