I?eduro: N¨ªn¨² ¨¤pil??k? y¨¬¨ª, a l¨° ¨¤p?r? i??? ¨¬k¨¤nn¨¤ granite kan, ?e ¨¤y??w¨° l¨®r¨ª ¨¤y??w¨° ¨¨r¨° or¨ª?iri?i granite, ¨¬lana ¨¬?i??? ¨¤k??k??, ¨¤ti ¨¬lana ¨¬?i??? t¨ª a m¨² d¨¢ad¨¢a, t¨ª a ¨½ t??s¨ªw¨¢j¨² l¨¢ti f¨²nni n¨ª ¨¬d¨¢h¨´n ¨¤gb¨¦y??w¨° t¨¨k¨ªn¨ªn¨ª f¨²n ¨¬t??j¨² sand t¨ª a y?? l¨¢ti ??d¨¢ granite.

?gb¨¦kal?? i??? ¨¤b¨¢j¨¢de ¨¨r¨° or¨ª ¨¤ti ¨¤gb¨¦kal?? ¨°k¨²ta il?? ¨¤ti ¨°k¨²ta ¨¤l¨´k¨° ti n¨ª ¨¬t??s¨ªw¨¢j¨² t¨® y¨¢ra n¨ª ??p?? ?d¨²n, ¨® s¨¬ ti di ohun ¨¬gb¨¤gb¨¦ ¨¤ti p¨¤t¨¤k¨¬ l¨¢ti fi k?? il¨¦. N¨ªn¨² ¨¤y¨ªpad¨¤ i??? n¨¢¨¤ s¨ª ¨¬pele ¨¬gb¨¤gb¨¦ t¨® t¨®bi ¨¤ti i???-¨¬gb¨¤gb¨¦, ¨¬t??j¨² ¨¤w?n ¨°k¨²ta t¨ª ¨® w¨¤ n¨ª il?? g¨ªga ti m¨¢a ¨½ j?? ¨¤k?s¨ªl?? p¨¤t¨¤k¨¬ n¨ªgb¨¤ gbogbo. B¨¢wo ni a ?e l¨¨ y?ra f¨²n ipa ¨¤y¨ªpad¨¤ ay¨ªk¨¢ t¨ª ¨¤w?n ¨°k¨²ta t¨ª ¨® w¨¤ n¨ª il?? g¨ªga ¨½ ?e ¨¤ti b¨ª a ?e l¨¨ lo w?n l?p?l?p? l¨¢ti m¨² ¨¨r¨¨ w?n p?? ni ¨¤w?n ??r¨¤n t¨® ?e pataki ¨¤ti t¨® ?e p¨¤t¨¤k¨¬ t¨ª gbogbo ¨¨t¨° ¨¬gb¨¤gb¨¦ gb??d?? gb¨¦ y?? w¨°. ?pil??k? y¨¬¨ª gb¨¦granitiiIlana i?? ¨¤gb¨¦kal?? ¨¤gb¨¦kal?? ¨¬gb¨°k¨¨gb¨°k¨¦ g??g?? b¨ª ¨¤p??r?, ?i?e ¨¬w¨¢d¨¬¨ª l¨®r¨ª ¨¬d¨¢nil¨®j¨² ohun ¨¨l¨° ¨¤¨¬d¨¢j?? t¨ª a fi ¨¤p¨¢ta granite ?e, ¨¬lana ¨¤k?s¨ªl?? ¨¤t??n¨¤ ¨¤ti ¨¬lana t¨ª a m¨² d¨¢ra s¨ªi, t¨ª a ¨½t??s¨ªw¨¢j¨² f¨²n ¨¬d¨¢gb¨¦kal?? ¨¤gb¨¦kal?? t¨ª a fi ¨¤p¨¢ta granite ?e.

1. ?pil??s??

