Is e toradh rollaichte a th ’ann an coil alùmanum le trast-thomhas a-staigh agus trast-thomhas a-muigh a tha air a chruthachadh ann an cruth stiall leantainneach.ID 50mm gu 1000mm.Am measg nan ìrean de alùmanum alloy tha 1xxx, 2xxx, 3xxx, 4xxx, 5xxx, 6xxx, 7xxx, agus 8xxx.Ach, is e coil alùmanum 1050, 3003, 6061, agus 5251 an fheadhainn as trice a chleachdar.tighead 0.045 gu 80 mm, leud 60 gu 2650 mm.Tha coil alùmanum ri fhaighinn gu cumanta ann an leud 800mm, 1000mm, 1250mm, 1450mm, agus 1500mm.