Auto MAP tray sealer DL-500A adopts vacuum replacing way for fresh packaging with gas filling, It use vacuum pump to suck the air out from the tray, then fill mixed air which can extend the food fresh life.The sealing work is finished when inside and outside air pressure is the same. The oxygen level is very low in the tray under this kind packing way soas to solve the disadvantage of traditional washing compensation packing way is widely used for meat,fowl, fish,vegetable,fruit and other fresh food,cooked meat,bread and co on. The MAP packing can keep the taste, color,shape,nutrition of food well and extend the fresh life. Buyers can also select DL-500B(single air) and DL-500C(MAP) according to their actual requirements
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