Dimension

OD: Unlimitation；

ID: Unlimitation；

High（H) ≤60mm；

Tolerance (mm)

OD：  ±0.05；

ID:    ±0.05;

High (H): ±0.05；

Radius angle :（+0°,-2°）；

Magnetic Performance Parameters

EH Grade: Up to 33 EH；

UH Grade: Up to 38 UH；

SH Grade: Up to 45 SH；

H Grade: Up to 48H；

M,N grade, up to 48M, 48N；

Surface treatment

Epoxy, Ni, NiCuNi, Zn；

Directions of Magnetization

As per customer’s specific  requirement

Dimension

OD ≤150mm, Majority of product less than 60mm；

ID ≥9mm ；

High（H) ≤100mm，No more than 10 times of thickness；

Tolerance (mm)

OD：  Normal:  ±0.05, Min: ±0.03；

Normal: ±0.05, Min: ±0.04；

High (H): Normal:±0.1,Min±0.06；

Concentricity: Normal: ≤0.1，Min: ≤0.05；

Surface runout: OD ≤  30mm,  runout ≤0.1mm. OD increase 10mm, runout will increased by 0.1mm accordingly；

Magnetic Performance Parameters

EH Grade: Up to 33 EH；

UH Grade: Up to 38 UH；

SH Grade: Up to 42 SH；

H Grade: Up to 45H；

M,N grade, up to 45M, 45N；

Surface treatment

Epoxy, Ni, NiCuNi, Zn；

Directions of Magnetization

As per customer’s specific  requirement