Skip to main content Skip to search Skip to main navigation

Surface Treatments and Dimension Range / Nominal Tolerance of Sintered SmCo Magnets

Surface Treatments

Type Information
Metallic Zinc, Nickel, Nickel + Nickel, Nickel + Tin, Nickel + Copper + Nickel, Gold
Organic Epoxy, Nickel + Epoxy coating
Temporary Surface Passivation

Dimension Range / Nominal Tolerance

Ring Magnet Outer Diameter (mm) Inner Diameter (mm) Thickness (mm)
Maximum 160 140 50
Minimum 2.6 1.8 0.5
Tolerance ±0.1 ±0.1 ±0.1
Block Magnet Length (mm) Width (mm) Thickness (mm)
Maximum 150 50 30
Minimum 2.0 1.5 0.5
Tolerance ±0.1 ±0.1 ±0.1
Disc Magnet Diameter (mm) Thickness (mm)
Maximum 200 35
Minimum 1.2 0.5
Tolerance ±0.1 ±0.1
Segments and other irregular shapes can be manufactured according to the customer's sample or blueprint.