Detailed description of aluminum packaging tube: Material: aluminum Diameter:13.5/16/19/22/25/28/30/32/35/38/40mm Length:customized cap option: small screw up, big screw up cap, flip top cap etc. printing : 1-6 color offset printing sample time Samples can be finished around 15 days after payment and artwor k's final approval. payment term T/t, 30% down payment, 70% before shpt. quality warranty Gmp clean workshop for pharmaceutical packaging and the iso 9001:2000 for quality system. The new lines which are state-of-the-art, high-speed (150 tubes per minute) fully automatic and computerized make the products' quality excellent and stable. We'll also take responsibility for the products which are proved to be our quality defects without any hesitation. Advantage of aluminum tube packaging: tamper-proof: makes adulteration impossible. Cannot be re-filled or re-used. protective: contents remain well protected and free from contamination. elegant: attractive possess a bright surface and lend themselves to trouble-free printing, this enhances shelf and customer appeal. non-toxic & hygienic: non -toxic, hygienic, non-absorbent, impart no taste, flavour, odour or color to contents. lightweight: easy to handle. Reduces transport and handling cost. complete collapsibility: highly ductile, ensures complete collapsibility. easy availability: aluminum collapsible tubes are easily available. economical: costs less than tin or lead tubes. Needs no varnish. user convenience: easy to use, unbreakable, easy to carry, light in weight, hygienic. Jun-en welcome your inquiry of aluminum collapsible packaging tubes, and other packaging material such as laminated tubes(abl, pbl pe tubes), collapsible aluminum cigar tube, aluminum foil bag, paper carton box etc.