I-Cast steel shot iyinsiza yokuhlikihla eyindilinga ekhiqizwa ngensimbi yekhwalithi ephezulu ngenqubo enembile yokuhlukanisa izinhlayiya, futhi isiphenduke into engenakugwenywa emikhakheni eminingi yezimboni ukuhlanza, ukupeyina, nokulungisa indawo. Ngokungafani nezinto zokuhlikihla ezingajwayelekile ezingalimaza izinto ezingaphansi, ukuma okuyindilinga okungaguquki kwe-cast steel shot kunikeza amandla omthelela afanayo, okwenza kube ukukhethwa okuthandwayo ezinhlelweni ezidinga imiphumela ephindaphindekayo nokucekelwa phansi okuncane kwendawo. Isidingo sezinto zokuhlikihla ezithembekile sikhule kakhulu njengoba izimboni ezifana nezimoto, i-aerospace, ukwakhiwa kwemikhumbi, nokukhiqiza imishini esindayo ziqhubeka nokuphakamisa amazinga azo ekhwalithi yokuqedela izingxenye nokuphila isikhathi eside. Lapho onjiniyela becacisa i-cast steel shot, ngokuvamile bafuna ukulinganisela phakathi kwamandla okusika, ukuqina, nokonga izindleko esikhathini eside sokusebenza kwensiza. I-Shandong Huilizhong Industrial Technologies Co., Ltd. izibeke njengomkhiqizi ohamba phambili kulo mkhakha, ikhiqiza i-cast steel shot ehlangabezana nezimfuneko eziqinile zamazwe ngamazwe ngenkathi inikeza inani elihle kakhulu kubasebenzisi abaningi. Ukuqonda indima ye-cast steel shot ekukhiqizeni kwesimanje kusiza ochwepheshe bokuthenga ukuthi benze izinqumo ezinolwazi ezinomthelela oqondile ekusebenzeni kahle kokukhiqiza nasekhwalithi yomkhiqizo wokugcina.

Ukukhiqizwa kwe-cast steel shot yekhwalithi ephezulu kuqala ngensimbi ekhethiweyo yensimbi encibilikiswayo emseleni kagesi we-arc furnace ngaphansi kokulawulwa kwezinga lokushisa eliqinile ukuze kutholakale ukwakheka kwamakhemikhali okunembile okudingekayo ukuze kusebenze kahle. Ngemva kokuncibilika, insimbi ewuketshezi iba ngesigaba sokuhlanjululwa lapho ukungcola okufana nesulfure, i-phosphorus, namagesi ancibilikile kususwa, kuqinisekiswa ukuthi umkhiqizo wokugcina ubonisa ukuqina okungaguquki nokumelana nokuphuka ngesikhathi sokusetshenziswa. Insimbi encibilikisiwe ehlanziwe ibe isihlakazwa kusetshenziswa amanzi anomfutho ophezulu noma ama-air jets, inqubo edala amaconsi ayindilinga apheleleyo aqina ngokushesha abe yizicucu ze-shot ezinobubanzi obusukela ku-0.2 millimitha kuya kumamilimitha ambalwa kuye ngezidingo zekhasimende. I-Shandong Huilizhong isebenzisa izinhlelo ezithuthukile zokuhlola nokuhlukanisa ezihlunga yonke ibhetshi ye-cast steel shot ibe ngosayizi abanembile, isusa izinhlayiya ezingaphansi noma ezingaphezu kosayizi ezingaphazamisa ukuvumelana kokuhlanzwa noma zilimaze izingxenye ezibucayi. Ibhetshi ngayinye yokukhiqiza ihlolwa ngokuphelele ikhwalithi, okuhlanganisa ukuqinisekiswa kokuqina kusetshenziswa izindlela ze-Rockwell ne-Vickers, izilinganiso zokuminyana, nokuhlolwa nge-microscope kokuma kwezinhlayiya nokuthungwa kwendawo. Ukuzibophezela kwenkampani ekwenzeni kahle kusho ukuthi ikhilogremu ngalinye le-cast steel shot elishiya ifektri liphethe umkhondo obhalwe phansi obuyela emsuka wezinto zokusetshenziswa nezinga lokukhiqiza, okunikeza amakhasimende ukuzethemba okuphelele ekusebenzeni okuphindaphindekayo.

