Product 

HeJ

Through hole 2 jaw power operated chuck
Double Slide

2 nail type.
MMK's original double slide specification provides superior rigidity and durability.
The hollow design is also suitable for bar materials, enabling high precision machining in a wide range of applications.

Method

unit HeJA6-8-46 HeJA6-10-66B HeJA8-10-66 HeJA8-12-67
Nominal chuck diameter (inches) 8 10 10 12
Allowable maximum rotation speed min-1 4,100 3,700 3,700 2,700
Jaw stroke mm Φ6.4 Φ8 Φ8 Φ8
Shifter stroke mm 20 25 25 25
Workpiece diameter Max. mm 189 228.6 228.6 274.5
Workpiece Diameter Min. mm 18 39.6 39.6 16
Maximum gripping force KN 54.88 65.86 65.86 76.44
Allowable cylinder thrust KN 18.75 24.62 24.62 28.61
Mass kg 25 40 40 86
Short taper type (JIS B 6109) or straight fitting type can be selected according to the shape of the spindle end of the mounting machine.
Draw screw (F) sizes other than those shown in the table above can also be selected. Please contact us for details.

Download Materials

HeJA6-8-46
HeJA6-10-66B
HeJA8-10-66
HeJA8-12-67
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