Magneta Heal Sealers The Sealmaster Magneta has a proven track record delivering failsafe, top quality performance. In production for 25 years, this robust machine remains one of the world’s most popular heat sealers. It can be operated by hand, or with the optional foot pedal and is equipped with a magnetic hold-down device, which ensures consistency, independently of the operator. User-friendly and safe to handle, these machines are ideal for use with polythene, polypropylene, laminates and some foils. Using the inbuilt cutting device, they also work well with pre-made bags or lay-flat tubing material.