• head_banner_01

He aha ka Biaxially Oriented Polypropylene Overwrap Film?

ʻO ke kiʻiʻoniʻoni Biaxially oriented polypropylene (BOPP) kahi ʻano kiʻi ʻoniʻoni maʻalahi.ʻO ke kiʻiʻoniʻoni polypropylene overwrap Biaxially oriented i ka mīkini a me nā kuhikuhi transverse.ʻO kēia ka hopena i kahi hoʻonohonoho kaulahao molekala ma nā ʻaoʻao ʻelua.

Hana ʻia kēia ʻano kiʻi ʻoniʻoni maʻalahi ma o ke kaʻina hana tubular.Hoʻonui ʻia ka ʻōmole kiʻiʻoniʻoni me ka hoʻoheheʻe ʻia a hoʻomehana ʻia a hiki i kona wahi palupalu (ʻokoʻa kēia mai ka helu hoʻoheheʻe) a hoʻopololei ʻia me nā mīkini.ʻO ke kiʻiʻoniʻoni ma waena o 300% - 400%.

ʻO kahi ʻē aʻe, hiki ke hoʻolōʻihi ʻia ke kiʻiʻoniʻoni e ke kaʻina hana i kapa ʻia ʻo tenter-frame film manufacturing.Me kēia ʻenehana, hoʻokuʻu ʻia nā polymers ma luna o kahi ʻōwili hoʻoheheʻe maloʻo (ʻike pū ʻia ʻo ka pepa kumu) a huki ʻia ma ka ʻaoʻao o ka mīkini.Hoʻohana ka hana kiʻiʻoniʻoni ʻo Tenter-frame i nā ʻōwili e hana i kēia kiʻiʻoniʻoni.

ʻO ke kaʻina hana tenter-frame e hoʻolōʻihi i ke kiʻiʻoniʻoni 4.5:1 ma ke kuhikuhi mīkini a me 8.0:1 ma ka ʻaoʻao transverse.ʻO ka'ōleloʻana, hiki ke hoʻololi ponoʻia nā ratios.

ʻOi aku ka maʻamau o ke kaʻina hana tenter-frame ma mua o ka ʻano tubular.Hāʻawi ia i kahi kiʻiʻoniʻoni akaka loa.Hoʻonui ka Biaxial orientation i ka ikaika a me ka hopena i ka ʻoi aku o ka ʻoʻoleʻa, hoʻomaikaʻi i ka ʻike, a me ke kūpaʻa kiʻekiʻe i ka aila a me ka momona.

Hāʻawi ka kiʻiʻoniʻoni BOPP i ka hoʻonui ʻana i nā waiwai pale i ka mahu a me ka oxygen.ʻOi aku ka maikaʻi o ka pale ʻana i ka hopena a me ka flexcrack resistance me BOPP versus polypropylene shrink film.

Hoʻohana pinepine ʻia nā kiʻiʻoniʻoni polypropylene overwrap Biaxially no ka ʻeke meaʻai.Ke hoʻololi wikiwiki nei lākou i ka cellophane no nā noi e pili ana i ka meaʻai meaʻai a me ka pahu paka.ʻO ka mea nui kēia ma muli o ko lākou mau waiwai maikaʻi a me ke kumu kūʻai haʻahaʻa.

Nui nā hui e koho e hoʻohana i ka BOPP ma kahi o nā kiʻi ʻoniʻoni kuʻuna maʻamau no ka mea e hōʻike ana lākou i nā waiwai i hoʻonui ʻia a me nā mana i ʻoi aku ka maikaʻi ma mua o nā kiʻi ʻoniʻoni maʻamau.

Pono e hoʻomaopopo ʻia he paʻakikī ka hoʻopaʻa ʻana i ka wela no nā kiʻiʻoniʻoni BOPP.Eia nō naʻe, hiki ke maʻalahi kēia ma ka uhi ʻana i ke kiʻiʻoniʻoni ma hope o ka hana ʻana me kahi mea hiki ke hoʻopaʻa ʻia i ka wela a i ʻole e hoʻopili pū me kahi co-polymer ma mua o ka hana ʻana.E hopena kēia i kahi kiʻiʻoniʻoni multi-layer.

Hoʻohana ʻia ʻo BOPP no ka ʻeke meaʻai

 


Ka manawa kau: Apr-04-2023