Promac sleeved splined arbors offer advantages in maintenance procedures long term costs – backed by 35+ years experience in sawmill arbors.
![Fixed-Arbor-2---CUTOUT](https://promacsawmill.ca/wp-content/uploads/Fixed-Arbor-2-CUTOUT.png)
![Sleeved-Arbor-Mandrel-1---CUTOUT](https://promacsawmill.ca/wp-content/uploads/Sleeved-Arbor-Mandrel-1-CUTOUT.png)
Sleeved Splined Arbor Features:
![](https://promacsawmill.ca/wp-content/uploads/cropped-Sawmill-Decal-PNG-LG-300x300.png)
Spline T.I.R. is 0.004”, 0.001” across journals
![](https://promacsawmill.ca/wp-content/uploads/cropped-Sawmill-Decal-PNG-LG-300x300.png)
Shaft design and Q.C. remains in-house
![](https://promacsawmill.ca/wp-content/uploads/cropped-Sawmill-Decal-PNG-LG-300x300.png)
Mandrel shafts machined from 4140 HTSR
![](https://promacsawmill.ca/wp-content/uploads/cropped-Sawmill-Decal-PNG-LG-300x300.png)
Accurate keyway alignment enables shifting applications
![](https://promacsawmill.ca/wp-content/uploads/cropped-Sawmill-Decal-PNG-LG-300x300.png)
Chromed and ground to prevent corrosion and fusing
![](https://promacsawmill.ca/wp-content/uploads/cropped-Sawmill-Decal-PNG-LG-300x300.png)
Optimized sleeve bore tolerances results in minimal runout
![](https://promacsawmill.ca/wp-content/uploads/cropped-Sawmill-Decal-PNG-LG-300x300.png)
Swap and flip sleeve allows 4 x longer maintenance intervals
![](https://promacsawmill.ca/wp-content/uploads/cropped-Sawmill-Decal-PNG-LG-300x300.png)
Features heavy duty sleeve retaining nut
Ask about converting your solids arbor to sleeved!
![Sawmill-Slogan-2024-V1](https://promacsawmill.ca/wp-content/uploads/Sawmill-Slogan-2024-V1.png)