3-Axis ALUMA MILL 3518 CNC Full Kit
The ALUMA MILL 3518 is a compact high-precision desktop CNC milling machine designed for engraving, drilling, and light milling applications. Featuring a rigid aluminum frame structure, HGR20 heavy-duty linear rails, and SFU1605 precision ball screws, it provides excellent stability and machining accuracy.
Equipped with a powerful 2.2KW spindle system and a 4-Axis DDCSV4.1 Offline Control Box, this CNC machine offers reliable standalone operation without the need for a computer connection. It is suitable for machining aluminum, copper, acrylic, wood, plastics, and other materials, making it ideal for DIY makers, workshops, and professional prototyping.
It is 100% fully self-developed, designed by BulkMan3D International R&D Team in 2026 and copyrighted by BulkMan3D.
OEM&ODM is Acceptable. Distributor Cooperation Welcome to Contact sales@bulkman3d.com
Specifications
- Product Name: 3-Axis ALUMA MILL 3518
- Machine Type: CNC Milling Machine
- Machine Size: 750 × 610 × 860mm (X × Y × Z)
- Working Area: 350 × 180 × 220mm (X × Y × Z)
- Spindle Power: 2.2KW
- Controller: 4-Axis DDCS Offline Control Box
- Drive System: SFU1605 Ball Screw
- Linear Guide: HGR20 Linear Rail
- Motor Type: X axis for 2.2N·m; Y & Z axis for 3.0N·m（Closed-Loop Stepper Motors）
- Machine Accuracy: High Precision 0.01mm
- Voltage Options: 110V or 220V
- Compatible Materials: Aluminum, Copper, Plastic, Wood, Acrylic, PCB, etc.
Why Choose ALUMA MILL 3518?
✔ Compact desktop CNC design with professional machining capability.
✔ Rigid mechanical structure for improved machining stability.
✔ HGR20 linear rails and SFU1605 ball screws for accurate movement.
✔ Closed-loop motors provide reliable and stable motion control
✔ DDCSV4.1 offline controller allows operation without a computer.
✔ Complete CNC solution for engraving, prototyping, and light milling projects.
Assembly Information
✔ DIY assembly required
✔ Step-by-step manuals and videos provided
What is incluede?
Option 1
① ALUMA MILL 3518 CNC Machine Frame Structure (with full enclosure)
② HGR20 Heavy-Duty Linear Rail System
③ SFU1605 Precision Ball Screw Transmission System
④ 3PCS Closed-Loop Stepper Motors (2.2N·m / 3.0N·m)
⑤ 4-Axis DDCSV4.1 Offline Controller Box with MPG Handwheel
⑥ Built-in Cable Drag Chain
⑦ 10PCS Drill Bits (Free Gift)
⑧ 2.2KW Water Cooled Spindle only (110V or 220V)
Option 2
① ALUMA MILL 3518 CNC Machine Frame Structure(without full enclosure)
② HGR20 Heavy-Duty Linear Rail System
③ SFU1605 Precision Ball Screw Transmission System
④ 3PCS Closed-Loop Stepper Motors (2.2N·m / 3.0N·m)
⑤ 4-Axis DDCSV4.1 Offline Controller Box with MPG Handwheel
⑥ Built-in Cable Drag Chain
⑦ 10PCS Drill Bits (Free Gift)
⑧ 2.2KW Water Cooled Spindle only (110V or 220V)
Note: If you would like to purchase only the mechanical kit, please click here.
4-Axis DDCSV4.1 Offline Control Box
The BulkMan3D DDCSV4.1 is a reliable CNC control solution designed for 3/4-axis CNC machines. It supports standalone/offline operation, allowing users to run G-code files directly via USB without a PC connection.With a user-friendly interface and MPG handwheel support, it provides stable motion control, precise positioning, and smooth operation for CNC routers, milling machines, and engraving machines.
Suitable for machining wood, aluminum, acrylic, plastics, and other materials.
Tips: Most Internal cables and modules inside this control box have been pre-connected, just follow our instruction to simply plug this box and it can work for your machine.
Hardware Configuration inside this Control Box:
◉ 1x DDCSV4.1 4Axis Controller
◉ 1x MPG Handwheel
◉ 1x Power Supply S800-36V
◉ 1x Power Supply LRS-75-24
◉ 1x VFD Inverter 2.2KW 220V/110V
◉ 4x HBS57S Stepper Driver
◉ 1x Plug-in Filter CW4L2-20A
◉ 1x Wire-lead Filter CW1B-10A
◉ 1x 4-channel relay-24V
◉ 1x Fan 8025-24V
◉ 2x Fan 6010-24V
◉ 1x DB37 Terminal Block
2.2KW Spindle:
◉ Size: ø 80 x 238mm (Diameter: 80mm x Length: 238mm)
◉ Cooling: Water-cooled
◉ Material: Stainless Steel
◉ Power: 2.2kW
◉ High Speed 7 Series 4 Bearings
◉ Voltage: 220V, 110V
◉ AC Rated Current: 15A
◉ Frequency: 400Hz
◉ Max Rotation Speed: 24000 R/min
◉ Runout off: Less than 0.01mm
◉ Power interface: GX16 water proof aviation plug marked with numbers 1, 2, 3, 4
◉ Numbers 1, 2 and 3 are connected to the inverter power U, V, W respectively. Number 4 is connected to the Earth wire
◉ Lubrication: High temperature resistance grease lubrication.
Note: We recommend the 2.2KW Water-Cooled Spindle for better performance, stable operation, and longer continuous working.If you require a 2.2kW air-cooled spindle, please contact us.
