A sealing machine is the last line of defence between your product and the outside world — and the machine category is wider than most buyers realise. A tray sealer for prepared food, a MAP gas-flush sealer for shelf life, and an induction sealer for a bottle cap are three different machines that share one word. Choosing the manufacturer starts with choosing which sealing problem you actually have.
This 2026 edition profiles the top global manufacturers across tray sealing, MAP and induction sealing. Note: This is an independent editorial ranking scored on four dimensions — technical capability, market coverage, equipment reliability and data verifiability. No sponsored placements are included. For the cost side, see the Sealing Machine Price Guide, and for the seal-integrity engineering, see What Is a Sealing Machine.
The core idea of this page: choose the manufacturer by the sealing problem you actually have — tray/MAP sealing, vacuum sealing and induction cap sealing are different engineering disciplines — then force every shortlisted builder to prove the seal on your tray and film. The ranking is the shortlist; the witnessed test is the decision.
The ten at a glance
| Rank | Manufacturer | Machine class | Headquarters |
|---|---|---|---|
| 1 | MULTIVAC | Tray sealing, thermoforming, chamber vacuum | Germany |
| 2 | Proseal (JBT) | High-speed tray sealing | United Kingdom |
| 3 | Ulma Packaging | Tray sealing, flow wrap, thermoforming | Spain |
| 4 | Sealpac | Tray sealing, skin packaging | Germany |
| 5 | G.Mondini (Harpak-ULMA) | Tray sealing, ready-meal lines | Italy |
| 6 | Ishida | Tray sealing integrated with weighing | Japan |
| 7 | Ossid (ProMach) | Tray sealing + weigh-price labelling | United States |
| 8 | WEBOMATIC | Vacuum / MAP chamber and tray systems | Germany |
| 9 | VC999 | Vacuum packaging, tray sealing | Switzerland |
| 10 | Enercon Industries | Induction cap sealing | United States |
How we ranked them
Each manufacturer is scored on four dimensions using published specifications and verifiable company information only. Where a builder does not publish a figure, it is marked "Not published" rather than estimated. The stars below are an editorial summary, not a weighted formula — they exist so you can see the reasoning at a glance; the detail behind each score is in the profile below.
| Manufacturer | Technical capability | Market coverage | Equipment reliability | Data verifiability |
|---|---|---|---|---|
| MULTIVAC | ★★★★★ | ★★★★★ | ★★★★★ | ★★★★★ |
| Proseal | ★★★★★ | ★★★★☆ | ★★★★★ | ★★★★☆ |
| Ulma Packaging | ★★★★☆ | ★★★★★ | ★★★★★ | ★★★★☆ |
| Sealpac | ★★★★★ | ★★★★☆ | ★★★★★ | ★★★★☆ |
| G.Mondini | ★★★★☆ | ★★★★☆ | ★★★★★ | ★★★☆☆ |
| Ishida | ★★★★☆ | ★★★★★ | ★★★★☆ | ★★★★☆ |
| Ossid | ★★★★☆ | ★★★★☆ | ★★★★☆ | ★★★☆☆ |
| WEBOMATIC | ★★★★☆ | ★★★☆☆ | ★★★★☆ | ★★★☆☆ |
| VC999 | ★★★★☆ | ★★★★☆ | ★★★★☆ | ★★★☆☆ |
| Enercon Industries | ★★★★★ | ★★★☆☆ | ★★★★★ | ★★★★☆ |
1. Multivac (Germany)
Headquarters: Wolfertschwenden, Germany.
Multivac is the reference name in vacuum, MAP and tray-sealing technology, spanning thermoformers, tray sealers and chamber machines. Its portfolio covers everything from a compact semi-automatic tray sealer to fully automated high-output lines.
- Core Technology: Tray sealers (T series), thermoformers, and chamber vacuum machines.
- Flagship Models: T 305 traysealer and the broader T series; semi-automatic traysealers for entry points.
- Best For: Food processors that need MAP tray sealing, thermoforming, or a full-line packaging partner.
Source
Title: T 305 Traysealer — Canadian Packaging
Canadian Packaging describes the Multivac T 305 traysealer as delivering "performance, flexibility, and reliability in the smallest space".
2. Proseal (UK — JBT)
Headquarters: Adlington, United Kingdom (part of JBT).
Proseal concentrates on tray sealing for fresh food — fruit, salad, meat and ready meals — where speed and gentle handling of delicate product matter. Its inline automatic tray sealers are a common sight in high-throughput fresh-produce packing.
- Core Technology: Automatic inline tray sealing (GT series), including high-speed multi-lane configurations.
- Flagship Models: GT0s automatic inline tray sealer.
- Best For: High-throughput fresh food and produce tray sealing, often with MAP.
Source
Title: Proseal GT0s Tray Sealer — JBT
URL: https://cms.jbtmarel.com/en/products/gt0s-tray-sealer/
JBT documents the Proseal GT0s as an automatic inline tray sealer.
3. Ulma Packaging (Spain)
Headquarters: Oñati, Spain.
Ulma spans tray sealing, flow wrap and thermoforming under one roof, which makes it a shortlist entry when a project needs tray sealing plus the surrounding line. Its TSA tray-sealing range scales from compact semi-automatic machines to large automatic systems.
- Core Technology: Tray sealing (TSA series), flow wrapping and thermoforming.
- Flagship Models: TSA 540, TSA 680, TSA 875 and TSA 1200 XL automatic tray sealers.
- Best For: Food producers that need tray sealing plus flow-wrap or thermoforming from one supplier.
