Grinding Rod. Gerdau's N90 grade Grinding Rods are high carbon, micro-alloyed steel bars in sizes 2" through 4' in diameter. The non-heat treated hot-rolled process is controlled to provide hard (208-350 BHN) yet tough bar products for application as the grinding media for Mineral Processors to use in their rod mills to crush and grind ores, such as iron, copper and gold, for further processing.
GRINDING EQUIPMENT; ROD MILLS ; Buy Used Rod Mills. 23 Items Available Filter By Manufacturer. Sorty By 15' x 20' (4.57m x 6.1m) Rod/ Ball Mill with 2,500 HP Motor . Inventory ID: 6C-282a. 15' x 20' (4.57m x 6.1m) Rod/ Ball Mill with 2,500 HP Motor . Manufacturer: - ...
A rod mill is an ore grinding mechanism that uses a number of loose steel rods within a rotating drum to provide its attrition or grinding action. An ore charge is added to the drum, and as it rotates, friction between the tumbling rods breaks the ore down into finer particles. Although similar in operation, a rod mill is often more effective ...
Our grinding rods can be cut to any length and are supplied in strapped bundles with bundle weights or rod counts to suit customer requirements. technical support Due to the ever-changing nature of ore types and operating requirements at mine sites, there is a constant need to fine-tune operating conditions to maximize throughput and metal ...
rods grinding drum conical mill Prior art date 1919-10-22 Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Expired - Lifetime Application number Inventor Harry W Hardinge Original Assignee Harry W Hardinge
The Rod Mill is the same as the Ball Mill in the construction and available to both of wet and dry processing. Unlike the Ball Mill, however, the Rod Mill uses rods instead of balls as the grinding medium. As a result, its uses are different from those with the Ball Mill. In other words, the Rod Mill gives impact on and grinds coarse particles ...
Oct 17, 2019· Rod mill is a common equipment for grinding operation in mineral concentrator, which is mainly suitable for rough grinding operation. Is through asynchronous motor reducer with small gear coupling, the surrounding big gear reduction drive under its impetus, drive the rotary rotate, cylinder body is equipped with the grinding medium - steel rods ...
Apr 24, 2020· Ball mill and Rod mill is a tool used in modern mineral processing, coal chemical industry, sand making and other industries to grind ore into powder and then used in smelting industry to smelt gold, steel, etc. Coal chemical industry coal water slurry is gasified to make chemical raw materials, and sand making is used for glass or building sand. . There are still many uses, but do you know ...
High-Quality Wear-Resistant Solid Grinding Rod for Sag Coal Mill FOB Price: $499 - $599 / Ton Min. Order: 25 Tons . High Quality Grinding Steel Rod for Metallurgical Industry 1. Grade: 45#, 40Mn, 40Cr, 42CrMn, 50Mn, 60Mn, 65Mn, B2, B3, BL, BG 2. Size: DIA 30mm-130mm 3. Hardness: HRC 25-60 4. ...
Grinding Mill Accessories. In addition to grinding mills, Westpro offers its customer a range of mill accessories to facilitate efficient use and ease of operation. …
Jun 03, 2020· Unlike rod or ball mills, high pressure grinding rolls reduce particles by compressing and crushing the feed between two counter rotating, parallel rollers with a small gap between them. This forces the rocks against each other. There are no rods or balls that need replacing and it reduces energy consumption by about 40 percent for certain ore ...
May 10, 2019· For the rod mill, the filling rate is generally 10% lower than that of the ball mill of the same specification. 2.2 Diameter of steel grinding ball The grinding efficiency is reflected in the processing capacity of the mill and the fineness of the grinding ore.
Grinding Spheres (balls) are available in Steel, Zirconia and Alumina. Quantity and sizes to client's specifications. MACSALAB Drive Rolls for Rod / Ball Mills are Rubber coated and manufactured in Double and Triple Roll models. The Rolls are 120 mm diameter x 1200 mm long and powered by a 0.37 KW 220 Volt Motor with a variable speed controller.
