About Us

Henan LIMING Heavy Industry Science and Technology Co. LTD which mainly manufacture large and medium-sized crushing and grinding equipments was founded in 1987. It is a modern joint-stock corporation with research, manufacturing and sales together. The Headquarter is located in HI-TECH Industry Development Zone of Zhengzhou and covers 80000 m ². Another workshop in Shangjie Industry Park covers 67000 m ². Over the more than 30 years, our company adheres to modern scientific management system, precision manufacturing, pioneering and innovation. Now LIMING has become the leader in domestic and oversea machinery manufacturing industry.

120

million

cubic meters

Industrial chain production base

70

national patents

689sets

national patents

170

Equipment service country

Company Culture

core values of the company

Create Value

Share Value

Observe Order

Respect Value

Service philosophy

Religious, fine, tight, and harmonious

LIMING spirit

Standardization, value, serialization, and differentiation will always exceed our contract

Brand Concept

Create and promote civilization, refine and interpret brilliantly

Business philosophy

Religious, meticulous, rigorous, and harmonious work

Our Global Footprint

Case Scene

Ball Mill

Copper ore mill is the key equipment for second grinding after the copper ore being crushed. We supply dry or wet type copper ore ball mill, which can be overflow type or lattice-type ball mill. Gold Ore Ball Mill

Ball mill_Henan Hongji Mine Machinery Co., Ltd.

35 行  Material: Iron ore, slag, copper ore, silver ore, galena and other materials. The ball mill is the

Ball Mills - Mine Engineer.Com

Most ball mills operate most efficiently between 65% and 75% of their critical speed. Photo of a 10 Ft diameter by 32 Ft long ball mill in a Cement Plant. Photo of a series of ball mills in a Copper Plant, grinding the ore for flotation. Image of cut away ball mill, showing material flow through typical ball mill.

Ball Mill Maintenance Installation Procedure

19-10-2016  Mill SHELL Liner HEAD Liners. Grate discharge heads for ball mills are completely assembled in the shop, with grates, clamp bars, pan liners, and center discharge liners in place. Depending upon available handling facilities, the head or shell can be lined separately in a repair bay, or after assembly of the mill proper in the trunnion bearings.

Ball Mill Grinding Theory - Crushing Motion/Action Inside

28-04-2017  First Stage of Ball Milling. Feed rate, 15.31 T. per hr. Classifier, Dorr duplex with baffled overflow. Ball load, 28,000 lb. of 3- and 2-in. balls. Speed, 23.8 r.p.m. Ball-mill power, 108 kw. Second Stage of Ball Milling. Feed rate, 6.54 T. per hr. Classifier, Dorr duplex. Ball load, 28,000 lb. of 2- and 1-in. balls. Speed, 23.8 r.p.m.

Paper # 25 - Copper Mountain Overview on the Grinding ...

The grinding circuit for the Copper Mountain project consists of one FLSmidth SAG mill and two FLSmidth ball mills. Figure 1 - Overview grinding circuit The Copper Mountain SAG mill is 10363 mm [34 feet] in diameter and 6096 mm [20 feet] long. It is a grate discharge mill with an inside diameter of 10363 mm [34 feet] and a grinding length of 5334

TECHNICAL NOTES 8 GRINDING R. P. King

the mill is used primarily to lift the load (medium and charge). Additional power is required to keep the mill rotating. 8.1.3 Power drawn by ball, semi-autogenous and autogenous mills A simplified picture of the mill load is shown in Figure 8.3 Ad this can be used to establish the essential features of a model for mill

Optimization of mill performance by using

a mill grind-out (no ore feed) of 10 to 20 minutes is also performed before mill inspection or relining. The complete grind-out is required to obtain the accurate ball load measurement or the percentage by volume of balls in the mill. This is usually performed soon after

What are the factors influencing the liner wear of a ball ...

The mill liners is not wear-resistant and has a short service life: 1.The understanding of the working conditions is not comprehensive, and the understanding is not profound. For example, the strength hardness A×b value of the mineral, the ta valu...

Wet Grid Ball Mill - Rhyther Mining

Wet Grid ball mill is mainly used for mixing and grinding materials in two types: dry grinding and wet grinding .It has advantages of fineness uniformity and power saving. The machine uses different types of liner to meet different customer needs. The grinding fineness of material can be controlled by grinding

Ball Mill for Gold Ore, Rock, Copper, Cement Grinding

Ball Mill for Gold Ore, Rock, Copper, Cement Grinding. Ball mill application: Ball mill is the key equipment for recrushing the materials after they are primarily crushed. It is an efficient tool for grinding various materials into powder. There are two ways of grinding: the dry process and the wet process. It can be divided into tabular type ...

China Ore Process Grinding Machine Ball Mill for Powder ...

