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Showing its metal - Pepperell’s Astron Inc. uses precision skill, diversified client base to remain relevant

By Hiroko Sato The Sun Metro 12/18/2011 hsato@lowellsun.com

PEPPERELL — Astron Inc.’s 29,000-square-foot concrete building, nestled in a corner of Lomar Industrial Park, is a virtual concert hall of chaotic humming from industrial machines and the rattle of metal pieces falling into buckets.

A giant automatic press punches holes through a sheet of metal every few seconds, and the round pieces with complicated imprints on them fall off into boxes.

Across the room, a “progressive die” machine launches its pistons into inch-long copper tubes, gradually extending them to 5-inch skinny tubes used in the temperature and pressure valves of boilers.

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