USED MAZAK INTEGREX 300II-SY – 2000

The 2000 Mazak INTEGREX 300II-SY is a premium multi-tasking CNC turn-mill center designed to perform turning, milling, drilling, boring, tapping, and simultaneous multi-axis machining in a single setup. Manufactured by Yamazaki Mazak, one of the world’s leading CNC machine tool builders, the INTEGREX Series revolutionized modern manufacturing by combining the capabilities of a CNC lathe and machining center into one highly productive platform. The 300II-SY features a main spindle, sub-spindle, full Y-axis, B-axis milling spindle, and C-axis positioning on both spindles, allowing manufacturers to complete complex parts with fewer setups, shorter cycle times, and improved dimensional accuracy.

Built with a heavily ribbed slant-bed cast iron construction, the Mazak INTEGREX 300II-SY delivers exceptional rigidity, thermal stability, and vibration damping during demanding machining operations. The machine offers approximately 22.8 inches (580 mm) of X-axis travel, 9.1 inches (230 mm) of Y-axis travel (±115 mm), and 44.8 inches (1,137 mm) of Z-axis travel, making it ideal for machining medium to large precision components. Equipped with a 12.4-inch (315 mm) hydraulic main chuck, 10-inch sub-spindle, and a 10,000 RPM B-axis milling spindle, the machine efficiently performs both heavy-duty turning and high-speed milling without transferring parts between machines. The main spindle produces up to 26 kW (35 HP) with speeds reaching 3,500 RPM, providing ample power for machining steel, stainless steel, titanium, Inconel, aluminum, and exotic alloys.

The 2000 model is commonly equipped with the Mazatrol PC Fusion 640MT CNC Control, which supports conversational programming, ISO G-code, advanced tool management, and simultaneous multi-axis machining. A standard 40-tool automatic tool magazine (with optional 80-tool capacity) allows fast access to live and static tooling, while synchronized main and sub-spindle operation enables complete machining from raw material to finished part in one cycle. Standard equipment often includes through-tool coolant, automatic tool setter, chip conveyor, hydraulic chucking, spindle synchronization, and automatic part transfer between spindles. Optional accessories such as bar feeders, high-pressure coolant, probing systems, and automation interfaces further increase production efficiency.

The Mazak INTEGREX 300II-SY is widely used throughout the aerospace, automotive, medical, oil and gas, energy, defense, and precision engineering industries. Typical applications include shafts, hydraulic manifolds, aerospace fittings, valve bodies, orthopedic implants, transmission components, pump housings, turbine components, and complex production parts requiring multiple machining operations. Its ability to combine turning and milling in a single setup significantly improves productivity while reducing setup errors and manufacturing costs.

Purchasing a used 2000 Mazak INTEGREX 300II-SY provides manufacturers with advanced multi-tasking machining capability at a fraction of the cost of a new machine. Mazak machines are renowned for their exceptional reliability, long service life, advanced CNC technology, and excellent resale value. A properly maintained INTEGREX 300II-SY continues to deliver outstanding precision, flexibility, and productivity, making it one of the most desirable used multi-tasking CNC machines available.

MAZAK INTEGREX 300II-SY – 2000 SPECIFICATIONS

Axis

Specification	Value
Machine Type	Multi-Tasking CNC Turn-Mill Center
Controlled Axes	8 Axes
X-Axis Travel	22.8 in (580 mm)
Y-Axis Travel	±4.5 in (±115 mm)
Z-Axis Travel	44.8 in (1,137 mm)
Z2-Axis Travel	43.7 in (1,110 mm)
B-Axis Rotation	-30° to +195°
C-Axis	360° Continuous, 0.001° Positioning

Travels / Work Envelope

Specification	Value
Maximum Turning Diameter	24.0 in (610 mm)
Maximum Machining Length	42.5 in (1,080 mm)
Maximum Swing Over Bed	24.0 in (610 mm)
Maximum Bar Capacity	3.03 in (77 mm)

Main / Sub Spindle

Specification	Value
Main Chuck Size	12.4 in (315 mm)
Sub-Spindle	Standard
Main Spindle Speed	35–3,500 RPM
Sub-Spindle Speed	35–3,500 RPM
Spindle Bore	3.46 in (88 mm)
Main Spindle Motor	35 HP (26 kW)
Sub-Spindle Motor	30 HP (22 kW)

Milling Spindle

Specification	Value
Milling Spindle Speed	10,000 RPM
Tool Interface	KM63
Milling Motor	20 HP (15 kW)
Maximum Torque	86 lb-ft (116 Nm)

