-
He maha ngā whakamahinga hangarau e whakamahia ana mō ngā rau polyethylene
Ko ngā pereti polyethylene tēnei nā te mea ka āraia e ngā mekameka ngota ngā tioata whakaahua i ētahi wā, ka waiho he rohe nui kore-āhua i roto i te koiora ngota, ka taea e ngā pereti polyethylene te mimiti i te nui o te kaha nekeneke pānga. E ai ki te tohutoro, ka whakamahia te tikanga astm-D256 hei whakatau i te pānga o te kirihou...Pānuihia atu -
Te whakamahinga o te papa whariki polyethylene kaha
He tere te tāutanga, he whakaiti i te utu mahi. He tere, he haumaru hoki ngā hononga. Ka taea te whakamahi mō te wā roa, ā, ka penapena utu. He taiao pumau, ka taea te whakamahi anō. He otinga rori rangitahi pai ngā papa polyethylene, ā, ka taea te whakamahi whānuitia mō ngā kaupapa katoa. Papa polyethylene...Pānuihia atu -
Te wheketere hanga papa polyethylene kei roto te boron
Ko te matotoru o te papa boron-polyethylene he 2cm-30cm. Ko tōna mara hangarau he tono hangarau karihi mō te tiaki i te irahiko ionizing. Ka whakamahia te papa boron-polyethylene hei tiaki i ngā neutron tere o te mara irahiko neutron, te neutron me te mara irahiko whakauru Y i roto i te mara o te irahiko ionizing...Pānuihia atu -
Te rerekētanga o te papa PE me te papa PP
1. Ngā rerekētanga o te whakamahinga. Tauine whakamahinga o te pereti PE: he whānui te whakamahinga i roto i te umanga matū, mīhini, umanga matū, hiko, kākahu, takai, kai me ētahi atu mahi. He whānui te whakamahinga i roto i te kawe hau, te tuku wai, te paru, te whakamakuku ahuwhenua, te keri, te kawe matūriki paitini totoka...Pānuihia atu -
Ngā tirohanga mākete mō te pepa polypropylene (pepa pp), ngā āhuatanga o nāianei me ngā tūmanako tipu i te tau 2027
Ko te rangahau mākete pepa polypropylene o te ao (pepa PP) e whakarāpopoto ana i ngā tatauranga o nāianei me ngā matapae ā muri ake nei mō tēnei mākete. E arotahi ana te rangahau ki tētahi aromatawai taipitopito o te mākete, ā, e whakaatu ana i te ia o te rahi o te mākete i runga i te moni whiwhi me te rahinga, ngā āhuatanga tipu o nāianei, ngā whakaaro o ngā tohunga, ngā meka me...Pānuihia atu
