PPS (Polyphenylene Sulfide)

PPS cnc material

At a Glance

Process

Lead Time

Colors

Tolerance

Price

Applications

As fast as 7 days
Natural
With drawing: as low as +/- 0.005 mm
No drawing: ISO 2768 medium
$$$
High temperature applications, automotive fluids, appliances, industrial applications, medical

About the Material

Polyphenylene Sulfide (PPS) is a high-performance engineering plastic with excellent temperature resistance, dimensional stability, and electrical insulation properties. With exceptional mechanical strength, chemical resistance, and flame resistance, PPS is commonly found in high temperature applications such as automotive parts, appliances, electronics, medical devices, and industrial applications.

Material Properties

Yield Strength

Elongation at Break

Hardness

Density

McMaster Part Number

13,000 PSI
4%
Rockwell R125
0.049 lbs / cu. in

Material Finish

PPS has an opaque, off-white finish when machined. It has a smooth, matte appearance post machining and can be machined to a variety of surface roughnesses.

pps material cnc

Design Recommendations

Min Wall Thickness

Min End Mill Size

Min Drill Size

Max Part Size

Undercuts

Radii : Depth

1.0 mm
0.8 mm
(0.03 in)
0.5 mm
(0.02 in)
1200 x 500 x 152 mm [x,y,z] (mill) 
152 x 394 mm 
[d,h] (lathe)
Square profile, full radius, dovetail profiles
Depth must not exceed 12x drill bit diameter.
For end mills, depth must not exceed 10x tool diameter.

Related Resources

Engineer's Guide to CNC Machining for Prototyping Hardware
Fictiv CNC Material Datasheet