Tool Changer

Specification	Value
Tool Changer Type	Automatic Tool Magazine
Standard Tool Capacity	40 Tools
Optional Capacity	80 Tools
Maximum Tool Diameter	3.5 in (90 mm)
Maximum Tool Diameter (Adjacent Pocket Empty)	4.7 in (120 mm)
Maximum Tool Length	11.8 in (300 mm)
Maximum Tool Weight	15.4 lbs (7 kg)
Tool Change Time	Approx. 1.3 sec

CNC Control

Specification	Value
CNC Control	Mazatrol PC Fusion 640MT
Programming	Mazatrol Conversational & ISO G-Code
Simultaneous Multi-Axis Machining	Standard
Tool Management	Standard

Coolant / Chip Management

Specification	Value
Coolant System	Flood Coolant
Through-Tool Coolant	Standard
High-Pressure Coolant	Optional (15 bar)
Chip Conveyor	Standard
Automatic Tool Setter	Standard

Power Requirements

Specification	Value
Electrical Supply	220V / 440V, 3-Phase
Connected Load	Approx. 37 kVA
Pneumatic Supply	80–100 PSI (5.5–6.9 bar)

Dimensions

Specification	Value
Machine Footprint	Approx. 236 × 110 × 106 in (6.0 × 2.8 × 2.7 m)
Machine Weight	Approx. 21,600 lbs (9,800 kg)

General Information

Specification	Value
Manufacturer	Yamazaki Mazak
Model	INTEGREX 300II-SY
Year	2000
Machine Category	Multi-Tasking CNC Turn-Mill Center
Materials Machined	Aluminum, Steel, Stainless Steel, Titanium, Inconel, Brass, Engineering Plastics
Typical Applications	Aerospace Shafts, Valve Bodies, Hydraulic Components, Medical Devices, Transmission Parts, Energy Components, Precision Production Parts

HOW MUCH DOES A USED MAZAK INTEGREX 300II-SY – 2000 COST?

A used 2000 Mazak INTEGREX 300II-SY typically sells for $95,000 to $180,000 USD, depending on spindle hours, maintenance history, CNC control version, tooling package, machine condition, and installed options such as bar feeders, high-pressure coolant, probing systems, or automation equipment. Machines equipped with larger tool magazines, documented maintenance records, and production-ready accessories generally command higher resale values.

Before purchasing a used Mazak INTEGREX 300II-SY, buyers should inspect the main and sub-spindles, B-axis accuracy, Y-axis performance, tool magazine operation, lubrication system, guideways, ballscrews, and overall machine geometry. A properly maintained INTEGREX 300II-SY delivers exceptional long-term value by combining turning, milling, drilling, and multi-axis machining in a single platform, making it an excellent investment for manufacturers producing complex, high-precision components.

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MAZAK INTEGREX 300II-SY VS MAZAK INTEGREX 300-IV ST – WHICH ONE TO BUY?

The Mazak INTEGREX 300II-SY and Mazak INTEGREX 300-IV ST are premium multi-tasking CNC machining centers designed to perform turning, milling, drilling, boring, and simultaneous multi-axis machining in a single setup. Both machines are part of Mazak’s highly respected INTEGREX Series and are widely used in aerospace, oil and gas, automotive, medical, defense, and precision engineering industries. The primary difference between the two models is generation and technology. The INTEGREX 300-IV ST represents a newer platform with enhanced CNC control, improved spindle performance, greater automation capabilities, and higher machining efficiency, while the INTEGREX 300II-SY remains an extremely capable and reliable solution for complete multi-tasking machining.

The INTEGREX 300II-SY features a main spindle, secondary spindle, milling spindle, and Y-axis capability, allowing complete machining of both ends of a component with minimal operator intervention. It significantly reduces setup time while improving dimensional accuracy and production efficiency.

The newer INTEGREX 300-IV ST builds upon this foundation with improved control technology, faster processing speeds, enhanced machine rigidity, and greater automation options. It is particularly well suited for manufacturers operating high-volume production environments or machining highly complex components.

Both machines deliver excellent precision, flexibility, and reliability. The INTEGREX 300II-SY remains an excellent choice for job shops and manufacturers seeking proven multi-tasking performance at a competitive investment cost. The INTEGREX 300-IV ST is better suited for businesses prioritizing maximum productivity, automation, and the latest machining technology.

For most manufacturers purchasing a used machine, the Mazak INTEGREX 300II-SY offers exceptional value, while the newer 300-IV ST provides additional productivity advantages for demanding production environments.

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MAZAK INTEGREX 300II-SY SPINDLE NOT TURNING – CAUSES AND TROUBLESHOOTING

If the spindle on a Mazak INTEGREX 300II-SY does not rotate, the problem may be caused by spindle drive faults, CNC control alarms, electrical failures, lubrication problems, hydraulic issues, cooling system faults, or machine safety interlocks. Since the machine incorporates both a main spindle and a secondary spindle, troubleshooting should first identify which spindle is affected.

