Uncoiler-Recoiler-Mandrel21-180

YB21-180B-Decoiler mandrel

YB21-180A-Coiler mandrel

Mandrel (sector plate) diameter expansion

Φ520mm

Φ508mm

Φ520.25

Φ508.17

Mandrel (sector plate) true circle

Φ502mm

Φ502.30

Mandrel (sector plate) reduced diameter

Φ470mm

Φ491.7mm

Φ470.25

Φ492.50

Sector plate circular run-out

≤0.4

0.15      0.17      0.18

0.15    0.17      0.18

Support head circle run-out

≤0.4

0.1

0.1

Spindle bearing circular run-out

≤0.06

0.02     0.021     0.022

0.02    0.021    0.022

Bevel with grinding contact surface

60%

85%

85%