{"id":169,"date":"2026-07-02T02:05:00","date_gmt":"2026-07-02T02:05:00","guid":{"rendered":"https:\/\/millautomation.com\/?post_type=product&p=169"},"modified":"2026-07-02T02:10:48","modified_gmt":"2026-07-02T02:10:48","slug":"heavy-duty-gearboxes-for-ball-cement-mills","status":"publish","type":"product","link":"https:\/\/millautomation.com\/it\/prodotto\/heavy-duty-gearboxes-for-ball-cement-mills\/","title":{"rendered":"Riduttori per impieghi gravosi per mulini a sfere e per cemento"},"content":{"rendered":"

Heavy-duty gearboxes for ball mills, SAG mills, and cement grinding systems are engineered to deliver continuous high torque under extreme shock loads and abrasive conditions. These robust units power the grinding processes that are central to mineral processing and cement production worldwide.<\/p>\n

\"Heavy-duty<\/p>\n

Panoramica del prodotto<\/h2>\n

These gearboxes serve ball mills, SAG mills, cement mills, and vertical roller mills in mining and cement plants. Core strengths include high output torque capacity, exceptional shock load resistance, advanced lubrication systems, and designs optimized for 24\/7 continuous grinding operations under heavy loads and abrasive environments.<\/p>\n

Parametri tecnici<\/h2>\n\n\n\n\n\n\n\n\n\n\n
Parametro<\/th>\nGamma di specifiche<\/th>\n<\/tr>\n
Potenza in ingresso<\/td>\nFino a 5500 kW<\/td>\n<\/tr>\n
Coppia in uscita<\/td>\nUp to 2200 kNm<\/td>\n<\/tr>\n
Intervallo di rapporto<\/td>\n8:1 to 350:1<\/td>\n<\/tr>\n
velocit\u00e0 di ingresso<\/td>\nFino a 1800 giri al minuto<\/td>\n<\/tr>\n
Opzioni di montaggio<\/td>\nFoot, flange, custom mill interfaces<\/td>\n<\/tr>\n
Temperatura ambiente<\/td>\n-30 degrees C to +55 degrees C<\/td>\n<\/tr>\n
Valutazione di protezione<\/td>\nIP66 standard<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Principio di funzionamento<\/h2>\n

Power from the main drive motor is transmitted through multi-stage helical or planetary gear arrangements. The high-torque low-speed output shaft connects directly to the mill pinion or girth gear. Advanced forced lubrication and cooling systems maintain stable operation under continuous heavy grinding loads, while reinforced housings absorb the cyclic shock forces generated during the grinding process.<\/p>\n

\"Cement<\/p>\n

Vantaggi principali<\/h2>\n
1. Exceptional Shock Load Handling<\/strong><\/p>\n

Reinforced gear sets and housings withstand the heavy cyclic impacts from grinding media and material.<\/p>\n<\/div>\n

2. High Continuous Torque Capacity<\/strong><\/p>\n

Delivers reliable output torque up to 2,200 kNm for large ball mills and vertical roller mills.<\/p>\n<\/div>\n

3. Advanced Lubrication Systems<\/strong><\/p>\n

Forced oil lubrication with integrated cooling maintains stable temperatures during 24\/7 grinding operations.<\/p>\n<\/div>\n

4. Long Service Life in Abrasive Conditions<\/strong><\/p>\n

Wear-resistant gear tooth profiles and robust sealing extend operational life in dusty mineral processing environments.<\/p>\n<\/div>\n

5. Dual and Single Pinion Configurations<\/strong><\/p>\n

Available in single or dual-pinion arrangements to match mill power requirements and layout constraints.<\/p>\n<\/div>\n

6. Custom Mill Interface Design<\/strong><\/p>\n

Engineered to match existing mill girth gears, pinion stands, and foundation requirements.<\/p>\n<\/div>\n

Struttura e lavorazione dei materiali<\/h2>\n

Housings are fabricated from high-strength steel or cast in QT500 ductile iron with internal reinforcements. Gears are precision ground from case-hardened alloy steel. Large-diameter output shafts and heavy-duty bearings handle combined radial and axial loads from the mill. Forced lubrication systems with oil coolers and advanced sealing maintain performance in continuous grinding operations.<\/p>\n

\"Grinding<\/p>\n

Scenari applicativi tipici<\/h2>\n

Ball Mills in Mining:<\/strong> Provides reliable high torque for grinding ore in mineral processing plants operating under heavy continuous loads.<\/p>\n

SAG Mills:<\/strong> Handles the combined impact and grinding forces in semi-autogenous grinding operations with large feed sizes.<\/p>\n

Cement Vertical Roller Mills:<\/strong> Delivers precise torque to grinding rollers while withstanding the high axial and radial forces in clinker grinding.<\/p>\n

\"Cement<\/p>\n

Guida alla selezione<\/h2>\n

Calculate required output torque based on mill power and grinding media load. Determine the target mill speed and select the appropriate ratio. Consider single or dual-pinion configuration based on mill size and power. Evaluate mounting orientation, foundation strength, and ambient conditions. Review thermal capacity for continuous operation and specify any requirements for forced lubrication or external cooling. Confirm compatibility with existing mill girth gear or pinion interface.<\/p>\n

