Inā he mea ʻoliʻoli kāu mea kūʻai aku, ʻaʻohe mea cushioning ʻoi aku ka maikaʻi ma mua o EVA e mālama ana i nā pono kumu o ka laulā ākea o nā mea pā.
I ka hoʻoili ʻana i nā mea mai kahi wahi a i kekahi, ʻaʻole hiki ke pale ʻia nā poho mai ka jostling a me ka hopena.Eia nō naʻe, hiki iā ʻoe ke hōʻemi i kēia hopena ma o ka hoʻohana ʻana i ka ʻūhā EVA cushioned nui a lawe mai i kēia waiwai i kāu ʻano o nā staples, yoga moena, sneakers, pale pale, "nā mea kaua" , helmet......
EVA, e ola i ke ola maikaʻi, e mālama pono i ke ola.
ʻO EVA, ethylene-vinyl acetate, i ʻike ʻia he poly (ethylene-vinyl acetate, PEVA), he copolymer o ka ethylene a me ka vinyl acetate.Ma ke ʻano o ka maʻalahi, kokoke ia i kahi elastomer, no laila ua ʻike ʻia ʻo ia ka mea hoʻonui i hoʻonui ʻia, EVA foam, a me ka pahu pahu.Hiki ke hana ʻia e like me nā thermoplastics, me nā pae kiʻekiʻe o ka crosslinking kemika, e hopena i nā huahana semi-rigid closed-cell me nā hale hoʻonaninani maikaʻi.
ʻO ka pākēneka kaumaha o ka vinyl acetate ke ʻano maʻamau ma waena o 18% a me 40%, me ke koena he ethylene.Ma muli o nā mea hana i ka hana hana, hiki ke loaʻa nā pae like ʻole o ka paʻakikī EVA.He mea nui e noʻonoʻo i ka pae paʻakikī no ka mea ʻaʻole e loaʻa hou ka EVA i kona ʻano ma hope o ka hoʻomau mau ʻana.Ke hoʻohālikelike ʻia me ka EVA ʻoi aku ka paʻakikī, ʻoi aku ka liʻiliʻi o ka EVA palupalu a me ke ola o waho o waho, akā ʻoi aku ka ʻoluʻolu.
Loaʻa ka EVA foam i kahi ākea o nā waiwai maikaʻi:
ʻO ka pale ʻana i ka wai
pale kemika
ʻO ke kani kani a me ke kani kani
ʻO ka haʻalulu a me ka haʻihaʻi ʻana o ka haʻalulu
Hoʻolālā hoʻololi
Ke kū'ē i ka wā ('o'ole'a wela ha'aha'a, kū'ē i ka ho'olele 'ana o UV)
hoʻopaʻa wela, pale wela
pale
hoʻohuʻu
Lakiō kiʻekiʻe ikaika i ke kaumaha
ʻili pahee
Plasticity, ductility, thermoplasticity, etc.
|ʻO ke kumu hana EVA
ʻO ke kaʻina hana o ka EVA foam material e pili ana i ka pelletizing, ka hui ʻana a me ka huʻi.Hoʻopili ʻia ka resin EVA i loko o nā mea liʻiliʻi liʻiliʻi, a laila ma kekahi ʻāpana, ua hui pū ʻia kēia mau ʻāpana me nā mea hoʻohui ʻē aʻe a me nā ʻano hana like ʻole e hana ai i nā mea EVA foam like ʻole. mea hana, mea hoʻokuʻi, mea hoʻoheheʻe puaʻa, lubricant;ʻO nā mea kōkua he antistatic agent, flame retardant, fast curing agent, colorant, a pēlā aku.Ke hoʻomohala nei nā mea hana i nā ultralight, conductive, antistatic, shock resistant, antibacterial, fireproof and biodegradable formulations no nā kumu kūikawā.
mīkini ʻoki uea wela no ka EVA
Ka manawa hoʻouna: Sep-15-2022