Ball Mill, Grinding Machine, Grinding Mill manufacturer / supplier in China, offering Ore Process Grinding Machine Ball Mill for Powder Making, Bronze Bushing, Bronze Bowl Liner and Copper Seat for Metso/Symons HP Cone Crusher, 400tph Limestone Crushing and Sand Making Plant and so on.

China Ball Mill for Gold Ore Dressing Production Line ...

Mill, Ball Mill, Grinding Mill manufacturer / supplier in China, offering Ball Mill for Gold Ore Dressing Production Line (Diamter1200mmX3000mm), Bronze Bushing, Bronze Bowl Liner and Copper Seat for Metso/Symons HP Cone Crusher, 400tph Limestone Crushing and Sand Making Plant and so on.

Ball Mill - RETSCH - powerful grinding and homogenization

RETSCH is the world leading manufacturer of laboratory ball mills and offers the perfect product for each application. The High Energy Ball Mill E max and MM 500 were developed for grinding with the highest energy input. The innovative design of both, the mills and the grinding jars, allows for continuous grinding down to the nano range in the shortest amount of time - with only minor warming ...

Flexible milling and grinding solutions that last FLSmidth

For the mining industry, our semi-autogenous (SAG) grinding mill uses a minimal ball charge in the range of 6-15 percent. It is primarily used in the gold, copper and platinum industries as well as in the lead, zinc, silver, and nickel industries. Autogenous (AG) grinding mills involve no grinding media as the ore itself acts as the grinding ...

TECHNICAL NOTES 8 GRINDING R. P. King

the mill is used primarily to lift the load (medium and charge). Additional power is required to keep the mill rotating. 8.1.3 Power drawn by ball, semi-autogenous and autogenous mills A simplified picture of the mill load is shown in Figure 8.3 Ad this can be used to establish the essential features of a model for mill

White paper, September 2015 SmartMill™: Exceed your ...

Ball mills of almost 30-foot diameter have been built. AG and SAG mills Autogenous (AG) mills look like ball mills and function in a similar way — with the additional assistance of lifting plates that line the inside of the cylinder — but they use large ore particles as the grinding media. If the ore

A specific energy-based ball mill model: From batch ...

01-02-2016  1. Introduction. A specific energy-based size reduction model for batch grinding ball mills has been developed (Shi and Xie, 2015).The objective of this work was to overcome the limitations in the existing JKMRC (Julius Kruttschnitt Mineral Research Centre) perfect mixing ball mill model, including the use of a set of default breakage appearance functions for all ores, and the lumped model ...

Rod mills, how they function - Mine Engineer.Com

Rod mills are very similar to ball mills, except they use long rods for grinding media. The rods grind the ore by tumbling within the the mill, similar to the grinding balls in a ball mill. To prevent the conditions leading to rod charge tangling, the length to diameter ratio is maintained at 1.4 to 1.6.

copper silver ore grinding ball mill from china for chile

copper silver ore grinding ball mill from china for chile. Wide application of ball mill ball mill, as the key grinding equipment of the materials, is widely used for mineral grinding such as cement, lime, quartz, slag, silica, iron ore, copper ore, gold ore, bauxite, calcite, barite, gypsum and other minerals in mining, quarry, chemical, cement and other industries ball mill is the necessary ...

Ball Mill - an overview ScienceDirect Topics

Ball mills tumble iron or steel balls with the ore. The balls are initially 5–10 cm diameter but gradually wear away as grinding of the ore proceeds. The feed to ball mills (dry basis) is typically 75 vol.-% ore and 25% steel. The ball mill is operated in closed circuit with a particle-size measurement device and size-control cyclones.

Ball Mill - RETSCH - powerful grinding and homogenization

RETSCH is the world leading manufacturer of laboratory ball mills and offers the perfect product for each application. The High Energy Ball Mill E max and MM 500 were developed for grinding with the highest energy input. The innovative design of both, the mills and the grinding jars, allows for continuous grinding down to the nano range in the shortest amount of time - with only minor warming ...

Special Grinding Mill Linings to Chile - MINING.COM

01-11-2010  Metso has supplied special, chromium-molybdenum steel mill linings for one 40’x25.5′ SAG mill and two 26’x42′ ball mills for the expansion of the grinding plant at the Chilean Los Bronces ...

Flexible milling and grinding solutions that last FLSmidth

For the mining industry, our semi-autogenous (SAG) grinding mill uses a minimal ball charge in the range of 6-15 percent. It is primarily used in the gold, copper and platinum industries as well as in the lead, zinc, silver, and nickel industries. Autogenous (AG) grinding mills involve no grinding media as the ore itself acts as the grinding ...

White paper, September 2015 SmartMill™: Exceed your ...

