litaba

Selelekela: Ho tloha bohareng le ho elella bofelong ba November, tlase ea 'maraka oa PVC e ile ea qala ho khutlela morao,' me theko e ile ea phahama hoo e ka bang 200 yuan / tonne bekeng ea morao-rao. Ka ho phahama ha litheko tsa PVC, phaello ea khoebo ea PVC e ntlafetse, empa e tlositse boemo ba tahlehelo.Ho sa tsotellehe hore na theko ea PVC e ka tsoela pele ho phahama nakong e tlang, ntlha ea bohlokoa ke hore na tlhokahalo ea malapeng e ka latela.Leha ho le joalo, ha matsatsi a phomolo a Mokete oa Selemo a ntse a atamela, tlhokahalo ha e na monyetla oa ho eketseha, kahoo ho lebeletsoe hore phaello ea likhoebo e se ke ea ntlafala haholo.

Raw calcium carbide: bekeng ena cheseho ea ho reka calcium carbide e eketsehile haholo.Ho tloha ka la 17 Tšitoe, theko ea khoebo e tloaelehileng ea sebaka sa Wuhai e ile ea phahama ka li-yuan tse 100/ton, ho ea ho 3700 yuan/ton. Litheko tsa theko ea tlase Hebei, Shandong, Henan le libakeng tse ling li na le e boetse e fetotsoe ho ea holimo, 'me likhoebo li ntse li reka ka mafolofolo 'maraka oa carbide o ntse o le sethaleng sa ho phahama ha theko.PVC calcium carbide process process litšenyehelo li tla tsoela pele ho eketseha.

Mabapi le vinyl chloride: bekeng ena, phepelo ea vinyl chloride Chaena e tiile.Ka lebaka la theko e matla ea PVC e theohelang tlaase, theko ea lik'hamphani tse tloaelehileng tsa vinyl chloride Chaena Bochabela e ile ea phahama ka 200 yuan / tonne ho ea ho 5400-5550 yuan/ton.Ho sa le joalo, litheko tsa ka ntle li ile tsa tsoela pele ho phahama bekeng ena, ka theko ea CFR Bochabela bo Hōle. e nyolohela ho $ 650 / t le Asia Boroa-bochabela ho $ 680 / t. Ka lebaka la ho phahama ha 'maraka oa ka ntle, ho lebeletsoe hore theko ea VCM ea malapeng e tla tsoela pele ho phahama bekeng e tlang,' me litšenyehelo tsa tlhahiso ea likhoebo tsa kantle tsa VCM li tla tsoela pele ho eketseha. nyollelo.

Mabapi le phaello ea likhoebo tsa PVC, le hoja litšenyehelo tsa PVC ka mokhoa oa calcium carbide li phahame ho feta tsa nakong e fetileng, theko ea PVC e phahame ho feta ea calcium carbide, kahoo boemo ba phaello bekeng ena bo molemo ho feta moo. ea beke e fetileng.Empa ka ntle ho merafo ea khalsiamo carbide molao likhoebo li ntse li lahleheloa ke ho feta ho kopanya phaello ea khoebo, e batlang e le ngata, 'me karolo ea ho kopanya mekhoa ea ethylene khoebo pele ho thekiso e laela ho feta, ka nakoana ha ho khatello, ts'ebetso ea theko e phahameng.

Hamorao, khatello ea litšenyehelo e ntse e le teng, empa hore na phaello e ka tsoela pele ho ntlafala, senotlolo ke tlhokahalo ea malapeng.Hona joale, likhoebo tsa lihlahisoa tsa PVC li qala li tsitsitse ebile li ntle, haholo-holo ho karolo ea likhoebo tsa tlhahiso ea tlhahiso.Ho ea ka pono ea likhoebo tsa profil. , kaho ea likhoebo sebakeng se ka leboea e ile ea eketseha ho ea boemong bo tloaelehileng;Ka boroa, ts'ebetso e ile ea lula e tsitsitse 'me ha hoa ka ha e-ba le phetoho e totobetseng.Indasteri eohle, pele ho Mokete oa Spring lihlahisoa likhoebo tse tsitsitseng haholoanyane ho fihlela matsatsi a phomolo, ha ho na litokisetso tse ling. .Lisebelisuoa tse tala tsa khoebo, e leng karolo ea thekiso e fumanoeng pele, e ntse e hanyetsa litheko tse phahameng, potoloho ea thepa ka matsatsi a 12-26. Thepa ea lihlahisoa: Potoloho ea lihlahisoa e tloha matsatsing a 15 ho isa ho a 32, tse ling tsa tsona li emetse litaelo. : boloka 4-6 mojaro o mong.

Ka hona, ka kakaretso, moruo oa macro o ntse o tsoela pele ho tšehetsa, le hoja litšenyehelo li ntse li eketseha, empa ho theoha tlaase ho angoa ke litaelo tse potlakileng, ts'ebetso e lokile, 'maraka oa PVC o tla boloka mokhoa o matla ka nako e khutšoanyane, empa ho theosa ho tlaase ke e hanyetsanang le theko e phahameng ea PVC, 'me ha matsatsi a phomolo a ntse a atamela, tlhokahalo ea' maraka oa PVC e tla fokotseha butle-butle, kahoo theko ea PVC e thata ho ba le katleho e kholo.Melemo ea likhoebo tsa PVC e tla tsoela pele ho boloka ts'ebetso ea tahlehelo. , 'me phaello le tahlehelo ea likhoebo tsa VCM li tla lula li ntse li fetoha.