USED HAAS ST35 – 2019
The 2019 HAAS ST35 is a heavy-duty CNC turning center engineered for high-performance machining applications requiring large part capacity, powerful spindle performance, and reliable long-term production capability. Manufactured by Haas Automation, the ST35 is part of the highly respected Haas ST Series lineup designed for medium to large component machining across demanding industrial environments. The machine is widely recognized for combining robust construction, modern CNC technology, and operator-friendly controls within a cost-effective turning platform suitable for both production machining and precision custom manufacturing.
The HAAS ST35 features a rigid cast iron frame with box-way construction designed to minimize vibration and maintain machining stability during aggressive cutting operations. Compared to smaller CNC lathes, the ST35 offers significantly greater turning diameter capacity, higher spindle torque, and enhanced workpiece support capability, making it highly effective for machining larger components and heavy materials requiring consistent dimensional accuracy and reliable surface finishes.
The 2019 ST35 is capable of machining carbon steel, stainless steel, alloy steel, cast iron, aluminum, titanium, brass, and many other industrial materials commonly used throughout manufacturing and heavy equipment industries. The machine is frequently utilized for machining hydraulic cylinders, industrial shafts, rollers, flanges, couplings, oilfield components, aerospace hardware, heavy-duty bushings, threaded parts, and precision rotational assemblies requiring rigid turning performance and repeatable production accuracy.
One of the biggest advantages of the HAAS ST35 is its ability to support both high-volume production machining and flexible low-volume manufacturing applications. The machine commonly includes a large hydraulic chuck, programmable tailstock, high-torque spindle system, automatic turret, and advanced CNC controls that improve productivity while simplifying operation and setup procedures.
The machine typically features the Haas Next Generation Control system, offering high-speed processing capability, expanded memory, USB connectivity, Ethernet networking, conversational programming support, and an intuitive widescreen operator interface. Many manufacturers prefer Haas controls because they reduce training requirements while improving programming efficiency and shop-floor productivity.
Many used 2019 HAAS ST35 machines include valuable options such as chip conveyors, live tooling capability, bar feeders, parts catchers, high-pressure coolant systems, automatic tool setters, and upgraded spindle configurations that further improve automation capability and machining performance.
Industries including oil and gas, aerospace, industrial manufacturing, heavy equipment, automotive, energy, fabrication, and contract machining commonly utilize the ST35 because of its durability, rigidity, and dependable long-term production capability.
Because of its large work envelope, excellent machining power, and reliable performance, the 2019 HAAS ST35 continues to remain one of the most respected heavy-duty CNC turning centers available in the used machinery market.
HAAS ST35 – AXIS
| Specification | Details |
|---|---|
| Machine Configuration | CNC Turning Center |
| Axis Configuration | 2-Axis CNC Turning |
| X-Axis Travel | Approx. 12.5 in |
| Z-Axis Travel | Approx. 34 in |
| Rapid Traverse Rate | Approx. 945 IPM |
| Guideway Type | Box Ways |
HAAS ST35 – AXIS TRAVELS / WORK ENVELOPE
| Specification | Details |
|---|---|
| Maximum Turning Diameter | Approx. 31.75 in |
| Maximum Turning Length | Approx. 34 in |
| Swing Over Front Apron | Approx. 34.5 in |
| Chuck Size | 12 in Hydraulic Chuck |
| Maximum Bar Capacity | Approx. 4 in |
| Workpiece Capacity | Medium & Large Industrial Parts |
HAAS ST35 – CAPACITY / TABLE
| Specification | Details |
|---|---|
| Production Capability | Medium to High Volume |
| Workholding Type | Hydraulic Chuck |
| Tailstock Support | Programmable Tailstock |
| Heavy-Duty Cutting Capability | Yes |
| Automation Compatibility | Yes |
HAAS ST35 – SPINDLE
| Specification | Details |
|---|---|
| Maximum Spindle Speed | Approx. 2400 RPM |
| Spindle Motor Power | Approx. 40 HP |
| Spindle Nose Type | A2-8 |
| Spindle Bore Diameter | Approx. 4.6 in |
| Spindle Torque | High Torque Configuration |
