A hot melt coating machine is precision industrial equipment that melts solid thermoplastic adhesives (hot melt) and uniformly applies them onto flexible substrates — including nonwoven fabric, paper, release liner, films, and foil — at high speed with zero VOC emissions and no drying ovens.
JiaYuan Machinery designs and builds hot melt coating systems — from slot die and roll coaters to spray and laminating configurations — with coating widths from 300 mm to over 2000 mm, for packaging, label, hygiene, medical, and industrial tape producers worldwide.
| Question | Short Answer |
|---|---|
| What is a hot melt coating machine? | An industrial machine that melts solid thermoplastic adhesives and applies them onto substrates like film, paper, nonwoven, and foil — solvent-free, with zero VOC emissions. |
| How does hot melt coating work? | Solid adhesive pellets are melted in a heated tank (up to 250°C), pumped to a coating head (slot die, roll, or spray), applied to the moving substrate, then instantly cooled and solidified on a chill roll. |
| Hot melt vs solvent coating? | Hot melt uses 100% solids, zero VOCs, requires no drying ovens, and reduces energy consumption by 30%+. Solvent coating requires drying tunnels and emits VOCs. |
| What products does it coat? | PSA tapes and labels, diaper nonwoven laminates, packaging films, medical tapes, carton sealing, automotive headliners, and textile laminates. |
| Who builds them? | Factory manufacturers such as JiaYuan Machinery supply hot melt coating systems — including slot die, roll, and spray coaters — for export markets worldwide. |
| How do you buy / price one? | Hot melt coaters are quote-based capital equipment. Share coating width, substrate, adhesive type, speed, and coat weight requirements to receive a factory quotation — no public list prices. |
A hot melt coating machine transforms rolls of film, paper, or nonwoven into high-performance coated products — tapes, labels, packaging, and hygiene materials — through a continuous process of melting, coating, cooling, and rewinding in one integrated line.
The process starts with an unwind stand feeding substrate at controlled tension. Solid hot melt adhesive pellets are loaded into a heated tank (melted up to 250°C) and pumped through heated hoses to the coating head — slot die, roll, or spray applicator — which applies a precise layer onto the moving web. The coated substrate immediately passes over a chill roll (10-30°C) to solidify the adhesive instantly, then proceeds to a rewind unit producing finished rolls ready for slitting, laminating, or converting.
Unlike solvent-based systems, hot melt coating requires zero drying ovens, reduces energy consumption by 30%+, and produces zero VOC emissions — making it the dominant process for tapes, labels, nonwovens, and flexible packaging.
The process runs substrate feeding → adhesive melting → coating application → lamination (optional) → cooling solidification → rewinding, with precise temperature and tension controls throughout.
The roll substrate is mounted on an unwind stand with automatic tension control to ensure consistent feed into the coating station.
Solid hot melt pellets are loaded into a heated tank and melted to a viscous liquid state at temperatures up to 250°C.
Molten adhesive is pumped through heated hoses to the coating head — slot die, roll, or spray — and applied onto the moving substrate.
If producing multi-layer structures, a secondary substrate is pressed against the coated web at a laminating nip.
The coated web passes over chill rolls set at 10-30°C to instantly solidify the adhesive and set the coating.
Finished coated rolls are wound with tension and edge-guide control, ready for slitting or conversion.
Choose coating method based on your precision requirements, coat weight, and production speed — slot die for high precision (±1% uniformity), roll coating for cost-effective heavy coatings, and spray for uneven surfaces or pattern application.
Used in the production of double-sided adhesive tape, cloth-based adhesivetape, double-sided foam tape, cleaning tape, kraft tape, striped paper tape aluminum foil tape, fiber tape, materials medicaauxiliary tape, low-temperature hot melt adhesive film and the composite of various materials such as non-woven fabrics, fitermaterials,medical materials.
View Specs →
JYT-H hot melt adhesive coaling machine is mainly applied to self-adhesive products, such as self-adhesive trademark paperdouble-sided adhesive tape, foam tape cloth-based tape, kraft paper tape, striped paper tape, fiber tape, and a variety ofmaterials composite such as non-woven fabrics, filtering materials, medical materials, labels and so on.
View Specs →Widely used in filter materials, clothing materials, medicalisolation clothing materials,special materials composite.2.Widely used in baby diaper bottom film composite, filtermaterials, clothing materials, medical isolation clothingmaterials, special materials composite
View Specs →Mainly used in double-permeable labeling materials, sel-adhesive label paper, all kinds of adhesive tape and advertising photo supplies.
