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.

Core dimensions ka specifications a wobu ani gu so kɛse no ho bere a adetɔfo paw PET strap (polyester strap) ma automatic strapping adwumayɛ. Ahama a edi mfiri ahwehwɛde nyinaa ho dwuma—ne tɛtrɛtɛ, ne kɛse, ne tumi a ɛbubu a ɛteɛ—bɛda so ara de ɔhaw ahorow aba aduan a wɔde ma mu sɛ ne kɛse ne nea wɔde ma a wɔde abɔ no ti no a. Ɛsɛ sɛ core mu diameter, roll width, ne roll outside diameter nyinaa ne afiri no spindle ne unwinding mechanism hyia. Saa akwankyerɛ yi kyerɛkyerɛ PET strap core dimensions mu, sɛnea ɛka automatic strap head performance, ne sɛnea wobɛhwɛ sɛ ɛne ne ho hyia ansa na woatɔ.

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.

PET strap (polyester strap) ne steel strap a wobɛpaw no yɛ gyinaesi ahorow a efi mu ba kɛse wɔ mfiridwuma mu nneɛma a wɔde kyekyere nneɛma mu no mu biako. PET strap ma sika a ɛkɔ soro kodu 50% a wɔkora so wɔ nan biara mu, eyi asiane a ɛwɔ opira mu fi anoano a ɛyɛ nnam ne snap-back, na ɛma nhyɛso a ɛkorɔn a ɛkora so bere a adesoa ahorow no si hɔ bere a wɔretu kwan no. Dade a wɔde kyekyere nneɛma ho no ma ɛyɛ den kɛse ma nnesoa a emu yɛ den nanso ɛde ɛka a ahintaw a adwumayɛfo a wɔhwehwɛ kɛse, asiane a ɛwɔ efĩ a ɛwɔ nkannare mu, ne nnwinnade a ɛbɛsɛe ka ho. Sɛnea nnwuma mu nsɛm kyerɛ no, PET strap ma linear footage mmɔho anan wɔ ton biara mu sɛ wɔde toto dade ho a, na ɛsakra ɛka a wɔbɔ no titiriw.

PP strapping (polypropylene strapping) ne strapping ade a wɔde di dwuma kɛse ma light to medium-duty packaging applications. Wɔde polypropylene resin na ɛyɛe denam extrusion ne stretching akwan so, PP strapping ka sɛnea ɛyɛ mmerɛw, ɛho ka sua, ne sɛnea ɛyɛ mmerɛw sɛ wɔde bedi dwuma bom. Sɛnea Signode, a ɛyɛ strapping yɛfo a edi kan kyerɛ no, wɔayɛ PP strapping sɛ wɔmfa palletizing, unitizing, bundling, carton closure ne reinforcement

PET strap (polyester strap) wɔ hɔ wɔ standard widths a ɛfiri 9mm kɔsi 32mm, a ne kɛseɛ a wɔtaa yɛ no bi ne 12mm, 16mm, 19mm, 25mm, ne 32mm. Width selection ka break ahoɔden, adesoa kyekyɛ, ne nnwinnade a ɛne ne ho hyia tẽẽ. 19mm PET strap taa de break forces a ɛyɛ 450–550kg ma, bere a 25mm strap betumi aboro 900kg-ɛbɛn dade strapping adwumayɛ wɔ mu duru ne ɛka a ɛba fam kɛse.

PP strap (polypropylene strap) wɔ hɔ wɔ standard trɛw mu fi 5mm kosi 19mm, a ne kɛse a wɔtaa yɛ no bi ne 5mm, 9mm, 12mm, 15mm, ne 19mm. Trɛw a wɔpaw no nya adesoa kyekyɛ, ahoɔden a ɛbubu, ne nnwinnade a ɛne ne ho hyia so nkɛntɛnso tẽẽ. Saa akwankyerɛ yi kyerɛkyerɛ standard width options a ɛwɔ hɔ, sɛnea wobɛpaw trɛw a ɛfata ama wo application, ne adwumayɛ ho nkyerɛkyerɛmu a ɛwɔ size biara mu. Nnwumayɛbea gyinapɛn kyerɛ sɛ ntrɛwmu na ɛkyerɛ sɛnea abɔso no yɛ adwuma wɔ mmeae abiɛsa a ɛho hia: adesoa a wɔkyekyɛ wɔ nneɛma a wɔde ahyɛ mu no ani, ahoɔden a ɛbubu ne adesoa tumi, ne sɛnea mfiri no chute hyia.

PET abɔso (polyester abɔso) ne PP abɔso (polypropylene abɔso) ne nneɛma abien a wɔtaa de kyekyere plastic a wɔde kyekyere nneɛma ho, nanso ɛsono atirimpɔw ahorow titiriw. Bere a PP abɔso ma wotumi yɛ nsakrae na ɛho ka sua ma nneɛma a wɔde kyekyere nneɛma a emu yɛ hare no, PET abɔso ma ahoɔden a ɛte sɛ dade a ɛnyɛ tenten a ɛba fam, na ɛma ɛyɛ nea eye ma nnesoa a emu yɛ duru, nneɛma a wɔde sie wɔ abɔnten, ne nneɛma a wɔde fa nneɛma a ɛkɔ akyirikyiri. Saa akwankyerɛ yi kyerɛkyerɛ nea PET strap yɛ, sɛnea ɛsono PP strap wɔ nneɛma su ne adwumayɛ mu, ne sɛnea wobɛpaw ɔkwan a ɛfata ama wo dwumadie pɔtee no.

PP strap (polypropylene strap) ne strap ade a wɔde di dwuma kɛse ma light to medium-duty packaging applications wɔ wiase nyinaa. Saa asɛm yi bua nsɛmmisa atitiriw abien: dɛn ankasa ne PP strap, na dɛn na wɔde di dwuma? Yɛkyerɛkyerɛ sɛnea wɔyɛ PP strap mu —efi polypropylene resin extrusion so kosi molecule orientation a ɛde ahoɔden ne nsakrae ma so —na yɛhwehwɛ nea wɔde di dwuma titiriw wɔ palletizing, bundling, carton closure, ne e-commerce mmamu nyinaa mu. Ɛnam sɛ ntrɛwmu a wɔpaw fi 5mm kosi 19mm, ne kɛse fi 0.35mm kosi 0.8mm, ne tumi a ɛbubu fi 45kg kosi 230kg nti, PP strap dannan ne ho ma ɛne nneɛma ahorow a wɔde kyekyere nneɛma ahiade hyia bere a ɛde adwumayɛ a ɛho ka sua ma .

Sɛ wohwɛ sɛ PET strap (polyester strap) no yɛ papa ansa na wɔagye atom a, esiw adesoa a ɛho ka yɛ den a entumi nyɛ adwuma yiye ne adwumayɛ mu basabasayɛ ano. Saa akwankyerɛ yi fa anammɔn titire a wɔde di adanseɛ a nea ɛka ho ne break force testing, dimensional accuracy measurement, surface inspection, ne documentation review. Sɛnea ASTM D3950 nkyerɛkyerɛmu kyerɛ no, ɛsɛ sɛ su pa ho adansedi si tensile ahoɔden, elongation, ne dimensional tolerances so dua . Sɛ wodi nhyehyɛe a wɔahyehyɛ a wɔde hwɛ sɛnea nneɛma te no akyi a, ɛboa adetɔ ho adwumayɛfo ma wɔhwɛ hu sɛ ahama a wɔanya no di ahwehwɛde ahorow a wɔakyerɛ ho dwuma.