| Length |
Measure the length of the belt using a measuring tape. |
See BOM spec. |
+/- 1cm |
| Width |
Measure the width of the belt using digital calipers. |
5mm |
+/- 0.25mm |
| Extrusion fit |
Lay the belt into the V-slot of an extrusion. |
The belt should pass through the narrowest section and lay flat in the bottom of the slot. |
N/A |
| Pitch |
Measure the distance between one tooth and another one 50 teeth away using digital calipers, then divide by 50. |
2mm |
+/- 0.02mm (1%) |
| Pulley fit |
Engage the belt to a GT2 pulley. |
The belt should fully engage with the pulley’s teeth. |
N/A |
| Thickness |
Measure the thickness of the belt using digital calipers. |
0.75mm |
+/- 0.05mm |
| Belt sleeve fit |
Assemble the belt to a belt clip and secure with a belt sleeve. |
The belt sleeve should fit snugly over the two belt sections and provide adequate holding force. |
N/A |
| Stretch |
Tie a belt to a fixture 1.5m or more off the ground. Mark the belt just below the knot and then add a second mark exactly 1000mm below the first. Hang a 10kg weight from the belt (below the 1000mm mark) and measure the distance between the two marks. |
1000m |
+ 10mm (1%) |
| Strength |
Use a tensile testing machine to measure the equivalent hung weight at which the belt will break. |
100kg |
- 20kg |
| Color |
Inspect the belt for any discoloration or markings |
Black, no markings. |
N/A |
