Mphero ya mpira ndi chida chofunikira pakulekanitsa. Amagwiritsidwa ntchito kwambiri ndi simenti, mankhwala a silicate, zomangira zatsopano, zopangira moto, feteleza wamankhwala, chitsulo chakuda komanso chosakhala chachitsulo, galasi, ziwiya zadothi ndi zina. Mphero yathu imatha kugaya miyala kapena zinthu zina zomwe zingathe kukhala pogaya mwina ndi njira yonyowa kapena pouma.
Mphero ya mpira ndi yoyenera kupindula ndi kugaya phulusa la ntchentche, miyala yamwala, mchenga wa quartz, ufa wa aluminiyamu, ufa wamakala, slag yachitsulo, miyala, potaziyamu feldspar, miyala yachitsulo, slag yachitsulo, slag ya aluminiyamu, silicon carbide, alumina, gangue yamala ndi zipangizo zina.
Gawo lalikulu la mphero yonyowa mpira ndi yamphamvu ndi awiri ang'onoang'ono ndi kutalika lalikulu onsewo pang'onopang'ono ndi kachilombo HIV. Zomwe zimadyetsedwa zimayikidwa panjira yamphamvu ndi nthaka ndi mphamvu ya mpira wachitsulo ndi ore komanso kudzipukusa. Chifukwa cha zinthu zomwe zikudyetsedwa mosalekeza, kuthamanga kumakankhira zakutchire ndipo zinthu zapansi zimatulutsidwa kuchokera kubuloko yamphamvu. Gululi lomwe limayikidwa pakamphero limadalira kutulutsa mokakamizidwa. Zamkati zamkati mwazitali zimachepetsa miyala ikuluikulu, ndikutchingira mpira kuti usatuluke. Pansi pa zochitika zomwezo, kupanga kwa grid mill ndikokulirapo kuposa kusefukira kwa mphero. Onse malekezero a yamphamvu thupi kutengera zimakhudza anagubuduza m'malo kuchitira kutsetsereka, amene ali mphamvu yopulumutsa.
Lembani |
Liwiro lozungulira |
Kulemera kwa mipira |
Kukula kukula |
Linanena bungwe kukula |
Mphamvu |
Njinga mphamvu |
Kulemera |
Zamtengo wapatali | 36 | 1.0 | ≤20 | 0.074-0.4 | 0.5-1.5 | 18.5 | 4 |
Zamtundu × 900 × 1800 | 36 | 1.5 | ≤20 | 0.074-0.4 | 1.1-3.5 | 22 | 4.8 |
Zamtundu × 900 × 3000 | 36 | 2.6 | ≤20 | 0.074-0.4 | 1.5-4.8 | 30 | 6 |
1200 × 2400 | 31 | 3.5 | .25 | 0.074-0.4 | 1.6-5 | 30 | 9.5 |
×1200 × 4500 | 31 | 6.5 | .25 | 0.074-0.4 | 1.6-5.8 | 4.5 | 13.1 |
1500 × 3000 | 27 | 6.8 | .25 | 0.074-0.4 | 2-6.3 | 75 | 16 |
1500 × 4500 | 27 | 10 | .25 | 0.074-0.4 | 3-9 | 110 | 19 |
1500 × 5700 | 27 | 13 | .25 | 0.074-0.4 | 3.6-11 | 130 | 24 |
1830 × 3000 | 25 | 10 | .25 | 0.074-0.4 | 4-11 | 130 | 25 |
1830 × 3600 | 25 | 12 | .25 | 0.074-0.4 | 4.3-12 | 155 | 32 |
1830 × 4500 | 25 | 15 | .25 | 0.074-0.4 | 4.5-16 | 155 | 33.7 |
1830 × 6400 | 25 | 21 | .25 | 0.074-0.4 | 6-17 | 210 | 38 |
1830 × 7000 | 25 | 23 | .25 | 0.074-0.4 | 6.5-18 | 210 | 43 |
00 2100 × 3000 | 23 | 13 | .25 | 0.074-0.4 | 5-15 | 180 | 32 |
002100 × 3600 | 23 | 16 | .25 | 0.074-0.4 | 6-17 | 210 | 35.8 |
002100 × 4500 | 23 | 20 | .25 | 0.074-0.4 | 7-21 | 245 | 42.6 |
002100 × 7000 | 23 | 31 | .25 | 0.074-0.4 | 8-25 | 280 | 55 |