| Drive Type | Direct Drive |
HAAS ST35 – TOOL CHANGER
| Specification | Details |
|---|---|
| Turret Style | Automatic Turret |
| Tool Capacity | 12 Stations |
| Live Tooling Capability | Optional |
| Tool Index Time | Fast Servo Indexing |
| Tooling Compatibility | Standard CNC Turning Tooling |
HAAS ST35 – CONTROL SYSTEM
| Specification | Details |
|---|---|
| CNC Platform | Haas Next Generation Control |
| Programming Type | Conversational & G-Code |
| USB Connectivity | Standard |
| Ethernet Networking | Yes |
| Display Interface | Widescreen LCD Display |
| Remote Monitoring Capability | Optional |
HAAS ST35 – COOLANT / DUST / WATER MANAGEMENT
| Specification | Details |
|---|---|
| Coolant Delivery System | Flood Coolant |
| Coolant Tank Capacity | Approx. 95 Gallons |
| Chip Removal System | Automatic Chip Conveyor |
| High Pressure Coolant | Optional |
| Coolant Filtration | Industrial Filtration System |
HAAS ST35 – POWER REQUIREMENTS
| Specification | Details |
|---|---|
| Electrical Requirement | 220V / 3-Phase |
| Estimated Power Usage | Approx. 90 Amps |
| Pneumatic Requirement | Standard Shop Air |
| Power Configuration | Industrial CNC Layout |
HAAS ST35 – DIMENSIONS
| Specification | Details |
|---|---|
| Approximate Machine Weight | Approx. 15,500 lbs |
| Machine Length | Approx. 175 in |
| Machine Width | Approx. 90 in |
| Machine Height | Approx. 92 in |
| Floor Space Requirement | Large Industrial Footprint |
HAAS ST35 – GENERAL INFORMATION
| Specification | Details |
|---|---|
| Manufacturer | Haas Automation |
| Model | ST35 |
| Year | 2019 |
| Machine Category | CNC Turning Center |
| Primary Application | Heavy-Duty Precision Turning |
| Common Materials Machined | Steel, Aluminum, Titanium, Cast Iron |
INDUSTRIES THAT USE HAAS ST35
The HAAS ST35 is widely utilized throughout industries requiring rigid CNC turning capability for large part machining and demanding production environments. Oil and gas manufacturers commonly use the machine for machining valves, couplings, threaded connectors, pump components, drilling hardware, and heavy-duty industrial assemblies requiring high torque and dependable machining stability.
Aerospace manufacturers frequently rely on the ST35 for machining large rotational aerospace components, structural hardware, shafts, bushings, threaded housings, and precision assemblies requiring tight tolerances and consistent surface finishes across extended production cycles.
Heavy equipment manufacturers commonly utilize the machine for machining hydraulic cylinders, rollers, support shafts, axles, flanges, industrial hubs, and large rotational components used throughout construction, mining, and agricultural machinery production.
Industrial manufacturing facilities often use the ST35 for machining repair components, production hardware, cylindrical assemblies, couplings, and large precision parts requiring reliable dimensional accuracy and aggressive material removal capability.
Energy and power generation industries also rely on the machine for machining turbine components, industrial pipe fittings, heavy threaded parts, and power transmission assemblies requiring durable machining performance and excellent repeatability.
Contract machine shops and precision machining facilities frequently utilize the ST35 because of its versatility, large work envelope, and ability to efficiently handle both low-volume custom machining and high-volume production applications.
Because of its rigidity, machining power, and dependable long-term performance, the HAAS ST35 continues supporting a broad range of industrial turning operations worldwide.
TYPICAL PARTS HAAS ST35 CAN PRODUCE
| Part Type | Examples |
|---|---|
| Oilfield Components | Valves, Connectors, Couplings |
| Heavy Equipment Parts | Rollers, Axles, Hubs |
| Aerospace Hardware | Precision Rotational Components |
| Industrial Components | Shafts, Bushings, Sleeves |
| Hydraulic Assemblies | Cylinders, Pistons |
| Power Generation Parts | Flanges, Threaded Assemblies |
WHY CHOOSE HAAS ST35
The HAAS ST35 is designed for manufacturers requiring dependable CNC turning capability for large components and heavy-duty machining operations. One of the machine’s biggest advantages is its rigid box-way construction, which improves cutting stability, vibration dampening, and machining accuracy during aggressive turning applications and long production runs.