Source
Title: TSA 540 Traysealer — ULMA Packaging
URL: https://www.ulmapackaging.com/en/packaging-machines/traysealing/tsa-540
ULMA documents the TSA series (540, 680, 875, 1200 XL) as its tray-sealing machine range.
4. Sealpac (Germany)
Headquarters: Oldenburg, Germany.
Sealpac is a specialist in tray sealing and thermoforming for food, with a reputation for fast tool-less changeovers and hygienic design. Its strength is flexible production where many tray formats share one machine.
- Core Technology: Tray sealers and thermoformers with a focus on changeover and hygienic design.
- Flagship Models: A-series tray sealers (A4, A6, A7).
- Best For: Food producers running many tray formats that need fast, repeatable changeovers.
5. G.Mondini (Italy — Harpak-ULMA)
Headquarters: Italy.
G.Mondini builds tray sealers and complete ready-meal lines, with a strong presence in Europe and growing North American distribution. Its compact tray sealers target the mid-volume prepared-food and ready-meal segment.
- Core Technology: Tray sealing, including compact machines and complete ready-meal lines.
- Flagship Models: Trave and Cigno tray sealers.
- Best For: Prepared food and ready-meal producers at mid-to-high volume.
Source
Title: Trave — G.Mondini
URL: https://www.gmondini.com/solution/trave
G.Mondini documents the Trave as part of its tray-sealing solution range.
6. Ishida (Japan)
Headquarters: Kyoto, Japan.
Ishida is best known for weighing, but its tray sealers integrate weighing, filling and sealing into complete fresh-food lines — the same integrated-line logic it applies to snack bagging.
- Core Technology: Tray sealers integrated with Ishida weighing and filling.
- Flagship Models: Ishida tray-sealing systems (see Ishida for current model specifics).
- Best For: Fresh food lines that need weigh-fill-seal integration from one supplier.
7. Ossid (USA — ProMach)
Headquarters: United States (a ProMach brand).
Ossid pairs tray sealing with weigh-price labeling, which makes it the natural shortlist for protein and fresh-food processors that seal a tray and label it by weight in one step.
- Core Technology: Tray sealing combined with weigh-price labeling.
- Flagship Models: Ossid tray sealers and weigh-price labelers (see Ossid for current model specifics).
- Best For: Protein and fresh-food producers that seal and weigh-price label in one operation.
8. WEBOMATIC (Germany)
Headquarters: Bochum, Germany.
WEBOMATIC specialises in vacuum and MAP packaging systems, including chamber machines and tray sealers for food. Its focus is shelf-life extension through reliable vacuum and gas-flush sealing.
- Core Technology: Vacuum and MAP chamber machines and tray sealers.
- Flagship Models: WEBOMATIC vacuum/MAP systems (see WEBOMATIC for current model specifics).
- Best For: Shelf-life-focused vacuum and MAP packaging for food.
9. VC999 (Switzerland)
Headquarters: Switzerland.
VC999 builds vacuum packaging and tray-sealing systems with a strong presence in the meat and cheese industries. Its machines target vacuum and MAP shelf-life applications across Europe and export markets.
- Core Technology: Vacuum packaging and tray-sealing systems.
- Flagship Models: VC999 vacuum and tray-sealing systems (see VC999 for current model specifics).
- Best For: Meat and cheese producers that need vacuum and MAP sealing.
10. Enercon Industries (USA)
Headquarters: Menomonee Falls, Wisconsin, USA.
Enercon is the reference name in induction cap sealing — the process that welds a foil liner to a bottle or container neck without contact. It is a different sealing problem from tray sealing, and a different supplier decision.
- Core Technology: Induction cap sealing (foil-seal) systems.
- Flagship Models: Super Seal and other induction cap sealers (see Enercon for current model specifics).
- Best For: Bottled and containerized products that need tamper-evident, hermetic foil seals.
What these machines cost
Sealing spans a wide price range because the word covers several machine classes — a band sealer, a vacuum chamber and an automatic MAP tray line are different budgets. The machine-class bands are laid out in the Sealing Machine Price Guide; in short, budget climbs from a few hundred dollars for a bench/band sealer, through the low five figures for chamber and induction machines, to six figures for a high-speed automatic tray-sealing line. Those bands are editorial order-of-magnitude estimates — manufacturers do not publish price lists — so treat them as a quote-check, not a target, and always confirm tooling, change parts and acceptance testing in the same scope.
5 questions to ask before you buy
Sealing spans three different engineering problems — tray/MAP sealing, vacuum sealing, and induction cap sealing — so the first filter is the pack format, not the brand. Then put the same five questions to every shortlisted builder:
- What seal-strength test method do you guarantee, and at what pass value? For MAP and vacuum, the seal is the product — a peel test to ASTM F88 is the documented reference, and the pass value must be written into the order, not implied.
- Who supplies the gas analyser, and how is residual oxygen verified after sealing? For MAP, the flush setting is meaningless without a headspace gas check; the supplier or gas partner should provide the analyser and the sampling plan.
- What does a complete tool change cost, and how long does it take? Tray sealers need a tool per tray format; ask for tool cost, changeover time, and whether the change is repeatable by your operators, demonstrated on the floor.
- Which sanitary design standard does the machine meet? For food, ask whether the machine meets a recognised standard (washdown, 3-A, EHEDG or equivalent) — not just a "stainless" claim.
- Can you seal 200 packs with my tray and film and show me the data on those exact packs? Hand over your tray, film and product and require the seal-strength and residual-oxygen results from that witnessed run. A supplier that can only show a brochure or a lab sample has not yet proven the machine seals your product.
