Filter Equipment

Industrial hot melt adhesive dispensing systems used for the manufacture of all types of air, oil, and water filters.

HMT®’s hot melt adhesive dispensing systems are engineered to integrate seamlessly into a wide range of filter manufacturing equipment, delivering precise and consistent adhesive application across critical processes. From pleating and media lamination to end cap bonding and frame assembly, HMT provides reliable, high-performance solutions for both inline and standalone production environments.

Whether you’re producing HVAC filters, automotive filters, or industrial filtration products, HMT offers industry-leading automatic and manual adhesive dispensing technology designed to optimize efficiency, reduce waste, and ensure product integrity. Our equipment supports a variety of application methods including bead, multi-bead, and swirl spray—making it adaptable to virtually any filter design or production requirement.

When paired with our high-quality hot melt adhesives such as polyamides, APOs, and EVAs, HMT systems provide strong, fast-setting bonds that enhance structural stability and filtration performance. From high-volume OEM operations to specialized custom applications, HMT delivers dependable, cost-effective solutions tailored to the evolving demands of the filtration industry.

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Applications Solutions

 Customized for Your Industry

Filter Pleating

HMT’s high-capacity ProFlex® hot melt adhesive systems, combined with our industry-leading 600 Series or 900 Series multi-valve manifolds, provide a reliable solution for filter pleating applications. Engineered for seamless integration into OEM pleating equipment, these systems deliver accurate, consistent adhesive application to filter media—helping preserve filtration efficiency and maintain optimal filtration area.

External and Internal Pleat Support

For cylindrical filter pleat support, HMT’s Benchmark® and ProFlex® hot melt adhesive systems offer a flexible, application-ready approach through advanced dispense applicator technology. Designed to apply adhesives externally or both internally and externally in a single process, these systems can be tailored to meet specific application requirements. Custom applicators are also available to accommodate small-diameter openings and challenging geometries.

Side Seaming

HMT’s ProFlex® hot melt dispensing systems are tailor-made for side-seaming applications when combined with our proven applicator technology. Variable speed pumps and a variety of nozzle options allow for precise adhesive control, making these systems well-suited for integration into OEM automated equipment.

End Cap Gluing

HMT’s medium to high-capacity Benchmark® and ProFlex® hot melt adhesive systems deliver a proven approach for end cap gluing applications when used with our durable handguns or automatic adhesive dispensing valves. Supporting single nozzle, multi-bead, and ribbon pattern dispensing, these systems offer flexibility across a range of requirements. Designed for straightforward integration, HMT automatic dispense applicators can be easily incorporated into OEM equipment.

Filter Frame Gluing

HMT’s ProFlex® hot melt adhesive dispensing systems, paired with our industry standard 900 Series automatic valves, provide a proven approach for filter frame gluing applications. Precision nozzles ensure accurate adhesive bead placement, supporting consistent bonding of the filter frame to the media.

Media Lamination

For media lamination applications, HMT’s ProFlex® hot melt adhesive dispensing systems and single or multi-valve manifolds deliver a high-performance package. Whether bonding paper-to-paper or paper to other media substrates, these systems deliver precise adhesive application for strong, fast-setting bonds between lamination layers.

COVID-19 Response and Information

Hot Melt Technologies is committed to the health and safety of our customers, employees, suppliers, and community. We are taking all the necessary precautions to ensure worker and product safety by following CDC and local community guidelines. Our manufacturing and distribution facility in Michigan, which supplies adhesives, dispensing equipment, and services, remains open.