Confronto con altri marchi<\/h2>\n

La tabella seguente mostra i modelli equivalenti pi\u00f9 comuni a titolo di riferimento. EVER POWER \u00e8 un'azienda olandese indipendente e non produce n\u00e9 vende prodotti contraffatti di alcuna marca. Queste informazioni sono fornite esclusivamente a scopo di confronto tra marchi diversi.<\/p>\n\n\n\n\n\n\n
Modello EVER POWER<\/th>\nEquivalente SEW<\/th>\nEquivalente di Fender<\/th>\nEquivalente Sumitomo<\/th>\nNota sulla selezione dei tasti<\/th>\n<\/tr>\n
EP-BM-1400<\/td>\nX5K 355<\/td>\nB5SH 13<\/td>\nParamax 13000<\/td>\nBall mill drive 4\u20135 MW<\/td>\n<\/tr>\n
EP-BM-2000<\/td>\nX6K 400<\/td>\nB6SH 14<\/td>\nParamax 15000<\/td>\nSAG mill or large cement mill<\/td>\n<\/tr>\n
EP-BM-2800<\/td>\nX7K 450<\/td>\nB7SH 16<\/td>\nParamax 17000<\/td>\nVertical roller mill drive<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Certificazione di qualit\u00e0 e impegno nel servizio<\/h2>\n

All units are manufactured under ISO 9001:2015 quality management and carry CE marking. An 18-month warranty from shipment or 12 months from commissioning (whichever comes first) covers materials and workmanship. Global technical support, spare parts, and on-site commissioning services are available from the Dutch headquarters and authorized partners.<\/p>\n

Domande frequenti<\/h2>\n

Q: What service factor is recommended for ball mill applications?<\/strong>
\nA: A minimum service factor of 2.0\u20132.5 is recommended due to the heavy shock loads from grinding media and material.<\/p>\n

Q: How is lubrication managed in continuous grinding operations?<\/strong>
\nA: Forced oil lubrication with integrated oil cooling and filtration systems maintains stable temperatures and protects components during 24\/7 operation.<\/p>\n

Q: Can these gearboxes be supplied in dual-pinion configuration?<\/strong>
\nA: Yes. Both single-pinion and dual-pinion arrangements are available to match mill power and layout requirements.<\/p>\n

Q: What maintenance is critical for mining mill gearboxes?<\/strong>
\nA: Regular oil analysis, vibration monitoring, and scheduled inspection of gear tooth condition help prevent unplanned downtime in remote mining operations.<\/p>\n

Q: Are custom cooling systems available?<\/strong>
\nA: Yes. External oil coolers and enhanced cooling jackets can be integrated for high ambient temperature or high-power applications.<\/p>\n

Casi di studio \u2013 Appunti di ingegneria sul campo<\/h2>\n

Peru<\/strong> \u2013 Large copper concentrator in the Andes. Two dual-pinion ball mill gearboxes (2,000 kW each) were installed during a plant expansion. The units have operated continuously for over 20 months with excellent thermal stability and zero unplanned stoppages.<\/p>\n

Turkey<\/strong> \u2013 Major cement plant near Ankara. Three vertical roller mill gearboxes were supplied for a new clinker grinding line. Post-commissioning testing confirmed vibration levels well below acceptance criteria and stable performance under full load.<\/p>\n

South Africa<\/strong> \u2013 Platinum group metals processing plant. A heavy-duty SAG mill gearbox was installed to replace aging equipment. The new unit increased grinding capacity while reducing lubricant consumption and maintenance frequency.<\/p>\n

Invito alla cooperazione<\/h2>\n

EVER POWER, a Dutch company specializing in heavy-duty grinding mill gearboxes, welcomes inquiries from mining and cement producers seeking reliable, high-torque drive solutions. Our engineering team can review your mill specifications and provide a tailored proposal.<\/p>\n

Visita il sito principale<\/a> for more information. For technical discussions or project quotations, please contact us via the pagina dei contatti<\/a>. We are prepared to support your grinding mill projects with proven, high-performance equipment.<\/p>","protected":false},"excerpt":{"rendered":"

Discover high-performance heavy-duty gearboxes for ball mills, SAG mills, and cement grinding systems. Review specifications, working principles, advantages, selection guidance, comparisons, case studies, and service commitments from EVER POWER in the Netherlands.<\/p>","protected":false},"featured_media":70,"comment_status":"open","ping_status":"closed","template":"","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":""},"product_brand":[],"product_cat":[20],"product_tag":[],"class_list":["post-169","product","type-product","status-publish","has-post-thumbnail","product_cat-products","first","instock","shipping-taxable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/millautomation.com\/it\/wp-json\/wp\/v2\/product\/169","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/millautomation.com\/it\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/millautomation.com\/it\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/millautomation.com\/it\/wp-json\/wp\/v2\/comments?post=169"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/millautomation.com\/it\/wp-json\/wp\/v2\/media\/70"}],"wp:attachment":[{"href":"https:\/\/millautomation.com\/it\/wp-json\/wp\/v2\/media?parent=169"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/millautomation.com\/it\/wp-json\/wp\/v2\/product_brand?post=169"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/millautomation.com\/it\/wp-json\/wp\/v2\/product_cat?post=169"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/millautomation.com\/it\/wp-json\/wp\/v2\/product_tag?post=169"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}