Is below the pre-closure after initial food canning lids cover the hook with roller seamer is involved in cans flanging, mutual hooking together. Its tightness lid along the container body to allow free rotation, but do not release the degree, so that the exhaust air tank, water vapor and other gases to escape freely from the tank.

Pre-seal effect:

    ① Fall into the tank vapor heat exhaust pollution prevention when food;

    ② prevented by the high temperature steam tank food surface damage;

    ③ more important is to keep the tank head space temperature at the lid of protection against cold air outside of fleeing, can seaming ensure canned at higher temperatures, increase the degree of vacuum canned, reduce the "hydrogen inflation" of possibility, particularly important for canned cherries and plum is;

    ④ prevents hot exhaust gases when heated after the excessive expansion of food and juice spills;

    ⑤ When using high-speed rotary sealing machine Sealing prevents the lid off.

       Dongguan City is Connaught Packing Co., Ltd. is located in Dongguan City, Guangdong Province, on the verge of Guangzhou, Shenzhen and other coastal city, convenient transportation, is a specialized production of iron and aluminum easy-open ends of the business. The company has three major product series: beverage EOE, aluminum safety edges of the lid and tinplate EOE, also apply to all kinds of cans, aluminum cans, composite cans and PET cans. Consulting and order hotline: 0769-28686423 / 13266285888