33-99No. Mufu E Rd. Gulou District, Nanjing, China [email protected] | [email protected]
33-99No. Mufu E Rd. Gulou District, Nanjing, China [email protected] | [email protected]
New Zealand's mining and civil construction sectors operate under some of the Pacific region's most stringent occupational noise regulations. WorkSafe NZ's noise exposure limits—85 dB(A) as the action level and 90 dB(A) as the exposure limit ov...
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Kazakhstan's copper and gold belt—KAZ Minerals' Bozshakol open-pit in Pavlodar Region and the Altyntau gold operations near Kokshetau—operates RD22U drill attachments in steppe terrain where summer temperatures reach 40°C and winter d...
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Iran's copper mining at Sarcheshmeh—the National Iranian Copper Industries Company's flagship operation in Kerman Province—and the gold-copper operations at Sungun in East Azerbaijan drill through porphyry copper formations that span 160&...
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Peru's Andean mining belt operates at elevations where both the physics and the logistics of drill maintenance diverge from sea-level assumptions. At Antamina's copper-zinc mine at 4,300 meters in Ancash Province and Buenaventura's Uchucchacua silver...
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Canada's gold and copper mining spans contrasting geologies that impose contrasting demands on the RD22U's roller bearing. At Agnico Eagle's Meadowbank gold mine in Nunavut—where the Archean metasediment host rock runs 160–200 MPa UCS&mda...
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UK tunneling projects under Thames, through Chalk and London Clay beneath the capital, and through the Pennine hard limestone on rail infrastructure—HS2's northern sections in particular—specify Atlas Copco RD22U drifters on boom jumbos f...
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France's hard-rock tunneling—the Lyon-Turin base tunnel through crystalline alpine rock, the SYTRAL metro extensions beneath Lyon's urban core, and granite quarrying in Brittany and Normandy—operates RD22U drifters on percussion programs ...
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Spain's potash operations in Catalonia, the copper-zinc mine at Sotiel Coronada in Huelva, and the extensive limestone and granite quarrying across Castilla y León operate RD22U drifters on maintenance schedules that have to accommodate Spain'...
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Turkey's mining sector—Eti Bakır's Küre copper mine on the Black Sea coast, Koza Gold's Himmetdede operation in Kayseri, and the marble quarries of Afyon and Muğla—operates RD22U drifters across a formation range from soft ophiolitic...
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Malaysia's granite quarrying on the Main Range and the gold-copper skarn deposits at Selinsing in Pahang operate RD22U drifters in monsoon-season humidity that exceeds 95% for weeks at a time. The RD22U back head—the rear housing cap that house...
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Vietnam's bauxite mining in the Central Highlands—Vinacomin's Tan Rai and Nhan Co operations—and the hard-rock copper and gold projects in the northern provinces run RD22U drifters in a climate where site maintenance is frequently perform...
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Ukraine's iron ore operations in the Kryvyi Rih basin—ArcelorMittal Kryvyi Rih and Metinvest's operations at Ingulets and Northern Iron Ore—drill through the Krivoy Rog iron formation, one of the world's richest banded iron formations. Th...
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Welcome to HOVOO, a Chinese seal factory. Production of PU, Rubber and PTFE seals. The seals include O-ring, piston seal, rod seal, Gray ring and gas seal.
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