Ball mills of almost 30-foot diameter have been built. AG and SAG mills Autogenous (AG) mills look like ball mills and function in a similar way — with the additional assistance of lifting plates that line the inside of the cylinder — but they use large ore particles as the grinding media. If the ore

A specific energy-based ball mill model: From batch ...

01-02-2016  1. Introduction. A specific energy-based size reduction model for batch grinding ball mills has been developed (Shi and Xie, 2015).The objective of this work was to overcome the limitations in the existing JKMRC (Julius Kruttschnitt Mineral Research Centre) perfect mixing ball mill model, including the use of a set of default breakage appearance functions for all ores, and the lumped model ...

Rod mills, how they function - Mine Engineer.Com

Rod mills are very similar to ball mills, except they use long rods for grinding media. The rods grind the ore by tumbling within the the mill, similar to the grinding balls in a ball mill. To prevent the conditions leading to rod charge tangling, the length to diameter ratio is maintained at 1.4 to 1.6.

Mining Process For Copper – Series II - Xinhai

18-05-2016  Mining Process For Copper – Series II. 2016-05-18 XinHai Views (247) If you want to know more information, like quotation, products, solutions, etc., please contact us online. CHAT MESSAGE. The second stage is grinding and flotation process. Due to a different distribution of fine particle size of useful and gangue minerals in copper mining ...

Ball Mill - an overview ScienceDirect Topics

Ball mills tumble iron or steel balls with the ore. The balls are initially 5–10 cm diameter but gradually wear away as grinding of the ore proceeds. The feed to ball mills (dry basis) is typically 75 vol.-% ore and 25% steel. The ball mill is operated in closed circuit with a particle-size measurement device and size-control cyclones.

China Top Quality Ball Mill Mining Application for Gold ...

Mineral Ball Mill, Gold Ore Milling, Gold Ore Ball Mill manufacturer / supplier in China, offering Top Quality Ball Mill Mining Application for Gold/Iron/Copper/Silver Ore Milling, Good Performance Linear Vibrating Screen for Quartz Sand, Mine Powder Stone Powder Separating Linear Vibrating Screen, Mesh Sieve Linear Vibration Screen and so on.

Special Grinding Mill Linings to Chile - MINING.COM

01-11-2010  Metso has supplied special, chromium-molybdenum steel mill linings for one 40’x25.5′ SAG mill and two 26’x42′ ball mills for the expansion of the grinding plant at the Chilean Los Bronces ...

Flexible milling and grinding solutions that last FLSmidth

For the mining industry, our semi-autogenous (SAG) grinding mill uses a minimal ball charge in the range of 6-15 percent. It is primarily used in the gold, copper and platinum industries as well as in the lead, zinc, silver, and nickel industries. Autogenous (AG) grinding mills involve no grinding media as the ore itself acts as the grinding ...

White paper, September 2015 SmartMill™: Exceed your ...

Ball mills of almost 30-foot diameter have been built. AG and SAG mills Autogenous (AG) mills look like ball mills and function in a similar way — with the additional assistance of lifting plates that line the inside of the cylinder — but they use large ore particles as the grinding media. If the ore

Ball Mill: Operating principles, components, Uses ...

05-07-2020  Pharmaceutical uses of Ball Mill. 1. The small and average capacity ball mills are used for the final grinding of drugs or for grinding suspensions. 2. The maximum capacity ball mills are used for milling ores prior to manufacture of pharmaceutical chemicals.

Mineral Ore Mill-China Mineral Ore Mill Manufacturers ...

China Mineral Ore Mill - Select 2021 Mineral Ore Mill products from verified China Mineral Ore Mill manufacturers, suppliers on Made-in-China.

GRINDING CLASSIFICATION-Mineral Processing Plant

GRINDING CLASSIFICATION. Submerged Spiral Classifier [Introduction]: Classifier—the spiral of overflow end is comple. High Weir Spiral Classifier [Introduction]: Classifying equipment is used for classifying solid p. Overflow Type Ball Mill [Introduction]: A ball mill with simple structure and auto-flowing pulp d. Grid Type Ball ...

Used Process-plants For Sale - Grinding Mills, Crushers ...

6,000 - 10,000 TPD CRUSHING/GRINDING CIRCUIT GOLD PLANT with 32' x 12' SAG Mill, 14.5' x 28' Ball Mills, 54" x 74" Gyratory, 7' SH HD Cone, Rock Breaker and More. Manufacturer: ALLIS CHALMERS Inventory ID: 18C-VI01

Mining Process For Copper – Series II - Xinhai

18-05-2016  Mining Process For Copper – Series II. 2016-05-18 XinHai Views (247) If you want to know more information, like quotation, products, solutions, etc., please contact us online. CHAT MESSAGE. The second stage is grinding and flotation process. Due to a different distribution of fine particle size of useful and gangue minerals in copper mining ...