Begin by checking the CNC control for active alarms. Emergency stop activation, door safety interlocks, spindle drive alarms, servo faults, hydraulic pressure warnings, lubrication alarms, spindle synchronization faults, or tool changer errors may prevent spindle operation. Clear all alarms before attempting to restart the spindle.

Inspect the spindle drive system for electrical problems. Loose electrical connections, damaged encoder cables, faulty spindle amplifiers, motor overload conditions, blown fuses, or overheating can prevent spindle rotation. Verify spindle lubrication systems, spindle cooling units, hydraulic pressure, compressed air supply, and machine power to ensure all supporting systems are functioning properly.

Review the CNC program and setup. Missing M03 or M04 commands, incorrect spindle speed settings, spindle synchronization errors, interrupted tool changes, improper chuck clamping, or incorrect workholding sequences can prevent spindle startup.

If the spindle attempts to rotate but immediately stops, inspect spindle bearings, chuck mechanisms, drawbar systems, spindle taper cleanliness, tooling condition, and cutting loads. Excessive vibration, unusual noise, or overheating may indicate bearing wear or mechanical damage.

Routine spindle inspections, lubrication maintenance, hydraulic servicing, and scheduled preventive maintenance help minimize spindle failures and extend machine life.

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MAZAK INTEGREX 300II-SY MAINTENANCE AND PREVENTIVE CARE GUIDE

The Mazak INTEGREX 300II-SY is a sophisticated CNC multi-tasking machining center designed for complete part processing in a single setup. Because the machine combines turning, milling, dual-spindle operation, and multiple controlled axes, preventive maintenance is critical for maintaining machining accuracy, productivity, and reliability.

Daily maintenance should include removing chips from the machining enclosure, spindle noses, milling spindle taper, chuck surfaces, guideway covers, and tool magazine. Operators should inspect coolant levels, coolant concentration, lubrication systems, hydraulic pressure, compressed air supply, spindle cleanliness, and tooling condition before production begins.

Weekly maintenance should include inspecting coolant pumps, chip conveyors, lubrication units, hydraulic systems, spindle cooling systems, automatic tool changer operation, chuck clamping mechanisms, and electrical cabinet filters. Chip accumulation around spindle areas, tool changers, and guideways should be removed to prevent mechanical interference.

Monthly inspections should focus on spindle runout, chuck accuracy, tool retention force, ball screws, linear guideways, spindle bearings, encoder cables, hydraulic lines, electrical connections, lubrication systems, coolant filtration systems, and machine leveling. Machine geometry and axis calibration should also be verified to maintain precision.

Additional preventive maintenance includes monitoring spindle vibration, checking backlash on all machine axes, replacing worn filters, servicing lubrication systems, inspecting rotary components, and maintaining detailed service records. Early detection of wear helps prevent expensive repairs and unplanned downtime.

A disciplined maintenance program maximizes spindle life, machining accuracy, production efficiency, and machine reliability. Proper preventive care allows the Mazak INTEGREX 300II-SY to continue delivering consistent high-performance machining throughout its operating life.

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FAQ

What is the Mazak INTEGREX 300II-SY?

The Mazak INTEGREX 300II-SY is a multi-tasking CNC machining center that combines turning, milling, drilling, boring, and Y-axis machining into one highly integrated machine. It features both a main spindle and a secondary spindle, enabling complete machining of both ends of a component without multiple setups.

The machine is widely used in aerospace, automotive, medical, energy, oil and gas, defense, and precision engineering industries. It is capable of producing shafts, valves, housings, hydraulic components, aerospace parts, medical implants, and other complex precision components requiring multiple machining operations.

Its combination of dual-spindle capability, live tooling, Y-axis machining, and advanced CNC control significantly reduces setup time while improving productivity, dimensional accuracy, and manufacturing efficiency.

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What are the most common problems with the Mazak INTEGREX 300II-SY?

The most common problems with the Mazak INTEGREX 300II-SY include spindle alarms, secondary spindle synchronization faults, hydraulic system issues, servo drive errors, automatic tool changer faults, lubrication warnings, encoder failures, coolant contamination, chuck clamping problems, spindle orientation errors, communication faults, and axis positioning errors.

Machines operating continuously in demanding production environments may also experience spindle bearing wear, hydraulic pressure fluctuations, thermal expansion, tool magazine issues, calibration drift, and normal mechanical wear over time. Inadequate lubrication, coolant contamination, improper tooling practices, or neglected preventive maintenance can increase the likelihood of these problems.

Regular spindle inspections, hydraulic system servicing, lubrication maintenance, coolant management, electrical inspections, machine calibration, and scheduled preventive maintenance help minimize downtime and ensure reliable, accurate operation of the Mazak INTEGREX 300II-SY.