Dispo Lite Food Safe is the Secret Ingredient for Opening Tri Wall Bags
Moving Edge Account Manager, Colin Fawdington, discusses the Dispo Lite safety knife and its benefits for opening the notoriously difficult tri wall ingredient bags:
Having visited many food production facilities, one of the most common comments I’m confronted with is ‘I bet you can’t open my tri wall ingredient bag with that safety knife’! I confidently answer, ‘please can I show you?’
The Dispo Lite Food Safe Knife has been specifically designed to open all types of bags. The strong, ultra-slim hook design head and angled enclosed blade makes opening bags a safe and easy task, effortlessly gathering the bag layers into the blade.
Despite the dangers, some food manufacturing sites still use open blade knives for this application given the frustration of many safety knives failing to carry out this task efficiently. The safety knife consequently now has a negative perception. Thankfully, this can be changed with a simple demonstration of the Moving Edge Dispo Lite.
The key to the success of the Dispo Lite safety knife is a simple one, but nevertheless, very effective. It is primarily down to the specially angled blade and of course, its design which incorporates a tough metal detectable flat surface body for minimal food trap.
The angled enclosed blade works best when the bags are under tension making it ideal for opening bags while in the emptying position, for example, over a mixing vessel.
So how do you get the best results for your Dispo Lite Safety Knife?
- Push the tip into the side of the bag until the blade is in contact with the bag material.
- Bring the knife to the 45 degree angle, which we call the ‘sweet cutting spot’.
- Apply a little pressure, ensuring your cut is smooth and long, allow the blade to cut effortlessly rather than forcing the body to tear the bag.
The result should be a clean swift cut which requires minimum effort and once practiced, soon becomes second nature.
To discuss your application for safety knives in more detail, please contact the Moving Edge Sales Team.

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