A New Design of the Universal Test Rig to Measure the Wear Characterizations of Polymer Acetal Gears (Spur, Helical, Bevel, and Worm)

Figure 1

Injection die and products. (a) Photograph view of short-rod injection die. (b) Product acetal flange. (c) Product acetal short rods.

(a)

(b)

(c)