Ise agbese iwakusa granite ni ipele to nip?n ti eekanna ti o ni iye tobi ti eekanna lati mu. Nitori aini lati da ile id dumps nla kan si ipo ise agbese, a ti ?eto laini i?el?p? fun ?i??da iyanrin ti a w? lati eekanna iwakusa ni ?gb? laini i?el?p? ilana ilana granite lati mu aw?n anfani ?r?-aje gbogbogbo ti ise agbese p? ati yanju i?oro it?ju eekanna. Ipinnu ti eto ilana naa da lori pataki aw?n ohun elo, aw?n ?ya ise agbese, ati aw?n ipo ?ja. L?w?l?w?, ko si ojutu im?-?r? ti o ni idagbasoke ati ti a le ?akoso fun i?el?p? iyanrin ti a w? lati eekanna granite ni ile-i??. Nitorinaa, iwadi yii ?e iwadi lori aw?n ohun elo ipil?, ilana ?i?e iyanrin, ati ilana it?ju omi idoti ti eekanna iwakusa, nfi akawe ilana ilana atil?ba p?lu ilana imudara ik?hin, n pese it?kasi fun ile-i?? ati aw?n ohun elo i?? akan?e ti o j?ra.

Process for Producing Washed Sand from Granite Overburden

2. ?w?n ¨¤n¨ªm¨²l¨° or¨ª?ir¨ª?i ¨¤w?n ohun ¨¨l¨°

?w?n ohun ¨¨l¨° or¨ª?ir¨ª?i n¨ª ¨¤gb¨¨gb¨¨ i??? n¨¢¨¤ j?? ¨¤pap?? ¨¤w?n ¨¤p¨¢ta granite diorite biotite amphibole, t¨ª ¨® n¨ª ¨¤w?? funfun, ¨¤ti ¨¤w?n ¨¤y¨ªpad¨¤ granite t¨ª ¨® n¨ª ¨¬r¨ªs¨ª ¨¤w?n ¨¨didi. ?w?n ¨¨r¨°j¨¤ or¨ª?ir¨ª?i ¨¤w?n ohun ¨¨l¨° t¨ª ¨® w¨¤ n¨ªn¨² r?? p??l¨² plagioclase, potassium feldspar, quartz, biotite, ¨¤ti amphibole, p??l¨² ¨¬w??n SiO2 t¨ª ¨® w¨¤ l¨¢¨¤¨¢r¨ªn 68.80% s¨ª 70.32%. ?w?n ohun ¨¨l¨° n¨¢¨¤ le, p??l¨² agb¨¢ra ¨¬t¨¬j¨² t¨ª ¨® w¨¤ l¨¢¨¤¨¢r¨ªn 172 s¨ª 196 MPa, t¨ª ¨® j?? ¨¤¨¢r¨ªn 187.3 MPa. ?w?n ohun ¨¨l¨° t¨ª ¨® w¨¤ l¨®r¨ª r?? t¨®bi jul? j?? am¨²?e er¨´p?? (¨¤w?s¨¢nm??) ¨¤ti granite t¨ª ¨® ti b¨¤ j?? p¨¢t¨¢p¨¢t¨¢, p??l¨² ¨¬p¨ªnl?? t¨ª k¨° y¨¦k¨¦y¨¦k¨¦. ? j?? ¨¤pap?? n¨ªn¨² r??.

L¨¢ti ?e ¨¤m¨¬ ¨¬w¨¤l¨¢¨¤y¨¨ n¨ªn¨² ¨¬w??n aw?? il??, ¨¬w??n am??, ¨¤ti ¨¤w?n ¨¤k?s¨ªl?? p¨¤t¨¤k¨¬ m¨ª¨¬ ti ¨¤y¨ªk¨¢ il??, a gb¨¦ ¨¤w?n ¨¤d¨¤k? l¨¢tin¨² ¨¤w?n ibi m??ta t¨® ?e ¨¤p??r? n¨ªn¨² agbegbe ¨¤gb¨¦kal?? ¨¤ti ¨¬w¨¢d¨¬¨ª w?n n¨ª ibi ¨¬w¨¢d¨¬¨ª t¨® w¨¤ l¨¢d¨´¨²gb¨°. ?w¨¢d¨¬¨ª ¨¤w?n ¨¤k?s¨ªl?? ¨¬d¨¢nw¨° fi h¨¤n p¨¦ ¨¬w??n am?? n¨ªn¨² ¨¤y¨ªk¨¢ il?? n¨¢¨¤ j?? n¨ª ¨¬w??n t¨® f??, ¨¤ti p¨¦, ¨¬w??n fineness j?? t¨® d¨¢ra, t¨ª ¨® b¨¢ ¨¤w?n ¨¬w??n ¨¤m¨¬ ¨¬w¨¤l¨¢¨¤y¨¨ f¨²n iyanrin ¨¤¨¢r¨ªn.

