By October 6, 2025 Read More →

Robots solve common sealing problems

251006_RobafoamIn modern manufacturing, sealing isn’t just a box to check – it’s a critical performance factor. From automotive components to telecom enclosures, poor sealing can lead to costly failures. Yet, many manufacturers still rely on manual application methods that are prone to inconsistency and inefficiency.

Robafoam helps clients overcome these challenges with a robotic foam sealing option that delivers precision, speed and reliability. Let’s look at five common sealing problems that manual processes struggle to solve – and how robotics make all the difference.

1. Inconsistent Bead Application:

The problem: Manual methods often result in inconsistent foam beads – too thick in one spot, too thin in another. This causes weak points that can lead to leaks or part failure.

The robotic advantage: Robotic systems follow a programmed path with millimetre precision, delivering a uniform, repeatable bead every time, even on complex 3D geometries.

2. Human Error and Operator Fatigue:

The problem: Repetitive tasks like sealing can lead to fatigue, especially over long shifts. A moment’s lapse in focus can result in product waste or rework.

The robotic advantage: Robots don’t get tired. Once programmed, they can run with zero drop in quality, ensuring every product meets your specification – every time.

3. Slow Throughput and Production Bottlenecks:

The problem: Manual sealing can be a bottleneck, especially for high-volume applications. Waiting on a person to apply foam slows down your entire assembly line.

The robotic advantage: For higher volume customers, automated sealing can be integrated inline with your production process, drastically improving cycle times and enabling faster time to market.

4. Limited Flexibility for Complex Parts:

The problem: Irregular or intricate parts are difficult to seal by hand, often requiring jigs, templates, or skilled labour.

The robotic advantage: Robafoam’s robotic systems can be programmed for precise path control around irregular shapes, odd angles, and tight corners – with no extra tooling or fixtures.

5. Waste and Excess Material Usage:

The problem: Over-application of foam not only wastes material but also affects fit, finish, and performance. Under-application? Even worse – leaks and failures.

The robotic advantage: Foam is dispensed with exact volumetric control, reducing waste, improving cost-efficiency, and meeting tight tolerance specs.

Manual sealing might work for small batches or prototypes, but when quality, speed, and consistency matter, robotic foam sealing is the smarter choice. Whether you’re in automotive, construction, lighting, or telecoms, Robafoam would love to work with you to overcome the issues manual sealing encounters.

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