Glass surface treatment technology of surface acid treatment

by:Lisson     2020-11-11
Surface acid treatment
surface acid treatment can eliminate a larger number of micro cracks or micro glass surface crack width and depth of the smaller, reduce stress concentration. Treatment is usually put the eco-friendly tube at low concentration of hydrofluoric acid etching in a certain time. To make the etching effect is better, also can add just the right amount of sulfuric acid in hydrofluoric acid or phosphoric acid. In 100 when etching depth & mu; M, can make the products mechanical impact strength increased by 50% ~ 100%, coupled with physical toughened, can make more significantly increases with the increment of the strength of the glass.
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