Product Description
Empty Printing Aluminum Tube feature:
 
1Raw material: 99.7% purity aluminum slug or flake
2100% recyclable, eco-friendly
3Better impression of printing
4Max 6 colors offset printing; label or sticker will also do
5Inner lacquer phenolic epoxy resists strong ammonia or acid
6Wide use range: pharmaceutical, cosmetic & toiletry, like hair colour cream, hand cream, lip balm, chemical, pigment, painting, animal food, nutrition gel, and other the semi-liquid products including pharmacy ointment products such as eye ointment, personal care products such as shaving cream, shoe polish etc.. 

More details about the Aluminum Collapsible Tube:
 
Wide ranging diameters:13.5 mm, 16 mm, 19 mm, 22 mm, 25 mm, 28 mm, 30 mm, 32 mm, 35 mm, 38mm, 40mm
Orifice:Membrane sealed, open, with sanitary screw
Thread/ Screw:M7, M9, M11, M12, M15, M16
Various nozzle:membrane-sealed, open end, extended nozzle, long nozzle, nasal tips, ophthalmic tips
Shoulder finish:Plain, uncoated, polished, coated, printing, pattern
Internal coating/lacquer:High-quality phenolic epoxy resin.
It is critical to adapt the high-quality and anti-leaking epoxy phenolic with reliable and stable performance to your tubes, and also it's key element to spray the inner coating properly, OR the coating won't protect the products from corrosion and even leads to leakage.
Bottom sealant:It is optional and there are various sealants for the tubes, and it depends on customers' filling.