タイトルまたは説明

Used in gel lead-acid storage batteries:After adding it in the sulphuric acid electrolyte,we can make out the gel lead-acid storage batteries with colloid of various of strengths.These batteries are leak-proof,maintenance-free and have long cycle life and very low self discharge.
At presect,our colloidal silica specially for gel batteries can totally replace the relevant oversea products.It has been widely used in Zhejiang,Jiangsu and other provinces in China and got good reputation.