Aluminium Foil inner Core, cold drawn steel tubes, available in various sizes.
Cold-rolled/cold drawn aluminium foil inner Core.
3-inch inner Core: 76.2×1.8, 76.2×2, 76.2×2.5, 76.2×3, 75×2.5, inner diameter tolerance 0.1mm, ovality 0.1mm, straightness 0.15mm/m.
6-inch inner Core: 152.4×4, 152.4×5, 152.4×6, 152.4×8, 151.5×5, 151.5× 6, 150.5×6, inner diameter tolerance 0.2mm, ovality 0.2mm, straightness 0.20mm/m.