Ukwakheka kwamakhemikhali e-cast steel shot kunquma ngqo ubulukhuni bayo, ukumelana nomthelela, kanye nempilo yokusebenza ngaphansi kokusetshenziswa okuphindaphindiwe, lapho i-carbon content ngokujwayelekile isukela ku-0.8% kuya ku-1.2% kumazinga ajwayelekile. I-Manganese, i-silicon, ne-chromium zengezwa ngamanani alawulwayo ukuze kuthuthukiswe ukuqina nokuqina, kuyilapho i-sulfur ne-phosphorus zigcinwa ngaphansi kuka-0.04% ngayinye ukuze kuvinjelwe ukuphuka nokuqhekeka ngaphambi kwesikhathi ngesikhathi sokusebenza kwe-blasting. I-Shandong Huilizhong ithola izinto zayo zokusetshenziswa kuphela kubathengisi abagunyaziwe abahlinzeka ngezitifiketi zokusila kukho konke ukulethwa, futhi izinto ezingenayo ziyahlolwa nge-spectrograph ngaphambi kokugunyazwa ukukhiqizwa. Le ndlela enembile yokwakheka kwamakhemikhali iqinisekisa ukuthi i-cast steel shot ibonisa ukulinganisela okufanele phakathi kobulukhuni bokuhlanza ngempumelelo nokuqina kwempilo ende yokusebenza, kunciphisa izindleko zokutholakala kwempahla kubasebenzisi bokugcina.

Ukuqina ngokungangabazeki ukucaciswa okubaluleke kakhulu kwe-cast steel shot ngoba kunquma ukuthi i-media ihlanza kangakanani izindawo nokuthi ihlala isebenza isikhathi esingakanani ngaphambi kokuba yehlule ibe yimfucuza engenamsebenzi. I-Huilizhong ikhiqiza i-cast steel shot ngamazinga amaningi okuqina, okuhlanganisa ukuqina okujwayelekile (40-50 HRC), ukuqina okuphakathi (50-55 HRC), nokuqina okuphezulu (55-65 HRC), okuvumela amakhasimende ukuthi afanise amandla e-media ngokunembile nezidingo zawo zokusebenza. Ukuminyana kwe-cast steel shot ngokuvamile kuwela phakathi kuka-7.0 no-7.6 amagremu nge-cubic centimeter, okunikeza ukudluliswa kwamandla anele ngesikhathi sokushayisana ukuze kususwe ukugqwala, amabala, upende, nokunye ukungcola ngaphandle kokusebenzisa ngokweqile i-abrasive. Ukuqina kulinganiswa ngenani lemijikelezo yokushayisana inhlayiya engakwazi ukuyimelana ngaphambi kokuba iphuke, futhi i-cast steel shot yekhwalithi ephezulu evela e-Shandong Huilizhong ivamise ukuthola imijikelezo engu-2,000 kuya ku-5,000 ekuhlolweni okujwayelekile, idlula kakhulu ezinye izinhlobo ezisezingeni eliphansi ezingase zehluleke ngemva kwemijikelezo embalwa nje yokushayisana. Ukusabalalisa kobukhulu bezinhlayiyana kungenye ipharamitha ebalulekile, futhi i-Huilizhong ihlinzeka nge-cast steel shot kuwo wonke amazinga ajwayelekile e-SAE kusukela ku-S-70 kuya ku-S-780, ngokubekezeleka okuqinile okuqinisekisa ukuchezuka okungaphansi kuka-5% kusukela kububanzi obujwayelekile bobukhulu. Iqembu ngalinye lihambisana nesitifiketi sokuhlaziya esibonisa imiphumela yangempela yokuhlolwa kokuqina, ukuminyana, ukusabalalisa kobukhulu, nokwakheka kwe-microstructure, okunika amandla onjiniyela bekhwalithi ukuqinisekisa ukuthobela izidingo zabo eziqondile zenqubo.

