Injection/Extrusion Screw Replacement Cheat Sheet


Santa Fe Machine 3D Screw

Screw Size

New Screw Clearance

Worn Screw Clearance

Max Wear Clearance

½”

.003 – .004”

.008 – 009”

.012 – .015”

1”

.003 – .004”
.018”
.020”

1 – 1/2”

.005 – .008”

.020”

.025”

2 – 1/2”

.007 – .010”

.021”

.030”

3 – 1/2”

.010 – .012”

.030”

.036”

4 – 1/2”

.010 – .013”

.030”

.039”

6”

.013 – .016”

.039”

.048”

8”

.016 – .019”

.048”

.057”

10”

.020 – .025”

.060”

.075”

25mm

.003-.005

.013-.014

.019-.020

30mm

.003-.005

.014-.015

.021-.022

40mm

.004-.005

.014-.015

.022-.023

60mm

.005-.006

.016-.017

.028-.029

80mm

.006-.007

.019-.020

.034-.035

90mm

.009-.010

.021-.022

.036-.037

100mm

.009-.010

.024-.025

.041-.042

120mm

.012-.013

.030-.031

.049-.050

140mm

.014-.015

.034-.035

.055-.056