Trunnion Liners . Multotec can supply a range of rubber shell plates and lifter bars to protect the SAG mill trunnion against wear. Trommel Sizing. The sizing of the SAG mill trommel needs to cater for both the classification of the solids and drainage of the slurry. The trommel sizing needs to balance trommel capacity and screen media wear life.
Mar 21, 2007· Similar to the impeller design affecting pump capacity, the pulp lifter design affects the discharge capacity (or mill throughput) of AG and SAG grinding mills. Generally, the discharge from AG/SAG mills consists of one or both of the following components: slurry (water and finer particles) and pebbles (20-100 mm).
Aug 14, 2013· Bolt-On Trunnion Tables. Bolt-on trunnion tables allow machining of multiple sides of a part without unclamping. The Stallion trunnion uses a hydraulic braking system that provides as much as 1,200 lbs of clamping torque on the outboard end for extra rigidity. Keeping the shop floor equipped with the latest technology is a challenge for any ...
1 x FLS SAG Mill (excl. Motor/Drive) For Sale/Re-Assignment Mill Details Type of Mill FLS SAG Mill Mill Dimensions 12,192 x 7,620 mm (40'x25') (Diam x L) Default Mill Speed 9.31 RPM Mill Speed 7.35-9.90 RPM Liners Metal/Rubber – Excluded Mill Drive Motor Type Wrap Around GMD Mill Drive Motor Size 26,000 kW (34,866 hp)
Get Detail. Ball Mill Head Trunnion Head Plant At Rs 300000Number. Mill Trunnion Head amp Mill Trunnion ENds for Rod Mill Sag Mill AG Mill Ball Mills Mill Head Discharge Head with Bearing Assembly For Ball Mill Cement Plant We are regularly manufacturing and supplying Mill Head in domestic and international client as per client drawings.
The SAG mill has a mill diameter of 24 ft (7.3 m) and an effective grinding length of 18.5 ft and a structural charge mass of 315 t, Condor Gold said. The structural design ball charge is 11% with a structural design load volume of 35%. Specific gravity of the material is 2.55.
A trunnion seal assembly for joining a stationary inlet/outlet box of a ball tube mill to a rotational interior of the ball tube mill includes an outer ring component configured to be mounted to an outer wall of the stationary inlet/outlet box. An inner ring component is joined to the outer ring component substantially concentrically with the outer ring component.
Smaller Trunnion supported Mill Shells tend to have cast heads and can come with an integrated trunnion or with a separately attached trunnion. Larger Shells often require a fabricated head with a bolt on cast trunnion. These heads due their size, tend to be split in the same configuration as their parent shell, 2 x 180° etc. Hofmann ...
how does a trunnion of a mill work. FOB Reference Price:Get Latest Price how does the ball mill work cr4 discussion thread. the principle of ball mill. the ginding work is in the cylinder of the ball mill,the balls can be brought over a height with the rotation of the cylinder,then the balls fall down because of the weight,then the ores suffer huge impact force from the balls on the other hand ...
Note: The weight of the A-frame support will cause the trunnion to sag. The amount of sag is measured with the indicator that was previously setup on the side of the C Axis body. Adjust the shims between the A-frame support and the base casting to remove the sag until indicator reads 0 again. When the indicator reading is 0, torque the (4) bolts.
Apr 18, 2018· SAG Mill Components. Once the basic operating conditions have been defined for the mill designer then, and only then, can he begin taking into account shell and head stresses and trunnion bearing sizes required to carry the load and to give the required openings for feeding and discharging the mills. Mill heads are key structural components of ...
Bolt Torquing. Mill bolts that are tensioned properly work at their optimum efficiency, preventing breakages and loose bolts. At SRS we have a large range of calibrated torque units for every bolt fastening application, using Norbar, Torcup, and RAD Torque systems, ranging from 500Nm to 12000Nm. Trommel and trunnion liner change outs and repairs
Sep 03, 2014· Shell-mounted mills with end walls directly above the main bearings are generally stiffer than trunnion-mounted mills. We have checked this by comparing a 26 ft shell-mounted ball mill with a trunnion-mounted mill of equal grinding volume and same diameter. Detailed finite element models of each mill were created.
product out of a SAG mill t o downstrea m grinding a nd separat ion stages ca n reduce thei r efficienc y. ... The details of the mill discharge depend on . ... The mill trunnion extends a short .