Ukufafaza ngezinhlamvu zensimbi (shot blasting) kuseyindlela esetshenziswa kakhulu kakhulu ngezinhlamvu zensimbi ezibunjiwe (cast steel shot), lapho lezi zinto ziqhutshwa ngesivinini esikhulu ngamawili asebenza nge-centrifugal noma ngomoya ocindezelwe ukuze kususwe ukungcola futhi kulungiswe izindawo ukuze kufakwe ukugoqwa noma upende. Ezindaweni zokubumba izinsimbi (foundries) nasezindaweni zokwenza izinsimbi (metal fabrication shops), izinhlamvu zensimbi ezibunjiwe zisetshenziselwa ukuhlanza okubunjiwe (castings) kususwe isihlabathi, isikali, nokugqwala (oxidation) ngemva kwenqubo yokwelapha ngokushisa, kubuyiselwe ukubukeka kwemvelo kwensimbi futhi kuthuthukiswe ukunamathela kwezinyathelo zokuqeda ezilandelayo. Ukufafaza ngezinhlamvu ukuze kuthuthukiswe amandla (shot peening) kuyinqubo ekhethekile yokusebenza ngokubanda (cold-working process) lapho izinhlamvu zensimbi ezibunjiwe ziqondiswa ezingxenyeni zento ngesivinini esilawulwa ngokunembile nokumboza okunembile ukuze kudalwe izingcindezi ezinhle ezisele (beneficial compressive residual stresses) ezithuthukisa kakhulu impilo yokukhathala (fatigue life). Umkhakha wezindiza (aerospace industry) uthembela kakhulu ekufafazeni ngezinhlamvu ukuze kuthuthukiswe amandla (shot peening) kusetshenziswa izinhlamvu zensimbi ezibunjiwe zekhwalithi ephezulu ezingxenyeni ezibalulekile njengezinsimbi zokufika (landing gear), ama-turbine blades, nezingxenye zesakhiwo sendiza (structural airframe parts), lapho ukwehluleka kungenakwenzeka nhlobo. Ukulungiswa kwendawo ukuze kufakwe izinto zokuvikela (protective coatings), kungaba ezindaweni zasolwandle, ezingqalasizinda zikawoyela negesi, noma emishinini yezimboni, kudinga iphethini yokubambelela ehlanzekile (anchor pattern) enobukhulu obuthile bokushukutha kwendawo (surface roughness), futhi izinhlamvu zensimbi ezibunjiwe zihlala ziletha ubukhulu obudingekayo bokujula kwephethini ngaphandle kokushiya ukungcola okungene ngaphakathi. I-Shandong Huilizhong isebenza ngokubambisana nosonkontileka bokufafaza ngezinhlamvu (blasting contractors) namanyuvesi angaphakathi okuqeda (in-house finishing departments) ukuze incoma izinga (grade) nobulukhuni (hardness) obufanele bezinhlamvu zensimbi ezibunjiwe kusetshenziswa ngakunye, kukhuliswe kokubili umthamo womsebenzi nokuphila isikhathi eside kwalezi zinto.

Imboni yezimoto isebenzisa inani elikhulu le-cast steel shot ukuhlanza ama-engine blocks, ama-cylinder heads, ama-transmission housings, kanye nezingxenye ze-suspension ngemva kokusebenza kwe-casting kanye ne-machining. Abakhiqizi bezinto ezisindayo basebenzisa i-Huilizhong cast steel shot ukulungisa ama-bulldozer blades, ama-excavator buckets, kanye nezingxenye ze-crane ukuze zithole amasistimu kapende ahlala isikhathi eside okumelwe amelane nokugqwala okukhulu kanye nokuchayeka esimweni sezulu emkhakheni. Ubunjalo obuyindilinga obungaguquki be-cast steel shot buqinisekisa ukuthi ngisho nezakhiwo eziyinkimbinkimbi ezinemigudu yangaphakathi kanye nezimbobo ezingabonakali zithola ukuhlanzwa okufanayo, kunciphisa amazinga okwenziwa kabusha futhi kuthuthukise ukusebenza kahle kukonke kokukhiqiza.

