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

What are the differences between ball mill and rod mill ...

08-03-2021  What are the differences between ball mill and rod mill? Differences between ball mill and rod mill. It can be divided into two types of ball mills according to the discharging... Different in grinding medium. It has high toughness, good manufacturability and low price. The surface layer of high... ...

Ball Mills vs Rod Mills - 911 Metallurgist

03-07-2017  Rods in place weigh approximately 400 pounds per cu. ft. and balls in place approximately 300 pounds per cu. ft.. Thus, quantitatively, less material can progress through the voids in the rod mill grinding media than in the ball mill, and the path of the material is more confined.

7 Differences Between Ball Mill and Rod Mill - Xinhai

29-11-2018  7 Differences Between Ball Mill and Rod Mill 1. Selecting the ball mill and rod mill according to the raw material. If the raw materials are tungsten and tin ore,... 2. Selecting the ball mill and rod mill according to the granularity and effect of the

what is the difference between the ball mill and rod mill

difference between ball mill and tube mill. Ball mills vs rod mills when the mill is rotated without feed or with very fine feed, the rods are in parallel alignment and in contact with one another for their full length new feed entering at one end of the mill causes the rod charge to spread at that end this produces a series of wedge shaped slots tapering toward the discharge end the tumbling ...

The Difference Between Ball Mill and Rod mill – crusher

09-07-2015  No matter analysis from the outside or the working principle, ball mill and rod mill are very similar,which is a little difficult to distinguish. Then what is the difference between them exactly? UNIQUE Machinery professors will explain it as following.Mobile Stone Crusher Production LineWe first look for the common ground between the two: Ball mill

The difference and selection between rod mill and ball ...

Ball mills and rod mills are both excellent mining machines for grinding ores into fine powders and particles. The calling name of ball mill and rod mill is from the different grinding medium. The ball mill’s grinding medium is steel balls, which is a kind of high-strength wear-resisting material.

The primary difference Between Ball Mill and Rod mill ...

26-09-2019  Forums Dancehall Reggae The primary difference Between Ball Mill and Rod mill . Reply. deucrusher. Posted September 26, 2019 04:12 AM. Despite examination in the outside or maybe the working basic principle, ball mill and rod mill are certainly similar,which is

Comparison between Rod Mill and Ball Mill - ore

03-01-2014  Comparison between Rod Mill and Ball Mill 1. Rod mill are usually applied to grinding the w-sn ore and rare metal in the reselection or magneticore-dressing plant... 2. In the two stage grinding process, if it requires grinding the ore from 20-6mm to 1-3mm in the first stage, rod mill... 3. ...

TECHNICAL NOTES 8 GRINDING R. P. King

Figure 8.2 Media motion in the tumbling mill. 8.1 Grinding 8.1.1 Grinding action Industrial grinding machines used in the mineral processing industries are mostly of the tumbling mill type. These mills exist in a variety of types - rod, ball, pebble autogenous and semi-autogenous. The grinding action is induced by relative motion between the

Cement grinding Vertical roller mills versus ball mills

to the ball mill system and has increased its share of the market for cement mills over the last decade. There are a number of explanations to this situation, ... These differences between cement grinding and grinding of raw materials made it a serious challenge to obtain a good performance of a vertical roller mill in cement grinding.

Particle size reduction, screening and size analysis ...

retaining larger particles. Hammer, ball and rod mills frequently have screens on their discharge to retain large particles and media while passing fine particles. Other separation techniques include froth flotation, in which the difference in surface chemistry between a desired material and waste is

Ball mill - Wikipedia

A ball mill, a type of grinder, is a cylindrical device used in grinding (or mixing) materials like ores, chemicals, ceramic raw materials and paints.Ball mills rotate around a horizontal axis, partially filled with the material to be ground plus the grinding medium. Different materials are used as media, including ceramic balls, flint pebbles, and stainless steel balls.

difference between ball mill amp amp rod mill

Mill grinding Wikipedia. F is the mill circuit feed size in micrometers rod mill a rotating drum causes friction and attrition between steel rods and ore particles citation needed but note that the term rod mill is also used as a synonym for a slitting mill, which makes rods of iron or other metal rod mills are less common than ball mills for grinding minerals

What’s the difference of Ball mill, SAG mill, AG mill?

