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TransFlex™
Roll-to-Roll ALD
TransFlex™ Roll to Roll technology is a fast Roll to Roll ALD coating method that achieves high-speed, low cost deposition by weaving the flexible substrate back and forth between physically separated precursor regions.
Web speeds of up to 10 meters per second.
The web surface is the only surface that "sees" both reactants.
TransFlex ALD avoids the wasted precursor associated with conventional coating “heads”.
Ideal for various commercial & industrial applications
Unmatched for processing speed and cost
High speed ultra barrier coatings demonstrated in a single pass on PET
Continuous Roll to Roll processing at speeds up to 10 meters per second

We weave the flexible substrate back and forth between physically separated precursor regions. This geometry allows extended path lengths for the substrate in each of the reaction zones, allowing web speeds orders of magnitude faster than can be achieved in Spatial ALD reactors utilizing coating “heads”.
Operating under medium vacuum like conventional ALD, precursor separation is maintained by differential pressure and pumping, enabling millimeter-wide passageways for the substrate. In contrast, atmospheric pressure Spatial ALD requires micron-scale gaps to prevent mixing. Using a simple DC direct plasma instead of water as the oxygen precursor allows for very high web speeds, even at low temperatures.
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A rotary batch technology that uses rotation of a disc or cylinder to transport substrates.

High-speed, low-cost Roll-to-Roll ALD that weaves a flexible substrate through separate precursor regions.

Uses a “flash” of temperature to convert the chemisorbed precursor to the final coating product.

Deposit 1-5 ALD cycles with each pass of the substrate, with up to 5 cycles per second for large area sheet processing.

Highly localized plasma source with a deactivation shroud for suspended operation in precursor-filled chambers.

A flexible Roll-to-Roll platform for moderate speed PEALD with straightforward web handling.
Explore blog articles on ALD innovations, market trends, and case studies plus industry news shaping the future of thin-film deposition.