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  • Ọnụahịa FOB:
    Enwere ike ịkparịta ụka
    / Tọn
  • Port:China
  • Usoro ịkwụ ụgwọ:L/C, T/T, Western Union
  • CAS:75-20-7
  • Nkọwa ngwaahịa

    Mkpado ngwaahịa

    Aha ngwaahịaIhe: Calcium carbide

    Ọkpụkpọ anụ ahụ:C2Ca

    CAS Mba:75-20-7

    Ọdịdị molekụla ngwaahịa:

    Calcium carbide

    AKWỤKWỤKWỌ CHINEKE

    Calcium carbide (usoro molecule: CaC2), bụ ụdị akụrụngwa akụrụngwa dị mkpa nke emepụtara site na nhazi kemịkalụ nke nzu. Na 1892, H. Maysan (French) na H. Wilson (United State) n'otu oge mepụtara usoro mmepụta nke calcium carbide dabere na Mbelata ọkụ ọkụ. United States enweela ihe ịga nke ọma mmepụta mmepụta ihe na 1895. Ihe onwunwe nke calcium carbide metụtara ịdị ọcha ya. Ngwaahịa ụlọ ọrụ ya na-abụkarị ngwakọta nke calcium carbide na calcium oxide, ma nweekwa sọlfọ, phosphorus, nitrogen na adịghị ọcha ndị ọzọ. Site na ụba ọdịnaya nke adịghị ọcha, agba ya na-egosipụta isi awọ, aja aja na oji. Ebe mgbaze na ọkụ eletrik na-ebelata na mbelata nke ịdị ọcha. Ịdị ọcha nke ngwaahịa ụlọ ọrụ ya na-abụkarị 80% na mp ịbụ 1800 ~ 2000 Celsius. N'ime ụlọ okpomọkụ, ọ naghị emeghachi omume na ikuku, ma ọ nwere ike inwe mmeghachi omume oxidation na n'elu 350 ℃, ma nwee mmeghachi omume na nitrogen na 600 ~ 700 ℃ iji mepụta calcium cyanamide. Calcium carbide, mgbe ọ na-agafe na mmiri ma ọ bụ uzuoku, na-emepụta acetylene ma hapụ nnukwu ọkụ. CaC2 + 2H2O─ → C2H2 + Ca (OH) 2 + 125185.32J, 1kg nke calcium carbide dị ọcha nwere ike imepụta 366 L nke acetylene 366l (15 ℃, 0.1MPa). N'ihi ya, maka nchekwa ya: calcium carbide kwesịrị ka echekwa ya na mmiri. A na-ebunyekarị ya n'ime akpa ígwè ejiri akara, ma mgbe ụfọdụ a na-echekwa ya n'ụlọ nkwakọba ihe akọrọ na-ejupụta na nitrogen ma ọ bụrụ na ọ dị mkpa.

    Mpaghara ngwa

    Calcium carbide (CaC2) nwere isi dị ka galik ma jiri mmiri mee ihe iji mepụta gas acetylene tinyere calcium hydroxide na okpomọkụ. N'oge gara aga, a na-eji ya na oriọna ndị na-egwuputa ihe iji na-emepụta obere ọkụ acetylene na-enye ọkụ n'ebe a na-egwupụta coal.

