卡扣普遍适用于锚固剂及火腿肠的包装工艺，卡扣能在任何厂家卡机上顺利使用，在产品包装中发挥着十分重要的作用。
The buckle is widely used in the packaging process of anchorage agent and ham sausage. The buckle can be used smoothly in any factory and plays an important role in product packaging.
长城卡双卡封口机广泛用于火腿肠两端，密封胶，炸药封口包装，以及其它封口工序的专用设备，其功能是把规定型号的长城卡扣紧固在封口工序的两端。长城卡扣箍紧后有足够的密封性，以保证需封口工序介质的储存性能，长城卡扣以及长城卡双卡封口机是食品加工厂的必备设备。
Great Wall double-clip sealing machine is widely used in ham sausage, sealant, explosive sealing packaging, and other sealing procedures of special equipment, its function is to fasten the specified model of Great Wall clip at both ends of the sealing process. Great Wall clip hoop has enough sealing after tightening to ensure the storage performance of the media in the sealing process. Great Wall clip and Great Wall clip double clip sealing machine are necessary equipment for food processing plants.