KR-B4V

Category Manual Milling Machine

The KR-B4V Bed Mill offers precision and power with a 7.5HP main motor, variable speed head, and ISO40 spindle taper. Featuring a large 355 x 1,930mm table, auto lubrication, and advanced control on longitudinal and cross feeds, it ensures efficient and accurate milling for demanding applications.

Price Guide: $70k +

Highlights

Made In Taiwan

Delivering the robustness and high precision we’ve all come to expect from Taiwanese-made machine tools

Powerful Motor

The 7.5HP motor ensures robust and efficient milling operations

Variable Speed Head

Allows precise control over spindle speed for optimal machining performance

ISO40 Spindle Taper

Provides compatibility with a wide range of tooling options

Auto Lubrication System

Reduces maintenance needs and extends machine lifespan

Frequency Inverter Control

Enhances accuracy and control on longitudinal and cross feeds

Feature Summary

The KR-B4V Bed Mill is designed for precision and efficiency, featuring a powerful 7.5HP motor and a variable speed head for optimal control. The ISO40 spindle taper ensures compatibility with a wide range of tooling options, enhancing versatility. The machine is equipped with frequency inverter control on both longitudinal and cross feeds, providing precise and smooth operations. The auto lubrication system reduces maintenance needs and extends the machine’s lifespan, while the robust iron coolant tray and splash guard ensure a clean and efficient working environment. Additionally, the KR-B4V includes a 1HP A.C. rapid vertical motor with brake, enhancing operational safety and control. These features make the KR-B4V an excellent choice for demanding milling tasks, offering reliability, precision, and ease of use.

Specifications

SPECIFICATION KR-B3V KR-B4V
Spindle Driver Motor 7.5 HP Variable speed head
Spindle Speed Range 70–3600 rpm (60Hz)
Spindle Taper ISO 40
Table Size 355 x 1473 mm 355 x 1930 mm
T-Slots – 4 15.9 mm 4 of
Longitudinal Travel – X Axis 1050 mm 1500 mm
Cross Travel – Y Axis 480 mm 600 mm
Knee Travel – Z Axis 480 mm
Quill Power Feeds 0.0418 / 0.0786 / 0.1303 mm
Quill Travel 140 mm
Quill Diameter 116 mm
Feed for Longitudinal & Cross 0 – 1300 mm/min
Rapid Feed Rate 1900 mm/min
Max. for Longitudinal & Cross 1 HP (Invert control)
Head Tilt Left to Right 90°–0–90°
Spindle Nose to Table Surface 110–630 mm 110–615 mm
Net Weight Approx 2900 kg 3600 kg

Standard Inclusions

  • American red turcite on X and Y axis
  • Dovetail slideways on X axis
  • Square slideways on Y, Z axis
  • Hardened and ground X, Y, Z axis and table
  • Air Power Drawbar
  • 1 HP A.C. rapid vertical motor with break
  • Frequency Inverter control on longitudinal and cross feeds
  • X & Y axes ballscrews
  • Automatic Central Lubrication
  • Coolant pump with Iron coolant tray and splash guard
  • X axis electrolytic dissociation
  • Roller Type Vertical Chip Guard
  • Steel slide cover on Y axis
  • Spindle Guard with Limit Switch

Optional Extras

  • 5 or 7.5HP Inverter Head
  • Semi table guard
  • Tooling
  • 3-Axis Digital Read-Out System

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