Izinga eliphansi lokwephuka mhlawumbe liyinzuzo ekhanga kakhulu yokusebenzisa i-Huilizhong cast steel shot, ngoba inhlayiyana ngayinye ihlala iphelele futhi isebenza kahle emijikelezweni eminingi kakhulu yokushaya kunezinto ezijwayelekile zokuhlikihla, okuhumusha ngqo ekwehliseni ukusetshenziswa kwezinto zokusebenza kanye nezindleko zokulahla. Ukusebenza kahle kakhulu kwale nto yokuhlanza kusho ukuthi abasebenzi bafinyelela ukuhlanzeka nokushwabuzela okufiswayo kwendawo ngamapasi ambalwa, kukhulisa umkhiqizo futhi kunciphisa ukusetshenziswa kwamandla emishinini yokuhlanza uqobo. Ukufana phakathi kwebhaji ngebhaji kuyisici esiyinhloko sefilosofi yokukhiqiza ye-Shandong Huilizhong, lapho yonke inkathi yokukhiqiza ikhombisa ubulukhuni, ubukhulu, nokusabalalisa kobukhulu obucishe bufane ncamashi ukuze imingcele yenqubo ingadingi ukulungiswa uma ushintsha phakathi kwamabhaji. Lokhu kufana kuqeda ukwehluka okuhlupha abasebenzisi bezinto zokuhlikihla ezisezingeni eliphansi, lapho ukushintsha kwezici zezinhlayiyana kuphoqa ukulinganiswa kabusha kuvamile kwama-blast wheels, izingcindezi ze-nozzle, nezikhathi zomjikelezo. Umumo oyindilinga we-Huilizhong cast steel shot nawo unciphisa ukugqoka kwezingxenye zemishini yokuhlanza njengama-blades, ama-liners, nama-nozzles, kunweba izikhathi zokulungisa futhi kunciphisa izindleko zezingxenye eziyisipele empilweni yomshini. Ezinkampanini ezisebenzisa imigqa eminingi yokuhlanza noma izikhungo ezindaweni ezahlukene, ikhono lokuthola i-cast steel shot enokuqinisekiswa kokufana kwenze ukuthengwa kwezinto kanye nokuqinisekiswa kwekhwalithi kube lula, ngoba into efanayo isebenza ngokufana noma ngabe yakhiwe kuphi noma nini.

I-Shandong Huilizhong Industrial Technologies Co., Ltd. igcina isitifiketi se-ISO 9001 sohlelo lwayo lokuphatha ikhwalithi, iqinisekisa ukuthi zonke izinqubo zokukhiqiza kusukela ekwamukelweni kwezinto ezingavuthiwe kuya ekupakishweni kokugcina zilandela izinqubo ezibhaliwe nokuhlolwa kwangaphakathi nangaphandle okuvamile. I-cast steel shot yenkampani ikhiqizwa ngokuhambisana ngokugcwele namazinga e-SAE J444, achaza imininingwane yobukhulu nezindlela zokuhlola ze-cast steel shot esetshenziswa ekuhlanzeni nge-blast kanye nasekuqiniseni ubuso emhlabeni wonke. Ngaphezu kwalokho, imikhiqizo ye-Huilizhong iyahlangabezana noma yeqe izidingo ze-SAE J827, okuyindinganiso elawula ukuhlolwa kokuqina nokuhlukaniswa kwe-cast steel shot, inikeze amakhasimende isiqinisekiso esibhaliwe sokuthi i-media izosebenza njengoba kulindelekile. Ukuthobela imithetho yemvelo nakho kuthathwa ngokungathi sína, inkampani ihambisana nemihlahlandlela efanele ye-ISO 14001 yokuphathwa kwemfucuza nokulawulwa kokukhishwa kwezinto ezingcolisayo kuyo yonke inqubo yokukhiqiza. Lezi zitifiketi akuzona nje izinto zokuhlobisa; zimelela indlela ehlelekile yekhwalithi okumele yonke ibhetshi ye-cast steel shot idlule kuyo ngaphambi kokuba ikhishwe ukuze ithunyelwe, futhi zinikeza amaqembu okuthenga imibhalo ayidingayo ukuze ahlangabezane nokuhlolwa kwawo kwangaphakathi kwekhwalithi kanye nezidingo zamakhasimende.

