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Poly (plastic) bag sealers use heat to “melt” the bag closed. Inpak Systems offers three types of commercial poly bag sealers: band sealers, jaw sealers and hot air sealers.   Band Sealers: Band sealers have two bands (belts), typically infused with PTFE to prevent sticking, that hold the top of the bag and carry it between heating elements which seal... Read more

The choice of a bagging scale feeder is dependent on your product’s flow characteristics. The types of scale feeders include: gravity, vibratory, belt, auger, impeller, and air packer. Gravity Feeders: Gravity baggers are available as gross or net weigh baggers and utilize gravity to fill bags with free flowing, high density materials like flakes, granules or pellets where the product... Read more

Bag filling scales are available with a mechanical weighing mechanism or a digital weighing mechanism. Mechanical Bagging Scales Mechanical scales have a counter balance weight system. Certified counter weights (i.e. 1, 2, or 5 lb.) are hung on the scale. A smaller weight on a slide bar (much like the old doctor’s scale) or a threaded rod is used for... Read more

There are two types of bagging scales based on how the product is weighed: gross weigh scales and net weigh scales. Gross Weigh Bagging Scales With gross weigh scales, the bag is hung on the scale spout and the bag weight is zeroed out. As the product is added into the bag, the bag is weighed. When the desired weight... Read more

Bagging conveyors are used to move filled bags from the bag filler through the bag closer and on to the palletizing area. Following are different types of bagging conveyors.   Inline Bag Check Weight Conveyor Since bag filling scales can’t be weight certified, an inline weight certifiable conveyor can be used to weigh bags. As the bag passes over the... Read more

How do I decide what bagging conveyor options do I need? Well, selecting a conveyor is like buying a car. First you decide on the model (i.e. sedan, convertible, SUV), then you pick the options (i.e. color, engine size, CD player). Likewise with a conveyor… do you need a transfer, kicking, flattening or turning conveyor? Then, based on your specific... Read more