View Specs →Mainly used in the production of a variety of paperself-adhesive label materials and highly transparentself-adhesive film materials, etc.
View Specs →Mainly used in the production of medical accessories, medicaldressing tape, band-aid tape, muscle patch, medical rubberointment.PE medical breathable tape.PE medical breathabletape. PE medical breathable tape. Silk tape and other medicalmaterials.
View Specs →Published JiaYuan Machinery model cards list coating width, coat weight, speed, and temperature range so buyers can shortlist before requesting a configured quote.
Representative factory specs for hot melt coating systems (outputs as published on product pages):
| Model | Coating method | Max coating width | Coat weight range | Max speed | Unwind Diameter | Rewind Diameter |
|---|---|---|---|---|---|---|
| JYT-H | Roll (direct) | 400-2000MM | 10-200g/㎡ | 50-100m/min | 1000mm | 500-1000mm |
| JYT-B | Slot die | 400-2000MM | 10-200g/㎡ | 0-50m/min | 1000mm | 700mm |
| JYT-UV | Roll (direct) | 200-2000MM | 10-200g/㎡ | 50-200m/min | 1000mm | 500-1000mm |
| JYT-PUR | Slot die | 400-3000MM | 10-100g/㎡ | 50-100m/min | 1000mm | 500-1000mm |
| JYT-S | Roll (direct) | 200-2000MM | 1-100g/㎡ | 50-200m/min | 1000mm | 500-1000mm |
| JYT-HS | Slot die | 300-2000MM | 10-200g/㎡ | 50-200m/min | 1000mm | 500-1000mm |
| JYT-HSA | Roll (direct) | 300-2000MM | 10-200g/㎡ | 100-500m/min | 1000mm | 500-1000mm |
| JYT-MT | Slot die | 400-2000MM | 10-200g/㎡ | 50m/min | 1000mm | 500-700mm |
* Max speed dependent on adhesive viscosity and substrate. All models include PID temperature control and precision gear pump.
Hot melt coating machines supply the coated materials that converters turn into tapes, labels, hygiene products, packaging films, and medical dressings.
Optional components that support coating quality — precision gear pumps, automatic temperature control, web cleaners, inline thickness measurement, and edge guiding — are available for all systems.
Match coating method, width, coat weight, substrate, and adhesive type to your production needs — then confirm temperature control, pump system, and service terms with the manufacturer.
Slot die for ultra-thin coatings (2-10 gsm) with ±1% accuracy; roll coater for heavy coatings (50+ gsm); spray for uneven surfaces or pattern application.
Nonwoven and paper allow slot die or spray; high-tension films require precise unwind control; heat-sensitive substrates need lower melt temperatures.
Size the max coating width to your product range — common widths from 300 mm to 2000 mm. Coat weight from 2 gsm (thin films) to 300 gsm (heavy coatings).
Target m/min against shift output — high-speed lines (200-300 m/min) demand advanced pump systems and rapid temperature recovery.
EVA, PSA, polyamide, polyurethane — each has different viscosity (500-50,000 cps) and thermal stability requirements.
PID temperature control systems maintain accuracy within ±1°C — critical for consistent coating quality and preventing adhesive charring.
European/Japanese vs Chinese machines: initial cost vs longevity. Entry-level systems from $10,000; full production lines $50,000-$100,000+.
JiaYuan Machinery is a factory-direct B2B manufacturer in Wenzhou City, Zhejiang Province, mainland China, with hot melt coating equipment expertise and export experience across Europe, North America, South America, Southeast Asia, and Africa.
There is no public list price for a hot melt coating machine — configuration, coating method, width, speed, adhesive type, and auxiliaries drive a factory quotation.
Hot melt coaters are sold inquiry-first. To receive a usable quote, send target application (substrate, coating width, coat weight, speed), adhesive type, and destination country. JiaYuan Machinery responds through its inquiry form.
Service frame includes 100% factory inspection, one-year guarantee, critical spares shipped with the machine, reply within 24 hours and solution within 48 hours, plus installation, training, preventative maintenance, and after-sales support.
Send substrate, coating width, coat weight, speed, and adhesive type to receive a factory-direct configuration and quotation from JiaYuan Machinery.