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Secondary Operations

Secondary Operations for powder metallurgy parts at Atlas are value-added processes available both in-house and through our relationships with well-established and certified partners.

REPRESSING

Secondary Operation Typical Parts Objectives
Coining Objective All Densification, dimensional control
Sizing All Dimensional control

 

 

IMPREGNATION

Secondary Operation Typical Parts Objectives
Resin Structural Improve machinability. Prepare surface for plating with other metals. Seal parts gas or liquid tight.

 

HEAT TREATING

Secondary Operation Typical Parts Objectives
Quench and Temper Ferrous Structural Improve strength and hardness.
Steam Treat Ferrous Make surface hard and wear resistant. Improve corrosion resistance and seal porosity.  Provides a black/blue surface appearance for coloration needs.

 

MACHINING

Secondary Operation Typical Parts Objectives
Drill and Tap All To install set or assembly screws.
Turning All Machine to exact tolerances. Form undercuts not possible with punch and die tooling.
Milling All Form undercuts or slots.
Grinding All Remove stock, make faces parallel, and improve surface finish and tolerances.
Honing All Improved dimensional control.

 

FINISHING

Secondaty Operation Typical Parts Objectives
Deburring All Smooths edges related to parting lines.
Burnishing Ferrous Structural Ball size, roller burnish for size control and surface finish.
Coating Oil Dip  Ferrous Corrosion resistance.
Lubrication
Copper, Nickel Zinc Plating  Ferrous Corrosion resistance, appearance.
Welding  Ferrous, 6.8 g/cm min. density Makes assemblies from two or more parts. 
Black Oxide  Ferrous, resin impregnated  Corrosion resistance, paint base.
Mechanical Surface Treatments: Glass Beading Wire Brush, Sanding All Clean, improve surface.
Coating Ferrous High corrosion resistance.
Tumbling/ Vibratory Finishing, Grit Blasting All Improve surface fatigue life.

 

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CONTACT INFORMATION

Mailing Address

125 Tom Mix Dr.
P.O. Box P
DuBois, PA 15801
USA

Phone

(814)-371-4800

Fax

(814) 371-4182

TESTIMONIALS

“Atlas Pressed Metals is a professional organization with great knowledge,

experience and expertise in the PM industry. They have a clean, well run, world class facility, operated by a very talented and experienced staff. It is a pleasure to work with them.”

- A Satisfied Customer, Supply Chain Manager | Hardware Industry

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