Mega Series VMC

MEGA 20VAPC

Servo-driven automatic dual pallet changer swaps parts in 8.5 seconds.

MEGA 20VAPC MEGA 20VAPC MEGA 20VAPC

Product Overview

Eliminate loading downtime with the integrated dual pallet changer on the MEGA 20VAPC. While one pallet is safely cutting inside the machine, the operator loads and preps the next setup on the external station.

Standard Engineering Highlights

FC300 Meehanite Castings

Provides absolute rigidity, dampens vibration during heavy metal removal, and ensures lifelong structural stability.

DYPEC Thermal Compensation

Proprietary dynamic error correction checks thermal expansion in real-time with ±0.1 µm resolution. No warmup cycles needed.

Built-in Spindle Integration

Dual contact spindle with hybrid ceramic bearings reduces spindle vibration, heat growth, and yields superior surface finishes.

MEGA 20VAPC
1/3
Axis Travel (X/Y/Z)23.6 / 20 / 20 in
Spindle15,000 rpm / 41.6 HP / 104 ft-lb
TaperBBT40 / DIN40 / CAT40 / HSK-A63
Table22 x 15.7 in | 441 lbs load
Weight14,110 lbs
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Machining Capacity

63 mm Face Mill
2.5 in Face Mill
Cut
2 x 0.24 in
Feedrate
99.7 in/min
RPM
2,173 rpm
Material
1050 Steel
MRR
766 cc/min
Load
87%
32 mm End Mill
1.3 in End Mill
Cut
1.3 x 0.20 in
Feedrate
90.6 in/min
RPM
3,800 rpm
Material
1050 Steel
MRR
368 cc/min
Load
47%
45 mm Drill
1.8 in Drill
Cut
1.4 in
Feedrate
21 in/min
RPM
2,100 rpm
Material
1050 Steel
MRR
834 cc/min
Load
90%
33 × 3 mm TAP
Ø1.3 x 0.12 in TAP
Cut
N/A
Feedrate
15 in/min
RPM
128 rpm
Material
1050 Steel
MRR
-
Load
46%

Extended Specifications

X Axis23.6 in
Y Axis20 in
Z Axis20 in
Spindle Nose to Table Surface3.5 x 23.6 in
Spindle Center to Column Front21.7 in
Table Size22 x 15.7 in (2 pallets)
Max. Table Load8 x 0.08 in (2 pallets) kg
Table Height from Ground37.4 in
Spindle TaperBBT40 / DIN40 / CAT40 / HSK-A63
Spindle Speed15,000 rpm
Max. Power41.6 HP
Max. Cutting Torque104 ft-lb
Clamping Force1,200 kgf
Max. Speed for Rigid Tapping6,000 rpm
Rapid Feedrate - X Axis2047.2 in/min
Rapid Feedrate - Y Axis2047.2 in/min
Rapid Feedrate - Z Axis1889.8 in/min
Cutting Feedrate787.4 in/min
Magazine Capacity40
Tool SelectionBi-directional/Random
Tool Shank TypeBT40
Pull Stud TypeJIS6339/DIN69872
Max. Tool (Dia. x L)Ø3 x 9.4 in
Without Adjacent Tool6 in
Max. Tool Weight15 lbs
Power Consumption (220V/3PH)30 kVA
Pneumatic Supply300 L/min
Cutting Coolant Pump Motor1.5 HP
Base Wash Pump Motor1.5 HP
CTS Pump Motor (Optional)4.0 HP
Coolant Tank Capacity300 L
Foot Print Size (W x D)101 x 117 in (footprint)
Machine Height115 in
Packing Size (W x D x H)126 in x 86.6 in x 100.4 in
Machine Net Weight14,110 lbs
Machine Gross Weight14,793 lbs
Positioning Accuracy/Full Stroke0.005 (VDI 3441)
Repeatability Accuracy±0.0025
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Advanced Engineering Features

DYPEC Thermal Compensation

DYPEC® Thermal Compensation

Real-time predictive error correction

DYPEC® (Dynamic Y-axis Predictive Error Compensation) is Micro Dynamics' proprietary real-time thermal compensation system. Embedded sensors monitor structural temperature gradients across the casting, spindle housing, and ballscrews, feeding corrections to the CNC controller every microsecond.

