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### What's the Difference Between Ball Mill, Rod Mill …

Ball mill： Ball mills are the most widely used one. Rod mill： The rod mill has the highest efficiency when the feed size is <30mm and the discharge size is about 3mm with uniform particle size and light …

### Ball, Pebble and SAG Mills: A Buyers Guide

The Ball Mill. Much like all types of mills, the Ball Mill's purpose is to grind and blend material into smaller pieces. To do this, the material is fed into the cylinder at an angle and then rotated inside. During rotation, the …

### SAG mill VS Ball & Rod Mill

The final product size depends on the retention time and grinding capability of the type of mill. The finer the grind size equates to the decision of a Ball, Vertimill, SMD (e.g. ISAmill). The pairing mill combination of a SAG/Ball mill is common in copper/gold mines for that reason. This combination can aim for a fine product sizes are around ...

### Major Mines & Projects | Martha Mine

The SAG mill-ball size is 125 mm and the mill will operate typically with a 10% ball load. The SAG mill draws between 2.1 and 2.5 MW of power. The SAG mill discharge is sized …

### MCGBLSAGTS2.0 120923 | Version 2.0 SAG Balls …

Product Specifications. Sizes. Molycop manufactures SAG balls, equal or larger than 3.5 inch or 94 mm and smaller than 6.25 inch or 160mm. Common nominal sizes are 3.5, …

### SAG Mill Liner Design

In a reversible 9.7 m (32 ft.) mill using up to 8% charge of 100-125 mm (4-5 in.) balls it is easy to see how critical proper design becomes. There are mills currently operating in which 90 percent of the liner downtime is chargeable to discharge end problems including bolt breakage, liner shifting and shell hole enlarging!

### SAG vs. AG Mills: Understanding the Key Differences

SAG mills use a combination of steel balls and rock particles as grinding media, while AG mills use only the ore itself. Both types of mills are used for grinding ore in mineral processing operations, but SAG mills are larger in size and can grind larger quantities of ore. AG mills, on the other hand, are smaller and are typically used for ...

### Sag Mill Ball Size 125Mm

Aug 12, 2021 Sag Mill Ball Size 125mm Mar 16 2015 SAG Mill Feed Size F100 300 mm Feed Size F80 125 mm Ore SG 29 Required Mill Discharge Size P80 Not defined Antamina Compania Minera Antamina SA Peru Project: One SAG Mill and 3 Ball Mill Drive Systems Capacity: SAG Mill 1000 t/h Ball Mills 1000 t/h Consultant: Bechtel, USA sag …

### ITP Mining: Online SAG Mill Grinding Pulse …

Online SAG Mill Grinding Pulse Measurement and Optimization. Current semi-autogenous grinding (SAG) and ball mills are inherently inefficient, using less than 1 percent of the …

### Ball Mill vs SAG Mill: What's the Difference?

Ball Mills have a higher degree of efficiency than SAG Mills due to their smaller size and have more area for grinding particles, leading to faster grinding. On the other hand, SAG Mills have a larger and deeper drum that provides larger lifting force which increases grinding efficiency. In addition, due to its larger size, SAG Mills consumes ...

### sag mill ball size 125mm

sag mill ball size 125mm 2 - annasweethome.de. sag mill ball size 125mm 2. With high aspect ratio SAG mills total charge to ball charge ratio should be greater than 2 up to 25 for a coarse mill feed say F80 110 mm If the mill feed size is fine say 50 mm or 30 mm then you are looking at a total charge to ball charge ratio of about 1516.

### THE APPROPRIATENESS OF THE TRANSFER SIZE IN AG …

4 10 100 10 100 1000 10000 size (microns) % passing closed circuit SAG cyc o/f closed circuit Ball cyc o/f Figure 2 – Example of a Closed Circuit SAG Mill Cyclone Overflow and a Ball Mill ...

### Powders | Free Full-Text | Acoustic Sensing and Supervised

The operations of AG/SAG mills are known to be sensitive to the changes in feed particle size distributions presented to the mill [].The variation of feed particle size significantly affects the overall process control, product quality, and economic performance of the mill [2,3,4].Poor product quality from the AG/SAG mill poses significant challenges to …

### Do I Need Bigger and Larger SAG Mill Balls

SAG mills can operate with balls bigger than 4″, yes. But what job do you need these balls to do? Typically bigger balls give you …

### sag mill ball size 125mm ixvfp

Sag Mill Ball Size 125Mm parafialadekzdrojpl. SAG Mill Ball Size Evaluator Evaluation Factors Lets calculate/select/pick a new ball for your SAG mill Now, lets suppose you have a SAG Mill and Ball Mill that are not drawing full kW Power The SAG Mill has a "small" circulation load of oversize given be the 3/8″ trommel screen and the 1/2″ x

### What Is The Difference Between A Ball Mill And A Sag Mill?

The main difference between a ball mill and a SAG mill lies in the size of the mill chamber. In a SAG mill, balls of up to 150mm in diameter occupy 5%-18% of the mill chamber volume. In contrast, a ball mill contains grinding media up to 50mm in diameter, occupying between 25% - 40% of the mill chamber volume.

