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Aluminum

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Aluminum

Hot hardness
Metals; Aluminum

The hardness of metals at elevated temperatures. For example in the case of H-11, H-12, and H-13 hot work tool steel hot hardness at 900ºF is lower than at room temperature.

Hot tears
Metals; Aluminum

Transverse surface scars or separations along the length of the extruded profile caused by excess speed and/or temperature.

Hook
Metals; Aluminum

An abrupt deviation from straightness. Hook can be caused by non-uniform metal flow during breakthrough.

Horse shoe
Metals; Aluminum

Is a hardened tool steel, horse shoe shaped device intended to hold, position and retain the die ring in the die slide or tool carrier.

Bus bar
Metals; Aluminum

A rigid electric conductor in the form of a bar.

Cratering
Metals; Aluminum

A paint film defect appearing as small, round bare spot on the painted part. This may be caused by gassing, incompatability, or silicones.

Water stain corrosion
Metals; Aluminum

Superficial oxidation of the surface with a water film, in the absence of circulating air, held between closely adjacent metal surfaces.

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