    A na-eji Calcium carbide mee ihe dị ka desulfurizer, dehydrant nke ígwè, mmanụ na-emepụta ígwè, ike deoxidizer na dị ka isi iyi nke acetylene gas. A na-eji ya dị ka ihe mmalite maka nkwadebe nke calcium cyanamide, ethylene, chloroprene roba, acetic acid, dicyandiamide na cyanide acetate. A na-eji ya na oriọna carbide, egbe egwuregwu ụmụaka dị ka nnukwu-bang cannon na bamboo cannon. Ejikọtara ya na calcium phosphide ma jiri ya na-ese n'elu mmiri, mgbaàmà ụgbọ mmiri na-enye onwe yaCalcium carbide bụ ihe kacha mkpa carbide na-arụ ọrụ n'ihi ọrụ dị mkpa dị ka ntọala nke ụlọ ọrụ acetylene. N'ebe enwere ụkọ mmanụ ala. Calcium Carbidea na-eji ya dị ka ihe mmalite maka mmepụta nke acetylene (1 n'arọ nke carbide na-amịpụta ~ 300 lita acetylene), nke, n'aka nke ya, a pụrụ iji mee ihe dị ka ihe mgbochi ụlọ maka ụdị kemịkalụ organic (dịka vinyl acetate, acetaldehyde na acetic acid). ). N'ebe ụfọdụ, a na-ejikwa acetylene na-emepụta vinyl chloride, ihe eji eme ihe maka mmepụta PVC.
    A obere mkpa ojiji nke Calcium Carbide metụtara ụlọ ọrụ ferilizers. Ọ na-emeghachi omume na nitrogen iji mepụta calcium cyanamide, nke bụ ihe mmalite maka mmepụta nke cyanamide (CH2N2). Cyanamide bụ ngwaahịa a na-ejikarị arụ ọrụ ugbo nke a na-eji kpalite foliation n'oge.
    A pụkwara iji Calcium Carbide rụọ ọrụ dị ka onye na-emepụta ihe na-emepụta ihe na-emepụta carbon ígwè dị ala. Ọzọkwa, a na-eji ya dị ka onye na-ebelata ego iji mepụta ọla sitere na nnu ha, dịka ọmụmaatụ, maka mbelata sulfide ọla kọpa na ọla kọpa dara. flares. Ọzọkwa, ọ na-etinye aka na mbelata sulfide ọla kọpa na ọla kọpa dara.

    Otu esi azụta n'aka anyị

    Chemwin nwere ike inye nnukwu hydrocarbons na ihe mgbaze kemịkalụ maka ndị ahịa ụlọ ọrụ.Tupu nke ahụ, biko gụọ ozi ndị a bụ isi gbasara ịzụ ahịa na anyị: 

    1. Nchekwa

    Nchekwa bụ ihe kacha anyị mkpa. Na mgbakwunye na ịnye ndị ahịa ozi gbasara iji ngwaahịa anyị dị mma na gburugburu ebe obibi, anyị na-agbakwa mbọ hụ na ihe egwu nchekwa nke ndị ọrụ na ndị ọrụ ngo belatara n'obere ezi uche na enwere ike. Ya mere, anyị na-achọ ka onye ahịa hụ na a na-ezute ụkpụrụ nbudata na nchekwa nchekwa kwesịrị ekwesị tupu nnyefe anyị (biko rụtụ aka na mgbakwunye HSSE na usoro izugbe na ọnọdụ ahịa n'okpuru). Ndị ọkachamara HSSE anyị nwere ike ịnye ntụzịaka na ụkpụrụ ndị a.

    2. Usoro nnyefe

    Ndị ahịa nwere ike ịtụ ma wepụta ngwaahịa sitere na chemwin, ma ọ bụ ha nwere ike nweta ngwaahịa sitere na ụlọ ọrụ nrụpụta anyị. Ụdị njem dịnụ gụnyere gwongworo, ụgbọ okporo ígwè ma ọ bụ ụgbọ njem multimodal (ọnọdụ dị iche na-emetụta).

    N'ihe gbasara ihe ndị ahịa chọrọ, anyị nwere ike ịkọwapụta ihe achọrọ nke ụgbọ mmiri ma ọ bụ ụgbọ mmiri ma tinye ụkpụrụ nchekwa / nyochaa pụrụ iche na ihe ndị a chọrọ.

    3. Ọnụ ọgụgụ kacha nta

    Ọ bụrụ na ịzụrụ ngwaahịa sitere na webụsaịtị anyị, ọnụọgụ kacha nta bụ tọn 30.

    4. Ịkwụ ụgwọ

    Usoro ịkwụ ụgwọ ọkọlọtọ bụ mwepu ozugbo n'ime ụbọchị 30 site na akwụkwọ ọnụahịa ahụ.

    5. Akwụkwọ nnyefe

    Enyere akwụkwọ ndị a na nnyefe ọ bụla:

    Bill of Lading, CMR Waybill ma ọ bụ akwụkwọ njem ndị ọzọ dị mkpa

    · Asambodo nyocha ma ọ bụ nkwenye (ọ bụrụ na achọrọ ya)

    Akwụkwọ metụtara HSSE kwekọrọ n'ụkpụrụ

    Akwụkwọ kọstọm kwekọrọ n'ụkpụrụ (ọ bụrụ na achọrọ ya)


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