ppe presentation background and capabilities general 082511

8/3/2019 PPE Presentation Background and Capabilities General 082511

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Petersen Precision


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Company History

Company Founded in 1966

Initially a lapping house serving the recording head anddisk drive industries

Moved to Current Site 1974

Added various grinding capabilities

Double Disc, Blanchard, etc

Added second building 1978

Incorporated CNC machining technology

Early 1980s

Added fineblanking technology

Late1980s

Customer base changes through the years

Started as a service shop for the disk drive industry

Defense and Aerospace in the late 1980s and 1990s

Medical Devices are now dominant market


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Sales Data by Industry Type


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Unique Processes


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Fineblanking


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Fineblanking

Conventional Stamping vs Fineblank

Torn Edges (30% smooth) Low Tolerances in Feature Location

Thin material only

High Rolloff

Poor Flatness


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Fineblanking

Fineblank Advantages

Smooth Edges Like Machined Parts

Flat Surface Profiles

Up to 3/8 Thick (materials vary)

Tight Feature Location Tolerances

Minimal Rolloff


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Creepfeed Grinding

Style of Form Grinding Invented by the Swiss


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Shop Capabilities


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CNC Machining

Milling

7 Vertical Mills 5 With Pallet Changers for increased efficiency

13 Horizontal Mills

4-Axis, 30-80 tools, 10-15k RPM Spindles

Additional space available for increased capacity if needed (~7 new HMCs)

Turning

15 Turning Centers

2 with live tooling capability

5 with bar feed capability

All with add-on capability for bar feed


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Grinding Processes

Creepfeed Grinding

2x Rotary Tables, 80 and 150 HP units Surface Grinding

7 machines total, 1 NC Automated System

Double Disk Grinding

6 machines total, 2 with Rotary Capability

Blanchard Grinding

3 machines, 2 with 42 chuck size

Centerless/OD

4 Centerless Machines, 2 Cylindrical Machines, 1 Center

Grinder

Honing

Sunnen Honing Machine w/ automated feed


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Fineblanking

Currently running 7 presses

320 Ton Mechanical Press 250 Ton Hydraulic Press

200 Ton Mechanical Press

160 Ton Mechanical Press (3X)

80 Ton Mechanical Press

Coil Straighteners for each press

Die Design in performed in House

Die Manufacture and Maintenance are In House

2x Wire EDMs

3 CNC Mills

2 Lathes

1 Hole Popper

2 Surface Grinders

1 Tool Grinder


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Lapping

Free Abrasive Lapping (one side flat)

3x 42 Gardner Laps 5x 36 Gardner Laps

24 Diamond Lap

32 Speedfam Lap

Double Sided Lapping (flat and parallel) 2 Hahn & Kolb Bonded Abrasive Parallel Laps

Cylindrical Lapping (rods)

18 DoAll Cylindrical Lap


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Value Add Services

Broaching

30 Vertical Pioneer Broach Laser Marking & Serializing

Vapor Hone Sandblasting Units (2x)

Ultrasonic Cleaning

Automated 3-stage system Light Assembly

Subassemblies, Final Packaging, etc

Contract Inspection Services

Independent Analysis and Reporting

Jobbing Services

Grinding and Lapping primarily


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Inspection Capabilities


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Inspection Capabilities

2x Zeiss CMMs

3D LCD Video Microscope Z-Mike Laser Micrometer

Federal Formscan Computerized Roundness Gage

Federal Air Gages (7x)

Pneumatic Granite Flatness Gage 30 OGP Optical Comparators (2x)

Federal Surfanalyzer Model 4000 Surface Analyzer

Wilson hardness testers (2x)

Leco M-400 Knoop Microhardness Tester

Buehler Encapsulating Polishing System (x-section)

Fowler Z-Cal Height Gages


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Covidien EBD Parts By Petersen

Development Parts, Impact Parts, Precise+ Parts


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Petersen Precision

ppe presentation background and capabilities general 082511

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