Wadarta guud ee dhoofinta corundum-ka cad ee Shiinaha waxay ahayd 181,500 ton, iyadoo kobac sanadeedkiiba uu ahaa 48.22%.

Sida laga soo xigtay tirakoobka kastamka, qeybtii hore ee 2021, wadarta guud ee dhoofinta corundum cad ee Shiinaha waxay ahayd 181,500 tan, iyadoo kobac sanadle ah uu gaaray 48.22%.Wadarta guud ee soo dejinta corundum cad waxay ahayd 2,283.48 tan, ilaa 34.14% sannadkii.

Marka loo eego mugga dhoofinta bilaha ah ee corundum cad, mugga dhoofinta ayaa ah kan ugu sarreeya bisha Juun, kobaca dhoofintu wuu ka weyn yahay Febraayo.Bishii Janaayo, Shiinuhu wuxuu dhoofiyay 25,800 tan oo corundum cad ah, ilaa 29.07% sannadkii;Mugga dhoofinta bishii Febraayo wuxuu ahaa 20,000 tan, ilaa 261.83% sannadkii;Dhoofinta bishii Maarso waxay ahayd 26,500 tan, oo hoos u dhacay 13.98% sannadkii.Mugga dhoofinta bishii Abriil wuxuu ahaa 38,852 tan, ilaa 64.94% sannadkii;Mugga dhoofinta bishii Maajo wuxuu ahaa 32,100 tan, ilaa 52.02% sannadkii.Dhoofinta bishii Juun waxay ahayd 38,530 tan, ilaa 77.88% sannadkii.Marka laga reebo hoos u dhaca mugga dhoofinta ee Maarso, mugga dhoofinta bilaha kale waxay muujisay isbeddel koror.

Laga bilaabo Jannaayo ilaa Juun, Corundum-ka cad ee Shiinaha wuxuu dhoofiyaa 64 waddan iyo gobollo, laakiin wuxuu dhoofiyaa in ka badan 10,000 oo tan oo Japan, India, Netherlands, South Korea, Mareykanka, Shiinaha Taiwan.Waxaa ka mid ah, wadarta guud ee dhoofinta corundum cad ee Japan waxay ahayd 32,300 tan, ilaa 50.24% sannadkii.Waxay u dhoofisay Hindiya 27,500 tan, ilaa 98.19% sannadkii.18,400 oo tan ayaa Nederland loo dhoofiyay, taasoo kor u kacday 240.65% sanadkiiba.17,800 oo tan ayaa loo dhoofiyay Kuuriyada Koonfureed, ilaa 41.48% sannadkii.Waxay u dhoofisay 14,000 ton Maraykanka, ilaa 49.67% sannadkii.Waxay u dhoofisay 10,200 tan Taiwan, ilaa 20.45% sannadkii.

Bishii Juun, kobaca dhoofinta corundum cad ee Shiinaha ayaa sidoo kale aad u muuqda, dhoofinta Holland 785.49% kobaca sanadka, dhoofinta Hindiya 150.69% kobaca sanadka, dhoofinta Japan 49.21% kobaca sanadlaha ah, dhoofinta Turkiga 33.93% kobaca sanadlaha ah, dhoofinta Jarmalka 114.78% kobaca sanadlaha ah.

Kordhinta dhoofinta corundum cad ayaa la filayaa maadaama mugga dhoofinta corundum cad uu kordhay dhammaan meelaha ugu waaweyn ee loo dhoofiyo.

Shiinuhu wuxuu inta badan ka soo dhoofsadaa corundum-ka cad ee Japan iyo Maraykanka.Qaybtii hore ee sanadkan, Shiinuhu waxa uu Japan ka soo dhoofsadaa 973.63 tan oo corundum cad ah, taas oo sannadkiiba kor u kacday 2.94%.483.35 tan oo corundum cad ah ayaa laga keenay Maraykanka, ilaa 410.61% sannadkii.Intaa waxa dheer, Shiinuhu waxa kale oo uu Kanada ka soo dhoofiyay 239 tan oo corundum cad ah, 195.14 tan oo Jarmal ah, iyo 129.91 tan oo Faransiis ah.

Chiping Wanyu Industry and Trade Co., LTD., La aasaasay 2010, wax soo saarka xirfadeed: corundum cad, chrome corundum, corundum brown iyo ciid qaybta corundum cad, budo ganaax, ciidda size qayb iyo alaabta kale.Ka dib sanado badan oo horumarineed iyo ururin khibradeed, ganacsigu waxa uu noqday mid xirfad leh oo wax-soo-saarka wax soo saarka iyo dhoofinta isdhexgalka warshadaha iyo ganacsiga ganacsiga.Si loo siiyo macaamiisha nidaamka oo dhan adeegyada saadka laga bilaabo wax soo saarka, dekedda, fasaxa kastamka.