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Contract number 11-20250- Project Name FMI - Cerro Verde II CRUSHER SIZE 60" x 113" TRAYLOR TYPE "NT" inches mm Crusher Setting 8.00 203 HORSEPOWER 1000HP / 750KW Eccentric Throw 1.75 44 Motor RPM 600 PREPARED BY MAF Counter Shaft RPM 600 APPROVED BY ROBO Mantle Gyrations per minute 132 Capacity (tons per hour) 8267 7500 metric tons Crusher Rotation - facing Counter Shaft CLOCKWISE
BOLT TORQUE ( with lubricated threads)
Spider Bushing Bolts mm ft. lbs. N m item number 01.02.01.07 Dia 36 torque 1,024 1,
Spider Shield Nuts mm ft. lbs. N m item number 01.02.02.15 Dia 48 torque 2,464 3,
Spider Super Nut Bolts mm ft. lbs. N m (Only applicable to super nut type Spider Nuts) item number 01.02.03.01 Dia 24 torque 295 400
Spider Hydraulic Nuts lbs kN (Only applicable to hydraulic type Spider Nuts) item number N/A pre load N/A N/A
Top Shell Wearing Plate Nuts mm ft. lbs. N m item number 01.03.02.01 Dia 24 torque 295 400
Shell Bolt Nuts mm ft. lbs. N m item number 01.03.02.05 Dia 100 torque 24,373 33, item number 01.04.01.
Bottom & Middle Shell Liner Nuts mm ft. lbs. N m item number 01.04.01.19 Dia 24 torque 295 400 item number 01.06.03.
Dust Bonnet to Bottom Shell Bolts mm ft. lbs. N m item number 01.05.01.11 Dia 36 torque 1,024 1,
Bottom Plate to Bottom Shell Nuts mm ft. lbs. N m item number 01.05.02.11 Dia 56 torque 8,715 11,
Hydraulic Bottom to Bottom Shell Nuts mm ft. lbs. N m item number 01.05.02.11 Dia 56 torque 8,715 11,
Gear to Eccentric Bolts mm ft. lbs. N m item number N/A Dia N/A torque N/A N/A
Inner Eccentric Bushing Bolts mm ft. lbs. N m item number 01.08.01.15 Dia 24 torque 295 400 item number 01.08.01.
Bottom Cover to Hydraulic Bottom Nuts mm ft. lbs. N m item number 01.09.02.17 Dia 56 torque 8,715 11,
Mainshaft Sleeve Bolts mm ft. lbs. N m item number 01.10.02.07 Dia 36 torque 1,024 1,
Dust Seal Retainer Bolts mm ft. lbs. N m item number 01.10.02.15 Dia 30 torque 586 795
Counter Shaft Housing Bolts mm ft. lbs. N m item number 01.12.01.19 Dia 48 torque 2,464 3,
ISSUE DATE 01 Apr 15 PAGE 1 of 3 Master V11.
THE FOLLOWING COMPONENTS ARE CONSIDERED CRITICAL, AND AS SUCH THEIR BOLT/ NUT TORQUE VALUES SHOULD BE VERIFIED AFTER
INSTALLATION. FOR ALL OTHER COMPONENT TORQUE VALUES, PLEASE REFER TO THE BOLT TORQUE SECTION OF THE CRUSHER IOM MANUAL IN
FL SMIDTH DOCUMENT NO. VER.
MADE FROM MASTER
Contract number 11-20250- Project Name FMI - Cerro Verde II
WEAR REPLACEMENT CRITERIA
Replace the crushing surfaces when the product size can not be maintained, or when the usual capacity can not be maintained, or when there is a pronounced and consistant increase in the crusher operating horsepower, or when there is a pronounced concave area worn into the lower row of concaves, or when there is a pronounced concave area worn into the lower mantle, or when there are cracked or split parts.
Replace the spider arm shields, spider cap, top shell wearing plates, bottom shell outer wall liners, bottom shell rib and counter shaft housing shields and liners when these components are about to wear through, or when there are cracked or split parts.
inches mm Replace the spider bushing when a feeler gauge greater than 0.107 2.71 can be inserted between the main shaft (or main shaft sleeve) and the spider bushing at the bottom of the spider bushing
inches mm Replace the inner eccentric bushing when the inside diameter of the inner eccentric bushing is greater than 42.252 1073.
inches mm Replace the outer eccentric bushing when the inside diameter of the outer eccentric bushing is greater than 54.324 1379.
inches mm Replace the eccentric wearing ring when the thickness of the eccentric wearing ring is less than 1.938 49.
inches mm Replace the main shaft wearing ring when the thickness of the main shaft wearing ring when measured at the center is less than 3.331 84.
inches mm Replace the center wearing ring when the thickness of the center wearing ring when measured at the center is less than 2.649 67.
inches mm Replace the bottom piston wearing ring when the thickness of the bottom piston wearing ring is less than 2.453 62.
inches mm Replace the upper and lower piston bushings when the inside diameter of the upper and/or lower piston bushings are greater than 38.020 965.
inches mm Replace the dust seal ring when the inside diameter of the dust seal is greater than 56.545 1436. or the thickness of the dust seal ring is less than 2.326 59.
Replace dust seal ring when less than 0.5mm clearance exists between bolt head and dust seal ring lower surface
Replace dust seal packing if continuous contact around dust seal bonnet does not exist
inches mm Replace the dust seal bonnet when the inside diameter of the dust seal bonnet is greater than 54.054 1372. or the outside diameter of the dust seal bonnett is less than 56.444 1433.
inches mm Replace the main shaft contact seal when the outside diameter of the main shaft contact seal is less than 53.946 1370.
Replace the main shaft sleeve or repair the main shaft spider journal area when inches mm the outside diameter of the main shaft sleeve or spider journal area is less than 30.899 784.
Repair the main shaft inner eccentric bushing journal area when the inches mm diameter of the main shaft inner eccentric bushing journal area is less than 41.748 1060.
inches mm Replace the eccentric when the outer diameter of the eccentric is less than 53.676 1363. or when the outside diameter of the eccentric is oval to an amount greater than 0.071 1. as determined by measuring diameter of the eccentric at two places 90 degrees from each other and subtracting the smallest measurement from the largest measurement
ISSUE DATE 01 Apr 15 PAGE 2 of 3 Master V11.
MADE FROM MASTER
FL SMIDTH DOCUMENT NO. VER.
Main Shaft Inner Eccentric Bushing Journal
Eccentric
Main Shaft Sleeve (or Spider Journal)
Dust Seal Ring
Upper and Lower Piston Bushings
Bottom Piston Wearing Ring
Spider Bushing
Protective Surfaces
Crushing Surfaces
Center Wearing Ring
Main Shaft Wearing Ring
Eccentric Wearing Ring
Outer Eccentric Bushing
Inner Eccentric Bushing 01.08.01.
Dust Seal Ring Lower (Nylon) N/A
Dust Seal Packing N/A
Main Shaft Contact Seal
Dust Seal Bonnet