3. Iye ??el¨² ¨¤ti ?w?n ?°ù¨´

G??g?? b¨ª iye ¨¤gb¨¦kal??, ¨¤l¨¤y¨¦ ¨¤gb¨¦kal??, ¨¬gb¨¤ t¨ª ¨® y? f¨²n i???, ¨¤l¨¤y¨¦ ¨¬gb¨¦s?? ¨¬d¨¤gb¨¤s¨®k¨¨, ¨¤ti ?j¨¤ ¨¤gb¨¦y??w¨° f¨²n t¨ªt¨¤ iyanrin t¨ªt??, iye ¨¬?el¨² f¨²n m¨ªm¨² iyanrin t¨ª a w?? l¨¢tin¨² ¨¤gb¨¦kal??.

?w?n ?j¨¤ p¨¤t¨¤k¨¬ ni ¨¨¨¦w¨¤ t¨ª a fi omi w??, p??l¨² ¨¤w?n ?j¨¤ ¨¤t??d?? b¨ªi ¨¤k????? ¨°k¨²ta ¨¤ti ¨¤l¨´k¨°/¨°k¨²ta t¨ª a k??s¨ªl??.

4. ?k?s¨ªl?? ?k?s¨ªl?? I???

L??y¨¬n n¨¢¨¤, ¨¤k?s¨ªl?? ¨¤k?s¨ªl?? ¨¬?el¨² f¨²n ¨¬?el¨² ¨¨¨¦w¨¤ t¨ª a fi omi w?? l¨¢ti in¨² ¨¤y¨ªk¨¢ t¨²b?? p??l¨² ibi i??? f¨²n ?¨ª??? ¨¤k????? ¨¤y¨ªk¨¢, ibi i??? f¨²n ¨¨¨¦w¨¤ t¨ª a fi omi w??, ibi ¨¬??? ¨¨¨¦w¨¤ t¨ª a fi omi w??, ¨¤ti ¨¤w?n ??p¨¢ ¨¬r¨¬n.

L??y¨¬n t¨ª w??n b¨¢ ti fi i??? ¨¤y¨ªk¨¢ t¨ª ¨® ¨½ m¨¬, ohun ¨¨l¨° t¨ª ¨® t¨®bi ju 60 mm l? ni a fi ?¨ª??? ¨¤k????? t¨ª ¨® l¨¢gb¨¢ra, agbegb¨¦ egungun¨¤ti p¨¦ a fip¨¢ m?? ¨¤w?n ohun ¨¨l¨° t¨ª ¨® kere ju 60 mm l?, l??y¨¬n n¨¢¨¤ a gb¨¦ w?n l? s¨ª ¨¤y¨ªk¨¢ t¨ª ¨½ m¨¬. ?y¨ªk¨¢ t¨ª ¨½ m¨¬ ni a ?e s¨ªl?? n¨ªn¨²on¨ªb¨´j?? y??y???w?n ohun elo t¨ª ¨® k¨¦ker¨¦ ju 4.75 mm l? ni a fi ¨½ w?, l??y¨¬n n¨¢¨¤ a gb¨¦ w?n l? s¨ª ibi ¨¬k¨®pa ¨¤w?n ¨¨k¨²n t¨ª a ti w? f¨²n ¨¬k¨®pa ¨¤ti ¨¬gb¨¦j¨¤de. A d¨¢ ¨¬pam?? s¨ªl?? p??l¨² ¨¨t¨° ¨¬w¨¢d¨¬¨ª n¨¢¨¤.

