Dongguan SUNO packaging co., LTD. Is specialized in beverage is easy pull cover, aluminum easy pull cover and tinplate easy pull cover the production and sales. Company has several easy pull cover lines, advanced technology and equipment, strong technical force, with the most professional testing equipment at home and abroad, for users to create various easy pull cover products cover type. Products with advanced modelling, novel style, reasonable structure, perfect design and unique anti-counterfeiting, sealed original, colour and lustre is gorgeous, never fade and other characteristics. The company adhere to honesty, the principle of the supremacy of users, make friends from all walks of life! Welcome to join our company WeChat ID: Sunocanlid.

The following by the dongguan real's packaging to make a brief introduction of the physical and chemical factors cause the "swells" :

Drinks the internal temperature is too high, the CO2 gas ratio is too large, tank air content too high or transport of the turbulence, will cause the transgression of CO2 in drinks. Tip clearance, gas gathered in the tank pressure. When the internal pressure is greater than the bearing capacity of tank, which cause bilge tank. By the way, the thin aluminum, with a defect, the uneven tensile or materials can make the pot bearing pressure drop, cover, in a weak place bilge tank leakage even prone to drink.