Food grade waterproof grease is a kind of grease with waterproof function. It is applied to the position where the product comes into contact with water and plays a vital role. It is widely used in the following industries：
1. Bathroom industry
2. Electronic cigarettes
3. Home appliance industry
4. Various waterproof rings, waterproof pistons, waterproof sleeves
Since the above positions are often in contact with water, water vapor or various alkaline or weakly acidic water, the requirements for lubricating grease are particularly strict. There are many kinds of waterproof greases on the market. How can we distinguish their quality?
Grease that can be used in waterproofing positions has the following characteristics :
1. It will not produce emulsification, neutralization and other reactions with water vapor and weakly acidic and alkaline solutions;
2. The base oil is synthetic oil or silicone oil, and anti-acid and antioxidant additives are added;
3. Good lubrication performance, long-lasting adhesion, anti-extrusion, insoluble in water
4. No corrosion to various soft rubbers, including LDPE, HDPE, PES, EVA, artificial rubber, natural rubber, silicone, fluororubber, etc.
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