Tolerance

Formula

Notes

Blades length Tolerance

±(0.13%×L)mm

“L” means blades length

Blades Surface chord tolerance

±(1.5%×c)mm

“C’ means the length of blades surface chord

Blades Surface thickness tolerance

±(1%×t)mm

“t’ means the most thickness of blades surface

Blades Surface torque angle tolerance

±0.4°

The weight tolerance of Blades

±1%

The focus tolerance of blades axial

±10mm