Resources

Process Tolerances

Sheet Metal

Laser Cutting Material Thickness Sheet Bending
  Linear
Tolerances: X.XX		 Hole Diameter
Tolerances		 0.5 mm to
2.0 mm		 2.0 mm to
5.0 mm		 5.0 mm to
10.0 mm		 10.0 mm to
20.0 mm		 Angular XYZ
Tolerances
Standard
Tolerances		 +/- 0.45 mm +/- 0.12mm +/- 0.05 +/- 0.10 +/- 0.25 +/- 0.50 +/- 1.0 degree +/- 0.45 mm
High Precision
Tolerances		 +/- 0.20mm +/- 0.08mm +/- 0.5 degree +/- 0.20 mm
MAXIMUM SHEET SIZE (mm)
Sheet Size Q235 / Q355 (mm) SAPH440 (mm) SPCC (mm) SGCC (mm) ALUMINUM (mm) STAINLESS STEEL (mm)
1,500 X 3,000 1,500 X 3,000 1,260 X 2,500 1,250 X 2,500 1,250 X 2,500 1,220 X 2,440 1,220 X 2,440

Process Limitations

Surface Finish
Category Sub Category Max Length (mm) Max Width (mm) Max Height (mm)
Anodized Natural 1500 1000 400
Anodized Black 1500 1000 400
ECoating Black 1500 600 300
Zinc Trivalent Blueish Zinc 1200 400 400
Passivation Not Applicable 900 800 400
Powder Coating All Color 2400 1800 1200
Mill Finish Not Applicable Not Applicable Not Applicable Not Applicable
Brushed Finish Not Applicable 1500 300 200
Antirust Oiling Not Applicable Not Applicable Not Applicable Not Applicable
Micro-Polishing Not Applicable 250 250 250
LASER CUTTING
Length (mm) Width (mm) Thickness (mm)
Ref Max. Sheet Size Ref Max. Sheet Size 20.0
SHEET BENDING
Length (mm) Width (mm) Thickness (mm)
2400 600 10.0
CHAMFER
Chamfer Angle Chamfer Angle Type Qty Max Qty of Chamfer
Only accept 30°+/-2°, 45°+/-2°, 60°+/-2° Chamfer Angle Type <= 2 : OK Not Applicable
Maximum Part Size for Chamfer (Unfolded Size): 400mm X 400mm
Maximum Material Thickness: 1.6mm to 20.0mm
Maximum Chamfer Length: 300.0mm
Threading
Thread Size Thread Type Qty Max Qty of Thread
M2 to M12 Thread Type <= 3 : OK Not Applicable
Maximum Part Size for Thread (Unfolded Size): 400mm X 400mm
Maximum Material Thickness: 1.6mm to 20.0mm
Maximum Distance Between Thread: 200.0mm
COUNTERSINK
Countersink Size Countersink Type Qty Max Qty of Countersink
M2 to M12 Countersink Type <= 2 : OK Not Applicable
Maximum Part Size for Countersink (Unfolded Size): 400mm X 400mm
Maximum Material Thickness: 1.6mm to 20.0mm
Maximum Distance Between Countersink: 200.0mm
LASER ENGRAVING
Maximum Logo Size Maximum Height of Part
150mm x 150mm 550mm

CNC Turning

Process Limitations

Surface Finish
Category Sub Category Max Length (mm) Max Diameter (mm)
Anodized Natural 565 295
Anodized Black 565 295
ECoating Black 565 295
Zinc Trivalent Blueish Zinc 565 295
Passivation Not Applicable 565 295
Powder Coating All Color 565 295
Antirust Oiling Not Applicable 565 295
Mill Finish Not Applicable 565 295

Tolerance

Linear Dimensions
Permissible deviations in mm for ranges in nominal lengths Tolerance class designation
ISO2768F (fine) ISO2768M (medium) ISO2768C (coarse)
0.5 up to 3 ±0.05 ±0.1 ±0.2
over 3 up to 6 ±0.05 ±0.1 ±0.3
over 6 up to 30 ±0.10 ±0.2 ±0.5
over 30 up to 120 ±0.15 ±0.3 ±0.8
over 120 up to 400 ±0.20 ±0.5 ±1.2
over 400 up to 1000 ±0.30 ±0.8 ±2.0

 

External Radius and Chamfer Heights
Permissible deviations in mm for ranges in nominal lengths Tolerance class designation
Fine Medium (m) Coarse
0.5 up to 3 ±0.2 ±0.2 ±0.4
over 3 up to 6 ±0.5 ±0.5 ±1.0
over 6 ±1.0 ±1.0 ±2.0

 

Angular Dimensions
Permissible deviations in degrees and minutes for ranges in nominal lengths Tolerance class designation
Fine Medium (m) Coarse
Up to 10 ±1° ±1° ±1°30'
Over 10 up to 50 ±0°30' ±0°30' ±1°
Over 50 up to 120 ±0°20' ±0°20' ±0°30'
Over 120 up to 400 ±0°10' ±0°10' ±0°15'
Over 400 ±0°5' ±0°5' ±0°10'

Need more information? We’ve prepared more materials to guide our customers

View our design guides