Ile-i?? ?i??-l¨®r¨ª ?¨ª???-n¨²-¨¬j¨¤.

?w?n ohun ¨¬gb¨¤gb¨¦ il¨¦-¨¬??? gbigb¨¤ ¨¤w?n ohun ¨¨l¨° or¨ª?ir¨ª?i ni a gb¨¦ l? s¨ª ¨¤¨¤y¨¨ ¨¬gb¨¤gb¨¦ il¨¦-i??? ¨¬y??w¨´, ¨¨y¨ª t¨ª a fi ohun ¨¨l¨° ¨¬gb¨¤gb¨¦ i??? l¨ªle p??l¨² ¨¤y¨¤ ¨¤y¨¤ t¨ª o n¨ª ¨¤¨¤y¨¤ 60 mm ?e. ?w?n n¨¿kan t¨ª a y??w¨´ ni a fi ¨¬y??w¨´ ?nu ¨¤gb¨¤l¨¢ y??w¨´, t¨ª a s¨¬ d¨¤p?? m?? n¨¿kan t¨ª ¨® w¨¤ l¨¢b?? 60 mm, t¨ª a s¨¬ gb¨¦ l? s¨ª il¨¦-i??? ¨¤b¨´k¨´ t¨ª a fi oj¨²-??n¨¤ b¨¨lti gb¨¦. L??y¨¬n t¨ª a ti w?? ¨¤ti t¨ª a ti y??w¨´ n¨ªn¨² il¨¦-i??? ¨¤b¨´k¨´ t¨ª a w??, ¨¤w?n n¨¿kan t¨ª ¨® w¨¤ l¨¢¨¤¨¢r¨ªn 4.75 mm ¨¤ti 40 mm ni a d¨¢ pada s¨ª ¨¬y??w¨´ konu t¨ª ¨® j?? ¨¨y¨ªk¨¦y¨¬¨ª, t¨ª ¨® ¨½ ?e ¨¤y¨ªk¨¢ p??l¨² ¨¬y??w¨´ ¨¬y??w¨´ ¨¤y¨ªk¨¢ t¨ª ¨® w¨¤ n¨ªn¨² il¨¦-i??? ¨¤b¨´k¨´ t¨ª a w??.

Ilana naa lo lo aw?n on¨ªj¨¤ agb?n ti o d¨¢ra lati f? aw?n ¨°k¨²ta ¨¤gb¨¤l¨¢ ati aw?n ¨°k¨²ta ti o ti b¨¤j?? gidigidi, eyiti o r?run fun wiwu ati fifi?e. P?lu iyara fifun ti 220 t/h, ?r? naa p?lu:

  • 1 iy?wu ti o lagbara (4500 ¡Á 1200 mm, agbara fifun 220 t/h)
  • 1 on¨ªj¨¤ agb?n ti o d¨¢ra (agbara fifun 45 t/h, <75% iyara igbe)
  • 1 on¨ªj¨¤ agb?n konu (agbara fifun 50 t/h, <80% iyara igbe)

(2) Ile-i?? aw?n a?? ti a fi omi ?e

A gbe aw?n ohun elo ti a f? nipas? ?r? igbe ipele si ?r? fifi?e ayika ti o m¨¬ ni ile-i?? aw?n a?? ti a fi omi ?e, eyiti o ni ipele m?ta ti o ni paipu fifun omi fun wiwu, fifi aw?n ohun elo sori aw?n ipo ori?iri?i.

