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Capsule filling · Industry glossary

Capsule separation

Opening a two-piece hard capsule by separating its cap from its body so the body can receive the fill.

Also called: capsule opening; cap-body separation; capsule detaching.

What is separated before a hard capsule is filled?

The cap separates from the body so that the body can receive the fill. A ring arrangement can retain the cap above while vacuum draws the body into a lower ring; another layout can remove the cap by vacuum. Identify the actual handling arrangement.

Opening, seating and shell condition

The parts also need to reach their intended receiving positions without the damage covered by the check. Seeing two loose pieces is not the same observation as successful opening and seating in the tooling.

For a failure record, distinguish joined capsules that did not open, parts missing from their expected positions and visible shell damage. These are different observations and do not identify one common cause. Pre-lock condition, tooling and machine context belong in any subsequent investigation.

Nonseparation rejects and fill-weight checks

No. Removing unopened capsules is a separate handling function. It checks an opening outcome, not the mass delivered to capsules that did open. A count of nonseparated rejects is not a direct measure of dose accuracy.

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Terminology checked .