Specifications: 1) Sliding contact surfaces: Steel vs. Steel. 2) Materials: Both outer race and inner race are made of high chrome bearing steel. 3) Heat treatment: Both outer race and inner race are quenched (hardened), surface phosphorized. 4) Features
product overview: Engine water pump gasket provides high quality seal for engine cooling water pump Product Features: high quality of alkali resistance, water resistance and steam resistance after-sales service:
Fumaric Acid, as a food additive, it is used as an acidity regulator and is denoted by the E number E297. Fumaric acid is a food acidulent used since 1946. It is generally used in beverages and baking powders for which requirements are placed on purity.