ISO/TS 16949 CERTIFIED
  Over 100 years of technical expertise in the powdered metal process on staff.  
 Powdered metal presses from 4 ton to 750 ton capacity.          
 A complete precision machine shop.      

POWDERED METAL PARTS
FROM .0021 OUNCE
TO
16 POUNDS
WE CAN MEET YOUR POWDERED METAL PARTS NEEDS
Coldwater Sintered Metal Products 300 Race St. Coldwater, Mi 49036 - Phone: 517 278 8750  Fax: 517 781 4631 Contact Us

Types of parts we produce: Powdered Metal parts, Machined Parts, Gears (Bevel Gears, Planetary Gears, Helical Gears, Oil Pump Gears, Sector Gears, Spur
Gears, etc.), Gear Forms, Sprockets, Bearings, Bearing End Caps, Bearing Shields, Bushings, Rollers, Cams, Cam Followers, Racks, Pinions, Spacers, G-Rotors, Pole
Pieces, Soft Magnets, Sensor Rings, Pulse Rings, Impellers, Shaft Couplers, Counterweights, Support Members, Brackets, and any complex, tight tolerance, powdered
metal or machined part.
net shape Bevel Gear
ID of the spline bore total
tolerance of .003
copper infiltrated
sinter hardened to 31 HRC.  
GEARS AND GEAR FORMS
COMPLEX MULTI- LEVEL POWDERED METAL PARTS
4 Level Off Center Part
uniform density spec.
produced near net shape
counter bore is machined
multi-Level on both sides
thin walls with tight tolerance
interior gear form.
multi-level Gear Form
tapered lobes
machined undercut
FLAT AND RECTANGULAR PARTS
complex multi-level PM part
compacted to tight GD&T call outs
sinter hardened material
machining steps held to +/- .00025
we enjoy the challenge!
net shape PM part - no machining
tight true position requirements
5/8 diameter hole total tolerance .0008 in.
steam treated for surface finish and hardness.
WE MAKE:
compact handle and pin separately
press together
copper infiltration and sinter brazed
machine pin to tolerance
drill cross hole
TIGHT TOLERANCE PARTS THAT WORK TOGETHER
compact and sinter 3 parts
pin part 1 into customer's casting
assemble parts 2 and 3
ship ready for customer assembly
into a fluid pump.
3 PM Parts Working Together
-----------------2&3 Are Gear Forms
--------------1-Pinned Into Casting
tight tolerance oil pump application
center part turns within outer part
both are net shape parts - no machining
thin, narrow part
tight flatness and shape specifications
gear form on rail works with two small gears
all three parts are net shape
small Stem Gear
key way in stem
.062 cored center hole
----------Large valve actuator
gear.                                       Weight 10 Lbs.
(capacity to 16 lbs.)
Small Part with face forms on both
ends.---------------                    Weight  0.06 grams
(.00021oz)
THE LARGE and the small OF OUR POWDERED METAL PARTS
Bronze Ring
thin walls that distort during sintering
coined after sintering maintain required shape
NON-FERROUS PARTS
Brass Manifold-automotive
4 levels
blind hole with champher