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Maximize performance and prevent product damage

Seal checking is an essential part of any quality control process in snack packing lines, and Ishida has long provided reliable and sensitive systems to detect leaks in bags, avoiding damaged products or spoilage.

Pinpoint accuracy

Detect the smallest of pinholes with unsurpassed accuracy and reliability, across a wide variety of styles, materials, and sizes.

Integrate your systems

Seamlessly coordinate with high-speed packaging lines and maximize productivity by integrating your seal tester with other packaging equipment.

Get peace of mind

As a pivotal part of our snacks systems, seal checking guarantees only the highest quality packs reach your consumer.

Seal Checkers

    Ishida Seal Checker testing thickness and for leaks
    TSC-RVS In-line Seal Checker

    Accurate leak detection, gentle bag handling, and user-friendly operation delivers superior quality control on high-speed packaging lines up to 150 bags per minute.


    Testing at Heat and Control's Hayward facility was truly the decision maker for this project. Having the equipment set up as it would be in a production facility gave us the opportunity to test our products through several scenarios achieving optimal results.

    Heat and Control Review from Kar's Nuts
    Matt Spence
    Operations Manager, Kar’s Nuts

    I love Heat and Control's commitment to problem solving and innovation. We feel more at ease working a project and know it's going to be represented and done right.

    Heat and Control Testimonial from UTZ Quality Foods
    Jeff Fuhrman
    Executive VP Of Engineering, UTZ Quality Foods

    Every phase of the project exceeded our expectations... In my long experience in this industry that is a very rare thing. I sleep very well at night!

    Heat and Control Testimonial from Better Made Snack Foods
    Mike Schena
    President And COO, Better Made Snack Foods, Inc.
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