Thermal drift is eliminated before it affects part accuracy. No warmup cycles needed at shift start, and consistent micron-level tolerance is maintained across 24/7 production runs.

Learn About DYPEC®
FC300 Casting

FC300 Meehanite® Casting

FEA-optimized symmetric base

Every Micro Dynamics machine is built on an FC300-grade Meehanite® casting—a premium class of gray iron with controlled graphite microstructure. The casting undergoes FEA-optimized ribbing to create a high-rigidity base that absorbs cutting vibration.

Superior vibration damping for finer surface finishes, thermal stability to prevent geometric drift, and long-term structural integrity throughout decades of heavy use.

Explore Casting Engineering
Micro Dynamics HMI

Micro Dynamics HMI

Windows-embedded conversational control

The Micro Dynamics HMI runs on a Windows-embedded 15" touchscreen console powered by Mitsubishi M830VW CNC control. Combines conversational programming, Renishaw probing, tool data management, and real-time diagnostics.

With a 5,400-block look-ahead buffer and EtherNet/IP networked I/O, the controller executes complex multi-axis toolpaths with zero hesitation.

See the HMI in Action
Lightning ATC

Lightning ATC

40-tool bidirectional carousel

The Lightning Automatic Tool Changer delivers 1.2-second tool-to-tool swap times with a bidirectional random-access carousel. A servo-driven magazine arm ensures precise tool pot positioning.

Standard with a 40-tool magazine (expandable), featuring integrated LED lighting for instant tool verification and manual control panel for diagnostics.

ATC Technology Details
Ergonomic Design

Ergonomic Design

Operator-focused access at 950 mm

Every Micro Dynamics machine is engineered around the operator. Wide double doors provide unobstructed access for fast part loading. The optimized table height of 37.4 in minimizes operator strain during extended shifts.

Full chip enclosure with safety interlock, centralized coolant and air gun stations, and intuitive control panel placement for a fatigue-reducing workflow.

Ergonomic Design Philosophy
Built-In Spindle

Built-In Spindle

Thermally isolated direct drive

The direct-drive built-in spindle delivers 15,000 RPM with 41.6 HP peak power and 104 ft-lb cutting torque. The motor is thermally isolated from the spindle housing, eliminating heat transfer that causes Z-axis growth in belt-driven designs.

Equipped with hybrid ceramic bearings (2.8 in mm inner diameter) and dual-contact 40-taper tool clamping (1,200 kgf), the spindle achieves superior surface finishes at high RPM while maintaining rigid heavy cutting capability.

Spindle Engineering
Dual Pallet Changer

Dual Pallet Changer

8.5 second swap time

The automatic dual-pallet changer swaps workpieces in just 8.5 seconds, keeping the spindle cutting continuously while the operator loads parts on the idle pallet.

Two independent 22 x 15.7 in pallets with 441 lbs load capacity each allow mixed-part production without re-fixturing.

APC System Details

Standard & Optional Equipment

Standard Features

  • 15K RPM Spindle
  • Dual-Pallet APC
  • HMI
  • 15" Display
  • M830VW
  • EtherNet/IP
  • 40-Tool Magazine
  • Coolant/Base Wash
  • Air Gun
  • Twin Augers
  • Scraper Conveyor
  • Safety Doors
  • Manuals

Options & Upgrades

  • 20K/24K RPM Spindles
  • Scales
  • Extra M-Codes
  • Renishaw
  • 60 or 90 Tool Magazine
  • Auto Doors
  • Servo Mag
  • 4th-Axis Prep
  • MQL
  • High-Pressure CTS
  • Coolant Ring
  • High-Pressure Coolant Gun
  • Oil Skimmer
  • Spinning Window
  • Oil Mist
  • Risers
  • CE/Transformer.

Technical Drawings

Tool System
Tool System

Upgrade Your Production with the MEGA 20VAPC

Contact our engineering sales team to configure fixtures, spindle upgrades, and integration options for your shop floor.

Request a Custom Quote