Glossary

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Many information can be found in aluminum-manual, which is being completely revised and will soon be available. In the meantime, please use our glossary for useful word explanations.

Quarto rolling mill: Rolling mill with four rollers arranged one above the other; plates and strips are formed by the internal rolls (work rolls), while the outer rolls (strippers) while the external (backing rolls) are used to support and stabilize the work rolls.
Quenching: Fast temperature decrease of workpieces to “freeze” certain microstructure states; through water, water spray, oil, air flow; second process step in the hardening process.