Parting Urethane Parts

Parting Urethane Parts​ Tools that work well for parting are .060″ to .100″ (1.524 to 2.54 mm) wide with a 20 to 30 degree front rake and no top rake. A small 3/64″ radius is ground into the top of the tool. Starting on the cutting edge, some side clearance is...

Turning & Facing Urethane Parts

In general, use sharp tools, high turning speed, and slow to moderate feeds (depending on hardness). Cutting tools for urethane must have sharp, carefully honed cutting edges. Sharpen tools on a honing stone for a razor sharp edge on the sides, tip, and top of your...

Milling Polyurethane Parts

Milling Polyurethane Parts Urethane ranging from 90A to 70D durometer can be successfully milled without much difficulty. Attempting to mill parts below 80A is not recommended. Tools must be sharp and the work must be fixtured securely. Two-fluted end mills and single...

Contouring Polyurethane Parts

Contouring Polyurethane Parts Machining tapers, chamfers, grooves, and other surface configurations into wheels, rollers, and other round parts all fall into the general category of contouring. The tool works best when positioned .025 to .075 inches (.6 to 2 mm) below...

Cutting Polyurethane Parts

Cutting Polyurethane Parts​ One of the best machines for cutting urethane parts is a band saw. Long blades of 125 to 175 inches (3,175 to 4,445 mm) are desirable because they stay cooler and keep the urethane from melting. A band type we have found to work well is a 4...

Machining Cast Polyurethanes

Machining Cast Polyurethanes Cast polyurethanes can be readily turned, waterjet cut, sawed, drilled, ground or milled. We offer many engineering shapes of our compounds which can often be used to make prototypes or limited production quantities. It is important to...

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