Fixed Head

Miyano BNA-42S CNC Fixed Head – Entry-Level Power With Back Machining Flexibility

The BNA42S CNC Fixed Head delivers excellent value and performance for shops handling simpler parts with added flexibility.

It features two spindles and one turret, enabling effective front and back machining operations. Compared to the BNA-42C, the BNA-42S adds back machining capabilities for increased process efficiency. A compact design saves space while offering powerful performance in a smaller footprint.

The turret includes a half-indexing system, mounting two fixed tools at each of the eight stations. All turret stations are driven, with output up to 2.8kW and 5000 rpm for rotary tools. This configuration supports versatile machining without adding complexity or cost.

The latest control system reduces idle time by 27% compared to the previous model. It also improves machining time by 13%, increasing output and shortening cycle times.

The BNA42S CNC Fixed Head is ideal for manufacturers seeking performance, reliability, and value in one compact solution.

Items BNA-42S2
Maximum Machining Diameter of Bar Work SP1/SP2 ø42mm/ø34mm
Maximum Machining Length 100mm
Power Chuck SP1/SP2 5″/—
Spindle motor(15min./Cont.) SP1 7.5/5.5kW
SP2 5.5/3.7kW
Spindle Speed Range SP1 60 – 6,000min-1
SP2 50 – 5,000min-1
Type of Turret 8St.Turret
Shank Height of Square Turning Tool □20mm
Diameter of Drill Shank ø25mm
Slide Stroke X axis 135mm
Z axis 235mm
B axis(Z2 axis) 310mm
Maximum Number of Revolving Tool 8
Floor Space 2,150×1,290mm
Machine Height 1,660mm
Machine Weight 2,800kg

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