Tirohanga: 0 Kaituhi: Kaiwhakatika Pae Wā Whakaputa: 2022-08-16 Takenga: Pae
I te 5 o Akuhata, ko Lanzhou Petrochemical Yulin Chemical Co., Ltd., i muri i te neke atu i te 30 haora o te whakawhiti hua me te whakarereketanga o nga mahi, ka whakaputahia te polyethylene 4731B whaimana i roto i te tipu polyethylene 400,000-ton / tau, i tohu i te taahiraa u i roto i te tukanga o nga hua polyethylene teitei.

Ko te Polyethylene 4731B he nui te pokey, he pai rawa atu te ahotea o te taiao, he pai te rigidity me te wera wera, me te nuinga o te waa ki te whakaputa i nga paipa whakawera papa.
Kia pai ai te mahi i roto i te huringa tipu me te whanaketanga hua hou, ka tukuna e Lanzhou Petrochemical Company he roopu tohunga hangarau ki te ako i te tauira whakaputa e whakaratohia ana e te kaihoko arai me nga kaitoi tipu o Daqing Research Center, me te ata mahi i te mahere whakaputa whakamatautau me te mahere hurihanga o te tipu 4731B. Lanzhou Petrochemical Yulin Chemical Co., Ltd., e whai ana ki nga uauatanga o te whakaputanga whakamatautau o nga hua hou, penei i te whakarereke uaua o te maihao rewa, te ngoikoretanga o te whakatikatika hauwai me te awhe mana whaiti, i ata whakaritea te hanga, i whiriwhiria te punaha taapiri me te kounga pai, me te tino whakahaere i te ōwehenga o te whakakorikori hei whangai kia rite ki te tepu tauira, kia pai ai te whakapai ake i te taputapu whakaputa.