May 31, 2016· Dry ROD MILL Grinding. No other type of mill is so well adapted to dry grinding materials to -4 or -8 mesh in single pass with the production of a minimum amount of fines. A major factor in dry grinding is the rapid removal of finished material to prevent cushioning of the rods. This is accomplished in the End Peripheral Discharge Rod Mill.
Used as the primary comminution unit in a grinding circuit. Rods are placed parallel along the length of the rod mill. Rods are 150mm shorter than the mill length. Breakage occurs more from cascading than cateracting. The product size distribution is narrower than a ball mill but significantly coarser. Most are overflow discharge type.
Rod mills are less common than ball mills for grinding minerals. The rods used in the mill, usually a high-carbon steel, can vary in both the length and the diameter. However, the smaller the rods, the larger is the total surface area and hence, the greater the grinding efficiency.
Apr 24, 2020· The rod mill is famous for its steel grinding rod as the grinding medium contained in the barrel. The rod mill is generally of wet overflow type (steel slag grinding is dry grinding), which can be used as primary open-circuit grinding and is widely used in machine-made sand, concentrator, coal chemical industry, electric power, nonferrous ...
For example, the bulk density of worn rods after a specific time of grinding would be 5.8 t/m 3 for a 0.91 m diameter mill. Under the same conditions of operation, the bulk density would be 5.4 t/m 3 for a 4.6 m diameter mill. During wet grinding, the pulp charged to the mill …
Grinding Ball, Forged Steel Ball, Grinding Rods manufacturer / supplier in China, offering 1-6 Inch B2 Material Alloy Steel Grinding Ball for Mining Ball Mill, Long-Lasting and Wear-Resistant Forged Grinding Steel Ball, Long Service Life High Hardness 1-6 Inch Grinding Balls for Ball Mill and so on.
High-Performance Grinding Wheelsfor Angle Grinders— Use on Metals. A blend of ceramic alumina and zirconia alumina removes material at a 50% faster rate than our Long-Life Grinding Wheels. Wheels are also known as Type 27 wheels, raised-hub wheels, and grinding discs.
Apr 24, 2020· Heat Treated Grinding Rods. Our wear-resistant steel grinding rod is specially used in rod mill for mineral processing. It has high hardness (HRC45-55) and strength, which is better than ordinary round steel. The wear resistance is increased by at least 50%, which is extremely high. High cost performance makes our grinding rod widely used in ...
Rod mills are very similar to ball mills except for the use of steel rods as grinding media. In the rod mill, steel rods grind the ore by rolling and rotating. The feeding of rod mill is 50 mm, and its output particle size is -4 to 35 mesh. Rod mill produced by Fote Application fields of rod mill Applications of rod mill
2,633 rod grinder products are offered for sale by suppliers on Alibaba.com, of which mine mill accounts for 4%, grinder accounts for 1%, and sander accounts for 1%. A wide variety of rod grinder options are available to you, There are 1,070 suppliers who sells rod grinder on Alibaba.com, mainly located in Asia.
Aug 09, 2021· How about the calcium carbonate rod mill The capacity of grinding materials per hour of calcium carbonate energy-saving ball mill is between 0.65-615 tons. Its high yield is shown in: the production capacity can be large or small, the grinding quantity can be adjusted to the required value, and the grinding range can also be adjusted within the ...
GRINDING MILLS – BALL Mills, SAG Mills, AG Mills & ROD Mills. We refurbish, design and manufacture an extensive range of high-quality mills and mill components to exacting standards, offering you a turnkey service that's backed by two decades of engineering expertise. BROCHURE. Finite Element Analysis (FEA) Ball Charge Trajectory Modelling ...
The grinding process of each rod mill is unique, so the size requirements on grinding rods are also different. Shengye can tailore the rod size to fit your rod mill. We can give the suggestion of which alloy is best for your application. If you select a specific alloy, we can optimize the hardness and toughness to maximize the comprehensive ...
Rod mill has a wide application range, especially when grinding in some special conditions: 1. To avoid the damages caused by over-crushing, gravity separation plant or magnetic separation plant for tungsten-tin ore and other rare metal ore always uses rod mill. 2. In some cases, rod mill can perform crushing instead of short head cone crusher.
