Mpira mphero ndi zida kiyi akupera pambuyo ndondomeko kuphwanya mu beneficiation chomera, ntchito pogaya mitundu ya zipangizo monga mkuwa ore, golide ore, magnetite ore, quartz, lead nthaka ore, feldspar ndi zipangizo zina mu ufa wabwino 20-75micrometer. Kutengera kutulutsa mtundu, Ikhoza kukhala mtundu wa kabati, mtundu wa kusefukira etc. Komanso, mphero ya mpira itha kugwiritsidwa ntchito pakupera kowuma ndi konyowa kwa mitundu yonse ya ores ndi zida zina zopukutira. Mitundu yotentha yogulitsa mphero ndi 900 * 1800, 900 * 3000, 1200 * 2400, 1500 * 3000, etc.
Mpira mphero ndi yopingasa cylindrical kasinthasintha chipangizo, kuyendetsa ndi mlomo gearwheel, pali zipinda ziwiri ndi gululi. Zida zimalowa m'chipinda choyamba kudzera m'malo odyetserako chakudya, mkati mwa chipinda choyamba, pali zingwe za siteji ndi ma liners othamanga komanso mipira yachitsulo yokhala ndi mitundu yosiyanasiyana.Chipolopolocho chimazungulira chomwe chimapanga eccentricity, mphamvu iyi imabweretsa mipira pamtunda wina ndiyeno mipira imagwera pansi ndi mphamvu yokoka, yomwe idzakhudza ndikupera zinthuzo. Pambuyo pakupera koyamba m'chipinda choyamba, zinthu zimalowa m'chipinda chachiwiri kudzera pawindo lodzipatula, m'chipinda chachiwiri muli fiat liners ndi mipira yachitsulo, pambuyo pogaya yachiwiri, zinthu zimatulutsidwa kudzera pawindo lotulutsa.
| Chitsanzo | Kuthamanga kwa chipolopolo (r/mphindi) | Mpira katundu (t) | Kudyetsa kukula (mm) | Kutulutsa kukula (mm) | Mphamvu (t/h) | Mphamvu zamagalimoto (kw) | Kulemera konse (t) |
| Ф900×1800 | 36-38 | 1.5 | <20 | 0.075-0.89 | 0.65-2 | 18.5 | 5.85 |
| Ф900×3000 | 36 | 2.7 | <20 | 0.075-0.89 | 1.1-3.5 | 22 | 6.98 |
| Ф1200×2400 | 36 | 3 | <25 | 0.075-0.6 | 1.5-4.8 | 30 | 13.6 |
| Ф1200×3000 | 36 | 3.5 | <25 | 0.074-0.4 | 1.6-5 | 37 | 14.3 |
| Ф1200×4500 | 32.4 | 5 | <25 | 0.074-0.4 | 1.6-5.8 | 55 | 15.6 |
| Ф1500×3000 | 29.7 | 7.5 | <25 | 0.074-0.4 | 2-5 | 75 | 19.5 |
| Ф1500×4500 | 27 | 11 | <25 | 0.074-0.4 | 3-6 | 110 | 22 |
| Ф1500×5700 | 28 | 12 | <25 | 0.074-0.4 | 3.5-6 | 130 | 25.8 |
| Ф1830×3000 | 25.4 | 11 | <25 | 0.074-0.4 | 4-10 | 130 | 34.5 |
| Ф1830×4500 | 25.4 | 15 | <25 | 0.074-0.4 | 4.5-12 | 155 | 38 |
| Ф1830×6400 | 24.1 | 21 | <25 | 0.074-0.4 | 6.5-15 | 210 | 43 |
| Ф1830×7000 | 24.1 | 23 | <25 | 0.074-0.4 | 7.5-17 | 245 | 43.8 |
| Ф2100×3000 | 23.7 | 15 | <25 | 0.074-0.4 | 6.5-36 | 155 | 45 |
| Ф2100×4500 | 23.7 | 24 | <25 | 0.074-0.4 | 8-43 | 245 | 56 |
| Ф2100×7000 | 23.7 | 26 | <25 | 0.074-0.4 | 12-48 | 280 | 59.5 |
| Ф2200×4500 | 21.5 | 27 | <25 | 0.074-0.4 | 9-45 | 280 | 54.5 |
| Ф2200×6500 | 21.7 | 35 | <25 | 0.074-0.4 | 14-26 | 380 | 61 |
| Ф2200×7000 | 21.7 | 35 | <25 | 0.074-0.4 | 15-28 | 380 | 62.5 |
| Ф2200×7500 | 21.7 | 35 | <25 | 0.074-0.4 | 15-30 | 380 | 64.8 |
| Ф2400×3000 | 21 | 23 | <25 | 0.074-0.4 | 7-50 | 245 | 58 |
| Ф2400×4500 | 21 | 30 | <25 | 0.074-0.4 | 8.5-60 | 320 | 72 |
Kwa mphero ya mpira, zida zazikulu zosinthira ndi mipira yachitsulo, zitsulo zopangira mphero ndi mbale za kabati. Ngati kasitomala akufunika ma liner a mpira ndi mbale za kabati, amatha kutitumizira zojambula za liner ndi mbale za kabati, titha kuziponyera mufakitale yathu yoponya. Ngati mulibe data ya liner, titha kutumiza mainjiniya athu patsamba lanu ndikukulitsa ma liner, ndiye titha kupanga chojambulira ndikuponyera liner mufakitale yathu yoyambira.