### SAG Milling

The right determine of SAG feed size. This depends on the mill diameter and the ball size. Feed size necessary to take 80% of the maximum piece of ore that will crushed by the balls. For the big SAG more than 8 meters optimal feed size will be - 50mm. Ball size - 120 ... 125mm. Do not a pebble crushing, the need secondary crushing.

### sag mill ball size 125mm

SAG is an acronym for semi-autogenous grinding. SAG mills are autogenous mills that also use grinding balls like a ball mill. A SAG mill is usually a primary or first stage grinder. SAG mills use a ball charge of 8 to 21%. The largest SAG mill is 42' (12.8m) in diameter, powered by a 28 MW (38,000 HP) motor. [PDF]OBTENER PRECIO >>

### SAG Mill | Autogenous and Semi-Autogenous Mills | FL

Single stage SAG Mills are very beneficial in reducing CAPEX for plants with a staged throughput approach. When future tonnage is to be increased, the SAG Mill can feed …

### SAG/Ball Mill

SAG/Ball Mill Sizing Gross Power Draw and Specific Energy Calculator for Semi-Autogenous Grinding (SAG) and Ball Mills. Return to Mill Calculators. ... Required when F 80 (feed size) is larger than transfer size. Milling Circuit Arrangement. P xx …

### SAG mill grinding media is in low wear rate and breakage rate.

The size of the SAG mill grinding media. As the new installed SAG mill, the first load of gridning media is like as 80mm, 100mm and 125mm, according to the feeding size and discharged size and capacity, the size of grinding ball could be adjusted. During the operation, just need to adding the big size grinding balls, such as 125mm. The material ...

### sag mill ball size 125mm

SAG Mill Ball Charge The SAG mill was simulated to require a 10-12% ball charge with a top size of 125mm. During the commissioning phase no balls were required to be added to the SAG mill to achieve the target throughput of 575tph.

### 125mm Steel Ball for SAG Ball Mill

125mm Steel Ball For SAG Ball Mill, promise you high and even volume hardness, strong impact toughness and breaking rate less than 0.3% during bulk use. Surface hardness: 58-60HRC, Impact toughness: ≥24 J/CM2 …

### AG

Figures 4a and 4b are for the same size mill with a ball charge of 6% of mill volume (290 lbs. per cubic foot). ... Current operational results show that the SAG mill is operating at 5% ball charge level by …

### Semi Autogenous Grinding (SAG) Mill For Sale, Sag Mining

The filling rate of steel ball in the shell of the semi-autogenous mill is a main item to distinguish SAG mill and autogenous mill. In order to eliminate the impact of the accumulation of rock, the autogenous mill allows to add about 3% of the ball (Φ80 ~ Φ120), SAG mill steel ball filling is generally 8% ~ 12%, even up to 15%.

### Grinding mills

Browse 's wide offering of reliable grinding mills: AG mills, SAG mills, ball and pebble mills, and stirred mills to fit your needs. ... Also the Premier™ mills and Select™ mills come ready to be easily integrated with our mill reline equipment and full mining portfolio providing a one-stop-shop for your minerals processing needs!

### SAG Balls | Molycop

SAG Balls. Molycop's SAG milling product range is specifically designed for today's high-impact SAG milling environments. Our innovative manufacturing process results in SAG …

### AMIT 135: Lesson 6 Grinding Circuit – Mining Mill …

Grinding media is grinding feed plus 4-12% ball charge (ball dia.100- 125 mm) High capacity (short retention time) Less sensitive to feed composition (critical size material) ... AG/SAG mills can accomplish the same size reduction work as two or three stages of crushing and screening, a rod mill, and some or all of the work of a ball mill. ...

### Calculate and Select Ball Mill Ball Size for …

Based on his work, this formula can be derived for ball diameter sizing and selection: Dm <= 6 (log dk) * d^0.5 where D m = the diameter of the single-sized balls in mm.d = the diameter of the largest …

### Do I Need Bigger and Larger SAG Mill Balls

Typically bigger balls give you more. crushing action and less attrition/abrasion action. Bigger balls are more efficient against rock has high impact/rod work index and lower ball work index values. Or, if you are Chilean, then you install huge mills that need huge 6″ balls because, well, everything is huge.

### Understanding the SAG Mill in Copper Ore Mining Process

A SAG mill, or semi-autogenous grinding mill, is a type of machine used in mining and mineral processing operations. It uses the crushing and grinding action of rocks to reduce materials such as copper ore into smaller pieces for further processing. Unlike traditional mills that rely on steel balls or other media to break down materials, SAG ...