?l¨¤y¨¦ ¨¬w¨¢d¨¬¨ª fih¨¤n p¨¦ ohun ¨¬??? t¨ª ¨® k¨¦r¨¦ j¨´l? ni ¨¨y¨ª t¨ª ¨® ju 4.75 mm l?. L??y¨¬n t¨ª a b¨¢ ti t??, ¨¤ti ¨¬y¨¤ns¨¤, ohun ¨¬??? t¨ª ¨® ju 40 mm l? ni a ta g??g?? b¨ª ??r?? ¨¤w?n ??r?? ¨¬t??j¨². ?r? ??gb¨¤ ¨¬w??n¨¤ n¨¢¨¤ n¨ª:

  • ?y¨ªk¨¢ ¨¬y¨¤ns¨¤ ¨¬y¨¤ns¨¤ ¨¬y¨¤ns¨¤ m¨¦j¨¬ (agb¨¢ra 260 t/h)
  • ?w?n ap?r? ¨¬w??n¨¤ ¨¬w??n¨¤ m¨¦j¨¬ (agb¨¢ra 140 t/h)
  • ?w?n ??gb¨¤ ¨¬w??n¨¤ ¨¬w??n¨¤ ¨¬w??n¨¤ m¨¦j¨¬ (k????kan p??l¨² ap?r? ¨¬w??n¨¤ ¨¬w??n¨¤ ¨¤k¨¢, ¨¬y¨¤ns¨¤ ¨¬y¨¤ns¨¤ ¨¬y¨¤ns¨¤, ¨¤ti hydrocyclone)

N????t¨¬ ?t??j¨² ?y?? (3)

Ol¨´gb¨¦ ¨¬??? t¨ª ¨® ¨½ b? n¨ª ¨¤y¨ªk¨¢ n¨¢¨¤ gba ipa ¨¬w??n¨¤, p??l¨² omi t¨ª a l¨° l??p?? jul? f¨²n ¨¬w??n¨¤ ¨¤m¨¬ ¨¬y¨¤ns¨¤ ¨¤ti ??gb¨¤ ¨¬w??n¨¤ ¨¬w??n¨¤ ¨¬w??n¨¤. ?w?n ??r?? ¨¬y??.

?t??ka ?¨ª?e ¨¤w?n omi ¨¬s¨¨? t¨ª a l¨° (agbara 650 t/h) n¨ª:

  • 1 ¨¤t??ka ¨¬d¨¢gb¨¤ (28m)
  • 4 ¨¤t??ka ¨¬t??j¨² ¨¬s¨¨? (ir¨² 800/2000)

?pil??k?? y¨¬¨ª ¨½ ?e ¨¬fiw¨¦ra l¨¢¨¤rin ¨¤k?s¨ªl?? ¨¬?i??? ¨¬pil?? f¨²n m¨ªm¨² ¨¤w?n ¨¨?g¨²n ¨¤b¨´w¨¤ l¨¢ti in¨² ¨¬s¨¨? granite p??l¨² ¨¬?i??? ¨¬gb¨¦??? t¨ª a m¨² l¨¢ti m¨² ¨¤b¨¢j¨¢de dara s¨ªi. N¨ªpa ?¨ª?e ¨¤w?n ¨¤t¨²n?e s¨ª ¨¤w?n or¨ª?i ¨¤ti ¨¤w?n ¨¬w¨°?n ¨¤w?n ohun ¨¨l¨° f¨²n ¨¬r¨ªs¨ª, ¨¤w?n ohun ¨¨l¨° f¨²n ¨¬t??j¨², ¨¤w?n ohun ¨¨l¨° f¨²n ?¨ª?e ¨¬w??n ¨¤ti ¨¤w?n ohun ¨¨l¨° f¨²n ¨¬t??j¨² omi ¨¬s¨¨?, ¨¨t¨° n¨¢¨¤ ti n¨ª ¨¤t¨²n?e r?p?t? s¨ª ¨¬b¨¤l?? ¨¬gb¨¦???, m¨² ¨¬d¨¤gb¨¤d¨¢ ?j¨¤ dara s¨ªi, ¨¤ti m¨² ¨¬?¨¬??? il?? i??? ?e¨¦?e. L??w??l??w??, il?? i??? ¨¬?e ¨¬w??n ¨¤b¨´w¨¤ l¨¢ti in¨² granite ¨½ ?e i???.