Lub caj qaum ntawm suav tsis txheeb lub tshuab thoob ntiaj teb yog polypropylene PP pluaj, uas sawv tawm thaum nws los txog rau tam sim no packing efficiency. Cov khoom siv strapping no, uas feem ntau yog ua los ntawm polypropylene resin, thermoplastic polymer,
Thaum yuav cov khoom ntim khoom rau cov lag luam, xyuas qhov zoo ntawm polyester pluaj yog ib kauj ruam tseem ceeb heev uas muaj kev cuam tshuam ncaj qha rau kev nyab xeeb ntawm cov khoom thauj thiab cov nqi ntau npaum li cas los khiav lag luam. High-quality PET polyester pluaj muaj lub zog tensile uas muaj li ntawm 180 txog 1360 kg,
Lub zog tensile ntawm PET pluaj feem ntau yog li ntawm 160 txog 635 kilograms, nyob ntawm nws qhov ntev thiab kev tsim khoom zoo. Qhov kev ntsuas no sawv cev rau lub zog siab tshaj plaws ntawm polyethylene terephthalate strapping tuaj yeem tiv taus ua ntej tawg, ua rau nws yog qhov tseem ceeb rau kev yuav khoom.