- 623 Grable St. Rockford, IL 61109
- jason@a1lapping.com
- 815-398-1465
Since it’s inception in 1975 the focus of A-1 Lapping has been, continues to be, and always will be quality. We believe that the quality of the products that we provide is the single most important aspect of our business. We are constantly striving to continuously improve upon our already excellent quality record. Through continuous investment our inspection capabilities are second to none. The level to which we can inspect critical dimensions gives our customers the peace of mind to know that their parts are right, every time. It’s the reason we’re able to serve over 175 customers throughout the world across the Aerospace, Automotive, Heavy Equipment, Hydraulic, Medical, and Oil/Gas industries, to name a few. Be sure to check out some of our case studies below.
(Click any part name for full specs and details.)
Machine: Stahli 1205
Wheel: D76
Stock Removal: .020"
Parts Per Load: 72
Cycle Time: 3 mins
Rinsing Agent: Oil
Material: Powdered Metal
Previous Operation: None
Part Dimension: 3.5" O.D.
Tolerance: .004"
Cpk Achieved: 12+
Ra Achieved: 10
Flatness Achieved: <.000075"
Parallelism Achieved: .00008"
Comments
Previous operation rough grind then lap, now achievable in one step process.
Machine: Stahli 705
Wheel: D76
Stock Removal: .025"
Parts Per Load: 48
Cycle Time: 3 mins
Rinsing Agent: Oil
Material: Bronze
Previous Operation: Stamped
Part Dimension: 1" X 2"
Tolerance: .0002"
Cpk Achieved: 1.67
Ra Achieved: 20
Flatness Achieved: <.001"
Parallelism Achieved: .00005"
Comments
Out of flat up to .010" incoming, finished at .0625" thick
Machine: Stahli 705
Wheel: B76
Stock Removal: .008"
Parts Per Load: 588
Cycle Time: 3 mins
Rinsing Agent: Oil
Material: 1045 H.T. to 55 Rc
Previous Operation: Turned
Part Dimension: .500" O.D.
Tolerance: .0005"
Cpk Achieved: 1.67
Ra Achieved: 10
Flatness Achieved: <.001"
Parallelism Achieved: .0001"
Comments
Only grinding one face. High volume, extensive tooling required.
Machine: Stahli 705
Wheel: B64
Stock Removal: .010"
Parts Per Load: 96
Cycle Time: 2.5 mins
Rinsing Agent: Oil
Material: 1045 H.T. to 55 Rc
Previous Operation: Turned
Part Dimension: 1" O.D.
Tolerance: .0002"
Cpk Achieved: 1.67
Ra Achieved: 16
Flatness Achieved: <.0001"
Parallelism Achieved: .00001"
Machine: Stahli 1205
Wheel: D76
Stock Removal: .020"
Parts Per Load: 48
Cycle Time: 4.5 mins
Rinsing Agent: Oil
Material: Powdered Metal
Previous Operation: None
Part Dimension: 3" X 4"
Tolerance: .004"
Cpk Achieved: 12+
Ra Achieved: 20-30
Flatness Achieved: <.0002"
Parallelism Achieved: .00001"
Comments
Previous operation double disc grind then lap.
Machine: Stahli 1205
Wheel: D76
Stock Removal: .020"
Parts Per Load: 48
Cycle Time: 4.5 mins
Rinsing Agent: Oil
Material: Powdered Metal
Previous Operation: None
Part Dimension: 3" X 4"
Tolerance: .004"
Cpk Achieved: 12+
Ra Achieved: 20-30
Flatness Achieved: <.0002"
Parallelism Achieved: .0001"
Comments
Previous operation rough grind then finish grind, now achievable in one step process.
Machine: Stahli 705
Wheel: B64
Stock Removal: .015"
Parts Per Load: 572
Cycle Time: 3 mins
Rinsing Agent: Oil
Material: 1045 H.T. to 55 Rc
Previous Operation: Turned
Part Dimension: 400 O.D.
Tolerance: .0004"
Cpk Achieved: 1.67
Ra Achieved: 12
Flatness Achieved: <.000040"
Parallelism Achieved: .00004"
Comments
Only grinding one face. High Volume, extensive tooling required.
Machine: Stahli 705
Wheel: D76
Stock Removal: .030"
Parts Per Load: 24
Cycle Time: 10 mins
Rinsing Agent: Oil
Material: Ceramic
Previous Operation: None
Part Dimension: 4.5" X 4.5"
Tolerance: .00004" Flat
Cpk Achieved: 1.67
Ra Achieved: 16
Flatness Achieved: <.0002"
Parallelism Achieved: .0002"
Comments
Out of flat up to .010" per side incoming.
Machine: Stahli 1205
Wheel: D76
Stock Removal: .020"
Parts Per Load: 48
Cycle Time: 4.5 mins
Rinsing Agent: Oil
Material: Powdered Metal
Previous Operation: None
Part Dimension: 3" X 4"
Tolerance: .0002"
Cpk Achieved: 1.67
Ra Achieved: 16
Flatness Achieved: <.0002"
Parallelism Achieved: .0006"
Comments
Previous operation rough grind then finish grind, now achievable in one step process.
We're currently revamping our case studies for single side lapping. Check back soon or contact us for more info.
We're currently revamping our case studies for double side lapping. Check back soon or contact us for more info.
We would welcome the opportunity to quote any new projects or process samples of existing projects that you may have. Fill out the form to get in touch and see how you can put your problems in our laps!
Don’t hesitate to contact us for more information about our company or services
