Sodium Silicate for Refractory Cements
Liquid sodium silicate binder for no-cement castables and refractory mortars in high-temperature applications. Classified HTS 2839.19.00.00 as commercial sodium silicate, other. Provides chemical bonding in heat-resistant compositions.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If pre-mixed refractory cement
Investment casting refractories containing silicates classified as prepared binders
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Import Tips & Compliance
• Include technical data sheets showing binder function; verify thermal stability specs; avoid misclassification as prepared cement under 3816
Related Products under HTS 2839.19.00.00
Sodium Silicate Solution (Water Glass)
A clear, viscous liquid solution of sodium silicate (Na2SiO3) in water, commonly known as water glass. It falls under HTS 2839.19.00.00 as a commercial sodium silicate, other than sodium metasilicates, used primarily in industrial applications. This chemically defined inorganic compound is supplied in liquid form for various binding and sealing purposes.
Liquid Sodium Silicate Grade 40° Bé
Industrial-grade liquid sodium silicate with a density of 40° Baumé, used in manufacturing corrugated cardboard and paperboard. Classified under HTS 2839.19.00.00 as other commercial sodium silicates. It acts as a starch modifier and adhesive in packaging production.
Powdered Sodium Silicate Anhydrous
Anhydrous powdered form of sodium silicate used in detergent formulations and welding rod coatings. It qualifies under HTS 2839.19.00.00 for other commercial sodium silicates excluding metasilicates. The powder form offers high reactivity for industrial compounding.
Sodium Silicate Lumps (Solid Glass)
Solid lumps or cullet of sodium silicate, also called solid water glass, used in glass manufacturing and refractories. Falls under HTS 2839.19.00.00 as other commercial sodium silicates. These are melted and processed into various industrial products.
Industrial Sodium Silicate for Detergents
Medium-ratio sodium silicate (2.4:1 SiO2/Na2O) liquid for use as builder in laundry and dishwashing detergents. Classified in HTS 2839.19.00.00 as other commercial sodium silicates. Provides alkalinity and corrosion protection in cleaning formulations.
Sodium Silicate for Egg Preservation
Food-grade sodium silicate solution used to coat eggshells for long-term storage without refrigeration. Under HTS 2839.19.00.00 as other commercial sodium silicates suitable for specific applications. Forms a protective silicate film on porous eggshells.