SAG Mill Trommel Screens The SAG mill trommel screen provides a simple mechanism to classify large volumes of mill product. Many designers and mill operators believe that the benefits of simplicity and the ability to handle throughputs in excess of 5 000 tph of solids …
The stainless steel barrel bolts directly to the flange of the ball mill. STEP 3 Top magnet sector installed. Clearance between the magnet and stainless steel barrel is 1 inch. STEP 4 Complete Trunnion Magnet System installed with discharge chute and spray hose. Grinding ball chips collected by the Trunnion …
Sep 30, 2016· Grinding mill supplier New Concept Projects (NCP) has commissioned the world's first trunnion-supported, fully stainless steel mill at a copper plant, in …
38'-0" x 21'-0" Flange to Flange - SAG Mill CERTIFIED FOR CONSTRUCTION Customer: FOUNDRY APPROVAL Bolt chart updated to suit manufacturing details. Layout updated to suit detail drawings. Bolt chart updated. Layout as per expected July 2007 requirements. Stock Number GENERAL ASSEMBLY - ANTAMINA APPROVED AS MARKED FE Center/Outer liner updated.
fixing of grinding mill head with trunnion [randpic] Ball mill trunnion replacement FL Trunnion 2. Tight-fitting bolt 3. Mill head 4. Trunnion liner 5. Bearing liner The best a ball mill can get FL has installed almost 4000 ball mills at locations worldwide which has given us
- Describe in detail SAG mill circuits of large-scale plants and the benefits of each. - Detail the issues occurred during SAG mill operation: blockage of grates, cracking of bolts, liners and grates, flowback, carry over; blockage and breakage of meshes from trommel and screen, among other relevant issues.
May 11, 2018· Crushing is performed in a single stage using a jaw crusher. The grinding circuit consists of a SAG mill and two parallel ball mills, each in a closed circuit with hydrocyclones. In 2015, the mine began having issues with bolt breakage on one of their ball mill heads. The breakage originated from the Trunnion to Head connection and worsened ...
The Mill Trunnion Is An Important Part That Carries The Rotating Body Of The Ball Mill, Sag Mill. It Supports And Connects The Cylinder, And Also Is The Entry And Exit Passage Of The Material. With Rich Experience In Ball Mill Spare Parts Production, CHAENG Is Able To Customize Hig-Quality Ball Mill Trunnion And Ball Mill Head For Various
Aug 14, 2013· The trunnion fixtures are engineered to bolt on to any machine's rotary indexer, allowing operators to precisely mill, drill, tap and contour up to three sides of a part in one setup without special fixtures and without the need for cumbersome clamps and vises that can create costly downtime.
chips or scats in a typical ball/SAG mill operation replaces the dead weight of ball magnets with fresh ore. By effectively removing 80 percent or more of the worn or broken media, the trunnion magnet reduces power consumption from the mill drive and prevents expensive damage to other equipment, such as pumps and hydroycyclones.
Vibration Sag Mill Motor NDE Bearing. At our mine we have an issue with vibration at the Sag Motor NDE bearing. The bearing is a journal white metal bearing. The motor has been running for about 14 months now. The vibration at the NDE bearing was around 2mm/sec. In the last month it has climbed to 4.5mm sec with the dominate frequency 1x RPM.
SAG Mill Trommel Screens The SAG mill trommel screen provides a simple mechanism to classify large volumes of mill product. Many designers and mill operators believe that the benefits of simplicity and the ability to handle throughputs in excess of 5 000 tph of solids make trommels the preferred equipment for this application.
Dec 14, 2017· Crushing is performed in a single stage using a jaw crusher. The grinding circuit consists of a SAG mill and two parallel ball mills, each in a closed circuit with hydrocyclones. In 2015, the mine began having issues with bolt breakage on one of their ball mill heads. The breakage originated from the Trunnion to Head connection and worsened ...
Axil Play In Trunion Bearing Of Raw Mill Rock Crusher And. 1 establish vertical and horizontal centerline of mill and pinion shaft against the effects of this we recommend that the trunnion bearing sole plate be crowned so as to be higher at the center line of the mill this is done by using a higher shim at the center than at the ends and tightening the foundation bolts of both ends ball mill ...