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Heat sealing specialist Proseal has received a supplier award from Sainsbury’s for its work with DuPont in running a series of ‘sealing masterclasses’ to help the retailer deal more effectively with complaints about seal failures. According to Sainsbury’s the initiative has resulted in a double-digit reduction in complaints.

Sealing is the cause of the majority of Sainsbury’s packaging complaints, with typical issues including sealing breaches, sealing failures and even imploding seals.

The sealing masterclass focuses on two key aspects of sealing: polymer science, how plastic film sticks to food trays; and good heat seal practices, including machine and heat seal tool design, tray material and good housekeeping for the machine and tooling.

“As a business double digit complaint reduction is something that we rarely see,” explains Debbie Parry, Sainsbury’s Brand Packaging Technologist. “The support that Proseal and DuPont have given us with these masterclasses has been very much appreciated.”

The companies received a special award at Sainsbury’s recent supplier awards. Proseal’s Head of Sales and Control Systems, Tony Burgess, comments: “Sealing technology has advanced a great deal in recent years and Proseal continues to be at the forefront of developments.”

Tel: 01625 856600

Email: [email protected]

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