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.