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Caustic Soda for soap making

Caustic Soda for soap making Caustic soda for Soap making uses a chemical process that converts fat, tallow, and vegetable oils into soap. In this method, oils and fats are first hydrolyzed or split using high pressure steam. This step separates fats into crude fatty acids and glycerin. Caustic soda comes in this step and the fatty acids are then purified by distillation and then neutralized by an alkaline substance (caustic soda) that produces soapy water.

Caustic Soda Flake in Leather industry

Caustic Soda Flake in Leather industry Caustic Soda Flake is used a lot in leather industry. In the past, it took nearly three months to produce leather in the traditional way, without using caustic soda flake. In the leather industry, after removing wool and non-fibrous proteins and de-hairing with lime, they use soda ash for degreasing. The skin of some animals, including sheep and dogs, has fat, which must be removed before tanning. Caustic soda flake has high corrosive properties [...]

Tag - caustic soda flake fat removal

Caustic Soda for soap making

Caustic Soda Flake in Leather industry