Attrition mill is a type of grinding mill by kinds of media to crush lump to powder-like substances. The impact can be rock on rock such as in an Autogenous Grinding (AG) mill, rock and a small ball charge (~10%), used in Semi Autogenous Grinding (SAG) mills, balls of various sizes in Ball Mills and less commonly these days, steel rods in Rod Mills.

End Mills. The Essential Beginners Guide.

Ball Nose End Mills. Ball nose mills have a radius at the bottom which makes for a nicer surface finish in your workpiece, meaning less work for you as the piece won’t need to be finished any further. They are used for contour milling, shallow slotting, pocketing and contouring applications.

Comparison between Rod Mill and Ball Mill - ore

03-01-2014  Comparison between Rod Mill and Ball Mill 1. Rod mill are usually applied to grinding the w-sn ore and rare metal in the reselection or magneticore-dressing plant... 2. In the two stage grinding process, if it requires grinding the ore from 20-6mm to 1

The difference and selection between rod mill and ball ...

Ball mills and rod mills are both excellent mining machines for grinding ores into fine powders and particles. The calling name of ball mill and rod mill is from the different grinding medium. The ball mill’s grinding medium is steel balls, which is a kind of high-strength wear-resisting material.

The primary difference Between Ball Mill and Rod mill ...

26-09-2019  Forums Dancehall Reggae The primary difference Between Ball Mill and Rod mill . Reply. deucrusher. Posted September 26, 2019 04:12 AM. Despite examination in the outside or maybe the working basic principle, ball mill and rod mill are certainly similar,which is

Cement grinding Vertical roller mills versus ball mills

to the ball mill system and has increased its share of the market for cement mills over the last decade. There are a number of explanations to this situation, ... These differences between cement grinding and grinding of raw materials made it a serious challenge to obtain a good performance of a vertical roller mill in cement grinding.

TECHNICAL NOTES 8 GRINDING R. P. King

Figure 8.2 Media motion in the tumbling mill. 8.1 Grinding 8.1.1 Grinding action Industrial grinding machines used in the mineral processing industries are mostly of the tumbling mill type. These mills exist in a variety of types - rod, ball, pebble autogenous and semi-autogenous. The grinding action is induced by relative motion between the

Particle size reduction, screening and size analysis ...

retaining larger particles. Hammer, ball and rod mills frequently have screens on their discharge to retain large particles and media while passing fine particles. Other separation techniques include froth flotation, in which the difference in surface chemistry between a desired material and waste is

End Mills. The Essential Beginners Guide.

Ball Nose End Mills. Ball nose mills have a radius at the bottom which makes for a nicer surface finish in your workpiece, meaning less work for you as the piece won’t need to be finished any further. They are used for contour milling, shallow slotting, pocketing and contouring applications.

Practical 1 : Ball Milling TF Lab 1

23-12-2013  Practical 1: Title: Ball Milling Objective: To grind the coarse salt to a smaller size by using a ball mill and to obtain the particle size distribution of the initial and the sieved final mixture. Introduction: 'Ball milling is a method used to break down the

Mill (grinding) - Wikipedia

A mill is a device that breaks solid materials into smaller pieces by grinding, crushing, or cutting. Such comminution is an important unit operation in many processes.There are many different types of mills and many types of materials processed in them. Historically mills were powered by hand or by animals (e.g., via a hand crank), working animal (e.g., horse mill), wind or water ().

What is a Mill Test Certificate (EN 10204 2.1, 3.1, 3.2 ...

28-09-2017  Hello members,, I am working in a erw steel tube making company as a QC manager, Now when I make a mill test certificate at the enclosure I use to mention that the certificate is as per EN-10204/3.1B standard , as the said standard is referring our process, so mentioning the said standard directly in mtc is ok or shall i have to ask an organisation to have this certificate first,then only i ...