Our general tablet coater literature describes the coating capability of a tablet size of up to 10
mm. However, this refers to a diameter rather than a capsule style design in
length. The Mini Coater Drier is incredibly versatile and really the limiting factor is
generally a weight issue as opposed to size. It’s important to
consider weight/batch size to ensure a good coating motion within the coating apparatus.
Please see the image below from a previous trial, where we have coated elongated
capsules of 25 mm in length. We were using 15-20 capsules per batch.
At the other end of the scale we talk about the
smallest size that can normally be coated as something >600 microns. However
we have had one customer who has successfully coated particles with a size of
If you have a large or very small particle that requires
coating then the best thing would be to run some trials with your product.
Contact us and arrange to visit our laboratory and work with us for a day to
Coating very small capsules article
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