COLDWATER SINTERED
METAL PRODUCTS

Since 1977

Coldwater Sintered Metal Products has been a manufacturer of powdered metal parts and machined parts, serving a diverse market base. At Coldwater Sintered Metal Products we provide focused powdered metal and machining services. We seek to provide exceptional service from the submission of your request for quotation, through the service part fulfillment period. Our goal is to build a long term partnership with each customer by demonstrating that we are a dependable supplier of high quality powdered metal and machined parts.

FROM .0021 OUNCE TO 16 POUNDS

WE CAN MEET YOUR POWDERED METAL PARTS NEEDS

  • Over 100 years of combined technical expertise in the powdered metal process.
  • Powdered metal presses with a capacity from 4 to 750 tons.
  • A complete precision machine shop with ISO 9001:2015 certification.

4 Level Off Center Part

coldwater sintered metal bronze ring
  • 4 Level Off Center Part
  • Uniform Density Spec.
  • Produced near Net Shape
  • Counter Bore is Machined

Brass Manifold (Automotive)

sintered metal brass manifold
sintered metal brass manifold
  • Multi-Level on both sides
  • Thin walls with tight tolerance
  • Interior gear form.

COMPLEX MULTI- LEVEL POWDERED METAL PARTS

4 Level Off Center Part

coldwater sintered metal bronze ring
  • 4 Level Off Center Part
  • Uniform Density Spec.
  • Produced near Net Shape
  • Counter Bore is Machined

Brass Manifold (Automotive)

sintered metal brass manifold
sintered metal brass manifold
  • Multi-Level on both sides
  • Thin walls with tight tolerance
  • Interior gear form.

COMPLEX MULTI- LEVEL POWDERED METAL PARTS

GEARS AND
GEAR FORMS

Beveled Gears

  • Net shape Bevel Gear
  • ID of the spline bore total
  • Tolerance of .003
  • Copper infiltrated
  • Sinter hardened to 31 HRC

Multi Level Gears

  • Multi-level Gear Form
  • Tapered Lobes
  • Machined Undercut

Small Stem Gears

  • Small Stem Gear
  • Key Way in Stem
  • .062 Cored Center Hole

GEARS AND
GEAR FORMS

Beveled Gears

  • Net shape Bevel Gear
  • ID of the spline bore total
  • Tolerance of .003
  • Copper infiltrated
  • Sinter hardened to 31 HRC

Multi Level Gears

  • Multi-level Gear Form
  • Tapered Lobes
  • Machined Undercut

Small Stem Gears

  • Small Stem Gear
  • Key Way in Stem
  • .062 Cored Center Hole

Brass Ring

  • Bronze Ring
  • Thin Walls that Distort During Sintering
  • Coined after Sintering Maintain Required Shape

Brass Manifold (Automotive)

  • Brass Manifold-automotive
  • 4 levels
  • Blind Hole with Camphor

NON-FERROUS
PARTS

Brass Ring

  • Bronze Ring
  • Thin Walls that Distort During Sintering
  • Coined after Sintering Maintain Required Shape

Brass Manifold (Automotive)

  • Brass Manifold-automotive
  • 4 levels
  • Blind Hole with Camphor

NON-FERROUS
PARTS

FLAT AND
RECTANGULAR PARTS

coldwater sintered metal multilevel part
  • Complex Multi-level PM Part
  • Compacted to Tight GD&T Call Outs
  • Sinter Hardened Material
  • machining steps held to +/- .00025
  • we enjoy the challenge!

  • compact handle and pin separately
  • press together
  • copper infiltration and sinter brazed
  • machine pin to tolerance
  • drill cross hole

  • 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.

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.
  • 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