Uma kuqhathaniswa ne-steel grit, eyi-angular futhi ikhiqizwa ngokuchotshoza izinhlayiya ezinkulu zensimbi, i-cast steel shot inikeza ukugqoka kwemishini okuphansi kakhulu ngoba ukuma kwayo okuyindilinga kushibilika emgudwini wokushaya kunokuba kuhlikihle ebusweni bemishini. I-Steel grit inikeza isenzo sokusika esisheshayo ezintweni ezingcolile eziqinile ngenxa yamaphethelo ayo abukhali, kodwa ibhidlika ngokushesha kune-cast steel shot futhi ingashiya indawo engalingani engathandeki ezinhlelweni eziningi zokufaka ukugoqwa. I-Aluminum oxide iyinto edumile yokuhlanza emisebenzini ekhethekile njengokuqopha ingilazi noma ukulungisa izindawo ngaphambi kokufafaza ngokushisa, kodwa ibiza kakhulu ngekhilogremu ngayinye kune-cast steel shot futhi ikhiqiza uthuli oluyingozi oludinga ukungena komoya okwengeziwe kanye nemishini yokuzivikela yomuntu siqu. I-Silica sand, eyake yaba yinto ehamba phambili yokushaya, isusiwe kakhulu ezindaweni zezimboni ngenxa yezingozi ezinkulu zempilo ze-respirable crystalline silica, okwenza i-cast steel shot ibe ukukhetha okuphephile nokuqhubekayo kuyo yonke imisebenzi ye-shot blasting ne-shot peening. I-Glass beads kwesinye isikhathi isetshenziselwa ukuhlanza okulula nokuqeda ukubukeka, kodwa ayinamandla omthelela nokuqina kwe-cast steel shot, okwenza ingafaneleki ekususeni ukugqwala okunzima noma ekufakeni izingcindezi ezisele ezi-compressive ezingxenyeni zensimbi. Emisebenzini eminingi yezimboni edinga umkhiqizo ophezulu, ukusetshenziswa kwezinto okuphansi, nemiphumela engaguquki, i-cast steel shot imelela ibhalansi ekahle yokusebenza, izindleko, nokuphepha.

Qala ngokuhlola impahla eyisisekelo kanye nohlobo lokungcola okufanele lususwe, ngoba izindawo eziqinile kanye namabala aminyene ngokuvamile adinga amazinga aphezulu okuqina kwe-cast steel shot ukuze kutholakale izinga lokuhlanza elamukelekile ngaphandle kwesikhathi esiningi kakhulu. Cabangela iphrofayili yokuphela kwendawo oyifisayo, elinganiswa ngama-micrometer noma ama-mils, ngoba ubukhulu obukhulu be-shot bukhiqiza amaphethini okugxila ajulile kuyilapho i-shot encane ikhiqiza izindawo ezibushelelezi ezifanele ukumbozwa kwezingqimba ezincanyana. Hlala ufanisa usayizi we-cast steel shot nemingcele yemishini yokushaya, okuhlanganisa ububanzi besondo, isivinini se-blade, kanye nosayizi wembobo ye-nozzle, ukuze uqinisekise ukusheshisa nokumboza okufanele ngaphandle kokuvimba noma ukuguga ngokweqile ezingxenyeni zomshini. Cela amasampula e-Shandong Huilizhong ngaphambi kokuthenga ngobuningi, futhi wenze izivivinyo ezilawulwayo ezilinganisa isivinini sokuhlanza, ukusetshenziswa kwe-media, kanye nokushiyabuzela kwendawo ukuze uqinisekise ukuthi izinga elikhethiwe lihlangabezana nezidingo zakho zohlelo. Cabangela izindleko zokunikwa konke kunokugxila kuphela entengweni ngekhilogremu, ngoba i-cast steel shot yekhwalithi ephezulu enezinga eliphansi lokwephuka ivamise ukuba nomnotho kakhulu ngokuhamba kwesikhathi noma ngabe intengo yokuqala iphezulu. Xoxisana nethimba lezobuchwepheshe e-Huilizhong, elinolwazi olubanzi ezimbonini ezahlukahlukene futhi elinganikeza izincomo ezisekelwe emininingwaneni yangempela yasendle evela ezinhlelweni ezifanayo ukuze kufinyezwe umjikelezo wakho wokuhlola.

