BOLT CARRIERS
BOLT CARRIERS
Accu-Cut has the right gear solution for you.
SIZE-ADJUSTABLE DIAMOND REAMERS
Turbocharger Push Rod Bore
CPU = 1.6¢ per piece
Objective: Improve part geometry by replacing current carbide drill / reamer
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Material: Gray Iron
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Bore Size: 0.7880" +/- 0.00035"
20.015mm +/- 0.0089mm
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Machine: Makino A70
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Holder: CAT 40
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Stock Removal: 0.020" / 0.508mm
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Roundness: 0.0002" / 0.005mm
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Straightness: 0.0002" / 0.005mm
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Coolant: Water Soluble
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Surface Finish: 63 Ra Max / 1.6mm Ra Max
Achievement:
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Roundness: < 0.0001" / 0.0025mm
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Straightness: < 0.0002" / 0.005mm
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Surface Finish: < 28 Ra / 0.7mm Ra
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Tool Life: > 70,000 - 2 bores
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Cycle Time: < 24 seconds
Accu-Cut Diamond Microcutting process generated 17.67 Cpk on bore size!!
CPU:
1.6¢ per piece
Objective: Replace costly DiHart Carbide Reamer
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Tool: Adjustable Diamond Reamer
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Machine: Heller HMC
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Material: Ductile Iron
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Stock Removal: 0.015" / 0.38mm
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Coolant: Water soluble
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Holder: HSK-100A
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Infeed: 0.025" / 0.635mm per rev
Heavy Duty Differential Case
CPU = 2.1¢ per piece
Achievement:
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Reduced CPU by a minimum of 125%
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Diamond tool life outperformed carbide 200/1
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Cycle Time: < 20 seconds
Diesel Engine Crank Bore
CPU = $0.005 per piece
Objective: Produce improved straightness and roundness over conventional honing and line boring.
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Tool: Adjustable Diamond Reamer
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Bore Size: 5.2500" / 13.335mm
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Machine: Transfer Line
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Material: Ductile Cap / Gray Iron Block
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Stock Removal: 0.008" / 0.203mm
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Coolant: Water soluble
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Holder: Special Accu-Cut Floating Holder
Achievement:
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Roundness: < 0.0002" / 0.005mm
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Straightness: < 0.0003" / 0.008mm
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Capability is 11% of tolerance
Accu-Cut's diamond microcutting process tightened production tolerance by over 800%.
V8 Cylinder Bore
CPU = 2.1¢ per bore
Objective:
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Material: Gray Iron Block with compacted graphite
cylinder liner
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Bore Size: 102.925mm +/- 0.025mm w/18mm relief
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Machine: VMC
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Stock Removal: 1.22mm/diameter
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Passes: Rough, Finish
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Roundness: < 0.050mm
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Straightness: < 0.075mm
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Coolant: Water Soluble, 1000 psi
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Surface Finish: 40 Ra / 1.0mm Ra
Achievement:
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Roundness: < 0.005mm
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Straightness: < 0.005mm
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Cycle Time: < 30 seconds
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Reduced piston ring wear due to improved straightness
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Reduced secondary honing cost by at least 75%
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Capability is 18% of tolerance
Automotive Differential Case
CPU = $0.009 per piece
Objective: Replace costly roller burnishing process and improve surface texture.
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Material: Ductile Iron
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Bore Size: 1.078" / 27.38mm
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Machine: Fuji Milling Machine
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Stock Removal: 0.002" / 0.05mm
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Roundness: 0.0002" / 0.005mm
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Straightness: 0.0003" / 0.008mm
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Coolant: Water Soluble Synthetic
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Surface Finish: < 20 Ra / 0.5mm Ra
Achievement:
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Roundness: < 0.0001" / 0.0025mm
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Straightness: < 0.0002" / 0.005mm
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Surface Finish: 6 - 8 Ra / 0.15 - 0.2mm Ra
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Cycle Time: < 16 seconds
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Eliminated costly roller burnishing, reducing CPU by minimum of 250%.
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Increased tool life by 150x
Power Frame
CPU = 2.8¢ per bore
Objective: Use Accu-Cut diamond reamer to increase tool life over existing carbide inserts.
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Bore: Blind Bore w/ 0.625" relief / 15.875mm
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Material: Gray Iron
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Bore Size: 5.127" / 130.23mm
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Machine: HMC
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Stock Removal: 0.010" / 0.25mm
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Roundness: 0.0004" / 0.010mm
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Straightness: 0.0005" / 0.013mm
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Coolant: Water Soluble Synthetic
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Surface Finish: 63 Ra Max / 1.6mm Ra Max
Achievement:
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Roundness: < 0.0002" / 0.005mm
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Straightness: < 0.0002" / 0.005mm
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Surface Finish: < 20 Ra / 0.5mm Ra
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Cycle Time: < 18 seconds
Accu-Cut's diamond reamers improved tool life by a minimum of 300%, eliminating carbide inserts.
Steering Knuckle - Strut Bore
CPU = 1.8¢ per piece
Objective: Size bore with 0.200" wide slot, top to bottom
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Material: Ductile Iron
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Bore Size: 2.130" / 54.10mm
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Machine: VMC / HMC
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Holder: HSK-100A
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Stock Removal: 0.016" / .406mm
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Roundness: 0.0005" / 0.013mm
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Straightness: 0.0005" / 0.013mm
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Coolant: Water Soluble
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Surface Finish: 25 Rz
Achievement:
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Roundness: < 0.0002" / 0.005mm
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Straightness: < 0.0002" / 0.005mm
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Surface Finish: < 10 Rz
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Cycle Time: < 33 seconds
Accu-Cut Diamond Microcutting tooling overcame slot in bore improving roundness and straightness by > 50%.
Turbocharger Main Bearing Bore
CPU = $0.009 per piece
Objective:
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Material: Gray Iron
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Bore Size: 0.6252" / 15.88mm
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Machine: Haas VMC
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Holder: CAT 40
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Stock Removal: 0.002" / 0.05mm
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Roundness: 0.0001" / 0.0025mm
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Straightness: 0.0002" / 0.005mm
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Coolant: Semi Synthetic
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Surface Finish: < 16 Ra / 0.4mm Ra
Achievement:
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Roundness: < 0.0001" / 0.0025mm
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Straightness: < 0.0001" / 0.0025mm
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Surface Finish: < 8 Ra / 0.2mm Ra
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Cycle Time: < 14 seconds
Accu-Cut Diamond Microcutting process replaced carbide reamers on family of lower volume turbo chargers, reducing CPU by a minimum of 200%.
Accu-Cut pre-assembles, qualifies, and demonstrates
proof-of-principle for all tooling at no cost to you.
Contact us to learn more.
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Engineered to your specific applications
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Turnkey automation
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Easily retooled for new applications
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Built to last 30+ years
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It can be yours for as little as 2.5¢ per part
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Click HERE to learn more about Accu-Cut machines
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