Product type: lipstick aluminum tube (round tube, square tube), middle beam aluminum tube, aluminum granules.
Material: There are mainly three types of 1070, 5657 and 6063.
1.High dimensional accuracy, inner and outer diameter tolerance ± 0.02, length tolerance ± 01
2. The surface of the aluminum tube is smooth and not rough, and the inner wall has no marks and aluminum scraps.
3. The material is filtered through a tube, and there are no bright lines, white spots, texture lines, etc. after polishing and oxidation.