Physical expansion tank is usually caused by a lack of exhaust or loading, sealing temperature is low, or too much outside temperature pressure change and other reasons. Prevention method has the following kinds: 1. The jam filling quantity is not too full, tip clearance after opening degree to keep about 3 mm advisable; 2. The sealing paste temperature should not be below 80 ℃; 3. Use smoke gas seal.

SUNO packaging co., LTD., dongguan city, is located in dongguan city, guangdong province, near guangzhou, shenzhen and other coastal cities, the transportation is convenient, is a specialized production enterprise of various kinds of iron and aluminium easy pull cover. Company main products has three series: drink easy pull cover, aluminum safety edge easy pull cover and tinplate easy pull cover, at the same time, suitable for all kinds of cans, aluminium cans, composite cans and PET cans. Consultation and ordering hotline: 0769-28686423/13266285888