3-Axis, 4-Axis and 5-Axis CNC Machining Centers
Aluminum
CNC Machining Tolerances
Our CNC machining service for metals conforms to the ISO 2768-m standard, while for plastics, we comply with ISO 2768-c. Ensure clear marking of custom tolerances on your drawing.
Standards |
CNC Milling |
CNC Turning |
Maximum Part Size |
4000×1500×600 mm 157.5×59.1×23.6 in. |
200×500 mm 7.9×19.7 in. |
Minimum Part Size |
4×4 mm 0.1×0.1 in. |
2×2 mm 0.079×0.079 in. |
Minimum Feature Size |
Φ 0.50 mm Φ 0.00197 in. |
Φ 0.50 mm Φ 0.00197 in. |
Standard Tolerances |
Metals: ISO 2768-m |
Metals: ISO 2768-m |
Linear Dimension |
+/- 0.025 mm |
+/- 0.025 mm |
Hole Diameters |
+/- 0.025 mm |
+/- 0.025 mm |
Shaft Diameters |
+/- 0.025 mm |
+/- 0.025 mm |
Edge Condition |
Sharp corners will be removed in the form of a chamfer or radius. The size of the chamfer, or resulting radii, must be indicated on the drawing. |
|
Threads and Tapped Holes |
Diameter: Φ 1.5-5 mm, depth: 3×diameter Diameter: Φ 5 mm or more, depth: 4-6×diameter |
Diameter: Φ 1.5-5 mm, depth: 3×diameter Diameter: Φ 5 mm or more, depth: 4-6×diameter |
Breton Precision can produce threads of any specification and size required by our customers. | ||
Text |
Minimum width of 0.5 mm, depth of 0.1 mm Breton Precision is capable of utilizing CNC engraving or laser etching to produce typical text in accordance with the specifications of clients. |
Breton Precision has the ability to deploy laser engraving for generating customary text on CNC-machined components. |
Lead Time |
7 business days |
7 business days |
