Iyo musana weasingaverengeki otomatiki masisitimu kutenderera pasirese ndeye polypropylene PP tambo, iyo inomira pachena kana zvasvika kune ikozvino kurongedza kugona. Izvi zvekusungirira zvinhu, izvo zvinonyanya kugadzirwa nepolypropylene resin, thermoplastic polymer,
Paunenge uchitenga zvinhu zvekurongedza zvemabhizinesi, kutarisa kunaka kwetambo yepolyester idanho rakakosha kwazvo rine mhedzisiro yekuti mitoro yakachengeteka sei uye kuti inodhura zvakadii kuita bhizinesi. Yepamusoro-mhando yePET polyester tambo ine simba rekusimba rinobva pa180 kusvika 1360 kg,
Kusimba kwekusimba kwePET tambo inowanzobva pa160 kusvika ku635 kilograms, zvichienderana nehukuru hwayo uye mhando yekugadzira. Chiyero ichi chinomiririra simba guru iro polyethylene terephthalate tambo inogona kumira isati yadambuka, zvichiita kuti ive chinhu chakakosha pakutenga mana.