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Glossary
Glossary of Terms

Wicketed Bags

A number of bags collated together via a metal wire, wicketted bags are generally used on automatic filling lines. Applications include bread, produce and feminine hygiene products.

Wicket Wire

The wire used to hold a pack of bag together.

Bags per Wicket

Quantity of bags placed on a wicket.

Grommet

Plastic washer used to keep bags from slipping of a wicket wire.

Backing card

Piece of cardboard used to protect bags whilst in transit.

Belly band

Piece of thin card wrapped around a pack of bags to help maintain packaging quality.

Wicket hole

Two holes used to collate bags together.

Pull off strength

Force required to remove one bag from a pack of bags, this is specified in grams and is specified to suit the customers process requirements.

Mouth of bag

This is the opening at the top of the bag.

Thickness

Measured in microns normally – this is the thickness of material used.

Width of bag

How wide the bag is.

Length of bag

How long the bag is – measured bottom to mouth of bag.

Lip of bag

This is the area where the bags are collated together – measured from mouth to top of bag.

Gusseted

This is a ‘W’ fold introduced at the bottom of a bag to improve the appearance of a bag once it has been filled with a product. This can be measured as a closed gusset or open gusset.

Non Gusseted

This is a bag that has no gusset.

Ventilation perforations

These are perforations which are punched into any area of the bag to stop the build up of condensation if required.

Perforated openings

An easy tear perforation is punched into an area of the bag to facilitate easy opening of the bag by the end user.

Blockheaded bags

Bags that are heat sealed together in a pack rather than using a wicket wire.

Re-sealable bags

An adhesive tape is added to the bag to make the bag sealable and or re-sealable.


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