L-Sealer Shrink Wrapping Systems

L-Sealer Shrink Wrapping Systems

Complete Semi-Automatic L-Sealer and Heat Tunnel Systems for Consistent, Professional Shrink Packs

These industrial systems combine motor-driven L-sealing and a matched shrink tunnel on one compact chassis. The operator positions the product in centre-folded film, the L-bar seals and cuts the pack, and the conveyor transfers it directly through the tunnel for a tight, consistent finish. Two sizes cover products from compact retail packs to larger multipacks.

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Output

Up to 15 packs/min

Product and operator dependent

Complete System

L-sealer and matched heat tunnel on one chassis

Two Size Options

58/44 and 80/65 sealing formats

No Compressed Air

Motor-driven sealing for straightforward installation

Why Choose an Integrated L-Sealer and Heat Tunnel?

One Complete Shrink-Wrapping Process — Sealing and shrinking happen in a single, continuous workflow, removing the need to match separate machines or manually transfer packs between them.

Compact, Practical Layout — Mounting the L-sealer and tunnel on one mobile chassis reduces floor-space requirements and keeps operating controls, film and product flow together.

Consistent Pack Presentation — Adjustable sealing, conveyor speed and tunnel temperature help produce clean seals and a controlled shrink finish across changing products and film gauges.

Flexible for Varied Product Runs — Adjustable product support, conveyor height and operating parameters suit short and medium production runs with regular size changes.

See the Complete Seal-and-Shrink Process

See product positioning, L-sealing, tunnel shrinking and finished-pack outfeed within one semi-automatic workflow.

Key Features

Key Features of the L-Sealer Combination Range

Motor-driven semi-automatic sealing, controlled tunnel shrinking and two working sizes for varied product dimensions.

  • Integrated L-sealer and heat tunnel supplied as a matched, single-chassis system
  • Motor-driven sealing bar with no compressed-air requirement
  • Automatic timed cycle or push-button free mode
  • Adjustable sealing power for compatible film thicknesses
  • Digital control of heat, time and conveyor speed
  • Up to 10–15 packs per minute, depending on product, film and operator
  • Maximum product height of 150mm
  • Adjustable tunnel conveyor height and running time
  • Safety sensor stops the sealing cycle if an obstruction is detected
  • Mobile construction for positioning and maintenance access
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Technical Specifications

Current working specifications. Final requirements will be confirmed against the selected machine configuration.

Ideal for Retail Products, Printed Materials, Components, Multipacks and Contract Packing

These combination systems suit operations needing flexible semi-automatic shrink wrapping, regular product changeovers and a consistent presentation finish.

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Retail & Consumer Goods
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E-commerce & Mail Order Fulfilment
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Cosmetics & Personal Care
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Food & Beverage

Choose the Right L-Sealer System

For most new installations, the integrated heat-tunnel combination is the recommended configuration. A sealing-only machine is normally specified only where a compatible tunnel is already available or integration into an existing line is required.

  • 58/44 Combination System — 580 × 440mm L-bar, 500mm maximum film width and products up to 250 × 450 × 150mm
  • 80/65 Combination System — 800 × 650mm L-bar, 700mm maximum film width and products up to 450 × 650 × 150mm
  • Sealing-Only Configuration — For operations with a suitable existing heat tunnel or a bespoke integration requirement
  • Conveyor and Environment Options — Alternative tunnel conveyor surfaces and stainless-steel construction where required
  • Upgrade to Full Automation — Automatic L-sealers and continuous side-sealers for higher sustained volumes
Industrial L-sealer and heat tunnel system configuration

Frequently Asked Questions

Let's talk packaging

Looking to improve your packing process?

Speak to our team about your application, request samples or arrange a demo. We’ll review your current process and show you exactly where you can improve speed, protection and efficiency.

Free packaging review & audit

Tailored system recommendation

UK-based installation & support

01527 088 109

Mon–Fri, 8:30am–5pm
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Supporting manufacturers and fulfilment teams across the UK
From e-commerce to aerospace.