PP strap (polypropylene strap) nya n’ahoɔden denam adeyɛ bi a wɔfrɛ no molecule orientation so. Bere a wɔreyɛ no, wɔtrɛw ahama a wɔayi afi mu no mu wɔ tebea horow a wɔahyɛ so mu, na ɛma polymer nkɔnsɔnkɔnsɔn no hyia wɔ abɔso no tenten mu.
PP strapping (polypropylene strapping) wɔ hɔ wɔ standard widths fi 5mm kosi 19mm, a 9mm, 12mm, 15mm, ne 19mm ne akɛse a wɔtaa de sie. Width selection na ɛkyerɛ adesoa kyekyɛ, break ahoɔden, ne nnwinnade a ɛne ne ho hyia. Nhama a ɛyɛ teateaa (5–9mm) fata nnaka a emu yɛ hare ne e-commerce nneɛma a wɔde kyekyere nneɛma, bere a nea ɛtrɛw (15–19mm) di pallet a emu yɛ duru ne mfiridwuma mu adesoa ho dwuma. Saa akwankyerɛ yi kyerɛkyerɛ standard widths a ɛwɔ hɔ ma PP strapping rolls, sɛnea trɛw ka adwumayɛ, ne sɛnea wobɛpaw specification a ɛfata ama wo application.
PP strap (polypropylene strap) wɔ hɔ a ne kɛse fi 0.35mm kosi 0.80mm, a emu biara fata adesoa pɔtee a wɔhwehwɛ ne nnwinnade ahorow. Nhama a ɛyɛ tratraa (0.35–0.45mm) som nnaka a emu yɛ hare ne e-commerce nneɛma a wɔde kyekyere nneɛma, bere a nea ɛyɛ den (0.65–0.80mm) di pallet a emu yɛ duru ne mfiridwuma mu adesoa ho dwuma. Thickness ka break ahoɔden, seal adwumayɛ, ne mfiri feeding ahotoso. Saa akwankyerɛ yi kyerɛkyerɛ standard thickness options a ɛwɔ hɔ ma PP strap, sɛnea thickness fa break force ho, ne sɛnea wobɛpaw specification a ɛfata ama wo application.
PP strapping grades a wɔpaw no ka bere tenten adwumayɛ sen sɛnea adetɔfo dodow no ara hu. High-viscosity polypropylene strapping—a wɔde resin a ɛwɔ intrinsic viscosity ntam 0.60 ne 0.95 dl/g na ɛyɛ—ma molecule nkɔnsɔnkɔnsɔn tenten a ɛkorɔn, na ɛde ahoɔden a ɛkɔ soro a ɛtwetwe, ɛko tia creep yiye, ne adwumayɛ a ɛkɔ so yɛ yiye bere a bere kɔ so no ba. Standard-grade PP strapping betumi ayɛ adwuma yiye ama bere tiaa anaa hare-adwuma nanso ebetumi ahwere nhyɛso ntɛmntɛm wɔ adesoa a ɛkɔ so daa ase. Saa asɛm yi de abasobɔde abien no nyinaa toto molecule nhyehyɛe, mfiri su, ne bere tenten adwumayɛ ho de boa adetɔfo ma wɔpaw nkyerɛkyerɛmu a ɛfata.