Nekuitwa kwe "kurambidzwa kwepurasitiki" uye nekusimudzirwa kwekuziva kwemunhu wese nezvekuchengetedzwa kwezvakatipoteredza, mwero wekushandiswa kwemabhegi epurasitiki wakadzikiswa zvakanyanya, uye munhu wese akatanga kushandisa mabhegi ekuchengetedza nharaunda kana mabhegi emapepa.Sezvatinoziva tese, pepa chinhu chinogona kudzokororwa uye kushandiswa zvakare.Iyo mbishi yekugadzira mapepa inonyanya kumera fiber.Mukuwedzera kune zvitatu zvakakosha zve cellulose, hemicellulose uye lignin, kune zvimwe zvikamu zvine zvinyorwa zvishoma.Zvakadai seresin, madota, nezvimwewo. Ngatikurukurei musiyano pakati pepepa bhegi bepa uye kraft bepa.
Chekutanga pane zvese, maitiro ekugadzira pepa bhegi pepa uye kraft bepa rakafanana.Saga bepa rinogadzirwa uchishandisa huni fiber kubva munyoro uye kraft pulp.Nekudaro, mhando yebepa rebepa bepa kazhinji yakadzikira pane yekraft bepa, nekuti, kuitira kuchengetedza mutengo wekugadzira, mamwe mabhizinesi anowedzera imwe donje pulp, bamboo pulp, nezvimwewo, uye mamwe mamvemve achawedzerwa kune avo vane donje. umhizha husina kunaka.Naizvozvo, bepa bhegi bepa Hunhu hwepepa hauna kugadzika uye hune shanduko huru.Panguva imwecheteyo, pepa bhegi rebepa rine simba rekugadzirisa zviri nani, saka rinowanzoshandiswa sebhegi rekuputira, kunyanya kurongedza simenti, mafetiraiza, etc. Mukuwedzera, ikozvino, kuputirwa kwezvigadzirwa zvakawanda kunoda kupindira kwemhepo, saka mhepo inopera. yepepa bag bepa zvakare yakanaka.
Mhando dze kraft mapepa akawanda, ayo anogona kusiyaniswa kubva pane zveruvara, kushandiswa uye mbishi zvinhu.Mukuwedzera, simba re kraft pepa rinenge rakakura, rinova chimwe chezvinhu zvakakosha zvinosiyanisa kubva kune mamwe mapepa.Panguva imwecheteyo, kraft bepa rakasimba kwazvo uye rinogona kushandiswa kurongedza zvimwe zvigadzirwa zvakawanda.Panyaya yemagiredhi, kraft bepa rinogona kukamurwa kuita mamakisi matatu: U, A uye B3.Mukuwedzera, zvigadzirwa zvakasiyana-siyana zvine hutano hwakasiyana hunodiwa.Panguva imwecheteyo, hutano hwakasiyana hunoreva mari yakasiyana, saka makambani anofanirwa kuzvisarudzira ega.Pamusoro pezvo, mabhegi emapepa akagadzirwa nekraft bepa anowanzo mabhegi madiki emapepa, uye saizi yebepa bhegi bepa harina chokwadi.
Muchidimbu, kurudziro yeplastic restriction order yakasimudzira kugadzirwa kwekraft bepa, uye ikozvino vanhu vari kutenga kraft mapepa mabhegi, ayo ane hushamwari kwezvakatipoteredza uye anogona kushandiswa kwenguva yakareba, achiita imwe mupiro kune zviwanikwa uye kuchengetedzwa kwezvakatipoteredza.Nokudaro, kushandiswa kwekraft mapepa emabhegi kunokurudzirwa.Kraft mapepa mabhegi akasimba, anogara, akanaka uye ane ushamwari.
Nguva yekutumira: Sep-27-2023