Isizwe esikhulu sezimoto empumalanga yeChina sishintshele ku-Huilizhong cast steel shot ngemuva kokubhekana nokusetshenziswa ngokweqile kwezinto zokuhlanza kanye nekhwalithi yokuhlanza engahambisani kumthengisi wabo wangaphambilini, bathola ukuncishiswa okungu-35% ekusetshenzisweni kwe-abrasive ezinyangeni ezintathu zokuqala zoshintsho. Umkhiqizi we-aerospace ongaphansi kwenkampani enkulu, osebenza ngezingxenye ze-landing gear, wamukela i-Huilizhong's premium grade cast steel shot yokwenza i-shot peening futhi waqopha ukuthuthuka okulinganisekayo emiphumeleni yokuhlolwa kokuphila kwempilo yokukhathala, okumsizile ukuthola izinkontileka ezengeziwe kumkhiqizi ohamba phambili wezindiza. Umkhumbi-mkhumbi eSoutheast Asia ubike ukuthi ukushintsha ku-Shandong Huilizhong cast steel shot ukulungiselela indawo ngaphambi kokupenda kunciphise isikhathi sokuhlanganisa ngama-20% kuyilapho kusukela isikhathi sokusebenza kwephansi le-blast room kanye nesistimu yokubuyisela ngenxa yokuncipha kwezinto ezincane kanye nokuncipha kothuli. Umkhiqizi wezinto ezisindayo eSouth America wenza i-Huilizhong cast steel shot ibe yindinga ezimbonini ezintathu futhi wathola ukonga okukhulu ekuthengeni ngobuningi, kuyilapho ikhwalithi yezinto ehambisanayo yaqeda isidingo sokulungisa inqubo lapho kudluliselwa ukukhiqiza phakathi kwezindawo. Lezi zibonelo zangempela zibonisa ukuthi ukutshala imali ku-cast steel shot yekhwalithi ephezulu kuletha inzuzo enkulu hhayi kuphela ekongeni izinto ngqo, kodwa nasekuthuthukiseni ukwethembeka kwemishini, ukunciphisa ukwenziwa kabusha, kanye nokusebenza okunamandla komkhiqizo wokugcina.

Ukuze uthole eminye imininingwane ngenkampani yethu nokuzibophezela kwethu kwekhwalithi, sicela uvakashele i-Ikhaya ikhasi. Hlola uhla lwethu olugcwele lwemikhiqizo yokuhlikihla ku-Imikhiqizo ikhasi. Funda kabanzi ngomlando wethu namagugu ethu ku-Mayelana Nathi ikhasi. Bheka i-Izindaba ikhasi ukuze uthole izibuyekezo zomkhakha nezimemezelo zenkampani. Bona ifilosofi yomkhiqizo wethu nokuzibophezela kwethu ekusekeleni amakhasimende ku-Uphawu ikhasi.

Ukukhetha umthengisi ofanele we-cast steel shot kunomthelela oqondile futhi ohlala njalo ekusebenzeni kwakho kokukhiqiza, ikhwalithi yomkhiqizo, kanye nezindleko zokusebenza, okwenza kube isinqumo esifanele ukuhlolwa ngokucophelela ngaphezu kwezindleko zokuthenga. I-Shandong Huilizhong Industrial Technologies Co., Ltd. ihlanganisa ubuchwepheshe beminyaka eminingi bezinsimbi nobuchwepheshe besimanje bokukhiqiza ukukhiqiza i-cast steel shot ehlangabezana ngokungaguquki nezindinganiso zamazwe ngamazwe ezidinga kakhulu. Ukuzinikela kwenkampani ekulawuleni ikhwalithi okuqinile, kusukela ekukhetheni izinto zokusetshenziswa kuze kufike ekupakishweni kokugcina, kuqinisekisa ukuthi yonke imithwalo iletha ukusebenza okuthembekile okufanayo amakhasimende asejwayele ukukulindela. Ngezinhlobonhlobo zamazinga obulukhuni, usayizi wokusabalalisa, kanye nezinketho zokupakisha, i-Huilizhong ingakwazi ukwenza i-cast steel shot yayo ivumelane nezidingo ezithile zanoma yiluphi uhlelo lokushaya nge-sand, ukushaya ngezinsimbi, noma ukulungisa indawo. Ukonga kwezindleko okubhaliwe, ukuthuthukiswa kokusebenza, kanye nezinzuzo zokusebenza ezibikwa amakhasimende ezimbonini zezimoto, i-aerospace, imishini esindayo, kanye nokwakha imikhumbi kunikeza ubufakazi obuqinile benani elilethwa yi-Huilizhong cast steel shot. Ngokubambisana ne-Shandong Huilizhong, awutholi nje umthengisi wezinto zokuhlikihla ezisezingeni eliphezulu, kodwa uzakwethu wezobuchwepheshe ozinikele ekukusizeni ukuthi uthuthukise izinqubo zakho zokushaya nge-sand futhi uzuze imiphumela emihle kakhulu yokuphela kwendawo. Xhumana nethimba le-Huilizhong namuhla ukuze uxoxe ngezidingo zakho zokusebenza futhi uthole ukuthi i-cast steel shot yethu ingakwazi ukuphakamisa imisebenzi yakho yokukhiqiza izinga elilandelayo.