The machine offers excellent spindle torque and large part capacity, allowing shops to efficiently machine oversized workpieces and demanding industrial materials while maintaining repeatable dimensional accuracy and consistent surface finishes.
Another major advantage is the machine’s user-friendly Haas Next Generation Control system. The intuitive interface, conversational programming capability, and networking features help reduce training time while simplifying setup procedures and production management across busy manufacturing environments.
The ST35 is also highly adaptable for automation and advanced production machining. Many machines are equipped with bar feeders, chip conveyors, high-pressure coolant systems, parts catchers, and live tooling capability that improve unattended machining efficiency and overall shop productivity.
Operators and maintenance teams frequently appreciate the machine’s manageable service requirements and strong aftermarket support availability. Haas equipment remains widely supported throughout the manufacturing industry, simplifying replacement part sourcing and technical service access.
The machine’s versatility makes it highly suitable for aerospace machining, oilfield manufacturing, industrial production, energy applications, and heavy equipment machining operations requiring reliable long-term performance and production efficiency.
For manufacturers seeking powerful CNC turning capability with large part capacity, excellent rigidity, and dependable operation, the HAAS ST35 remains one of the most respected heavy-duty CNC turning centers available in the used machinery market.
WHY BUY USED HAAS ST35
Purchasing a used 2019 HAAS ST35 allows manufacturers to acquire modern heavy-duty CNC turning capability while significantly reducing equipment acquisition costs compared to purchasing a new machine. One of the biggest advantages of purchasing used CNC machinery is the ability to obtain highly productive industrial equipment while minimizing capital investment requirements.
The HAAS ST35 remains highly desirable within the used machinery market because of its reputation for durability, machining power, and long-term reliability. Properly maintained machines continue delivering dependable turning performance and operational consistency years after their original installation.
Another major advantage of purchasing a used ST35 is the machine’s versatility across multiple industries and production environments. Many manufacturers use the ST35 for both short-run custom machining and long-term production work, improving machine utilization and manufacturing flexibility.
Many used ST35 machines are sold with valuable factory-installed options such as chip conveyors, live tooling systems, programmable tailstocks, high-pressure coolant systems, parts catchers, and bar feeders. These accessories improve automation capability while reducing additional setup expenses for buyers.
The machine’s rigid mechanical construction and broad aftermarket support availability also contribute to easier long-term ownership. Haas equipment remains widely supported throughout the manufacturing industry, making technical support, replacement parts, and tooling readily accessible.
Used ST35 machines are especially attractive for growing manufacturers, industrial facilities, aerospace suppliers, oilfield operations, and contract machine shops seeking reliable heavy-duty CNC turning capability within a controlled equipment budget.
For businesses seeking dependable large-part machining capability with strong production performance and excellent long-term value, the used 2019 HAAS ST35 remains an outstanding investment opportunity within the used CNC machinery market.
HOW MUCH DOES A USED HAAS ST35 COST?
The price of a used 2019 HAAS ST35 depends on several important factors including overall machine condition, spindle hours, installed options, tooling packages, maintenance history, and regional market demand. Because the ST35 remains one of the most respected heavy-duty CNC turning centers in the manufacturing industry, properly maintained machines continue retaining strong resale value.
A typical used 2019 HAAS ST35 may range from approximately $95,000 to $185,000 depending on machine configuration and operating condition. Machines equipped with live tooling, bar feeders, chip conveyors, programmable tailstocks, high-pressure coolant systems, and automation accessories often command higher pricing because of their increased production capability and reduced setup requirements.
Machine condition remains one of the most important pricing considerations. Buyers should inspect spindle condition, box-way wear, lubrication systems, hydraulic systems, turret alignment, control functionality, and overall machine cleanliness before purchasing. Machines with documented maintenance records and lower operating hours generally maintain stronger market value.
Dealer-listed machines may carry higher pricing compared to privately sold equipment because dealers frequently provide inspections, financing options, startup assistance, operator training, or limited warranty coverage. Geographic location and transportation costs may also influence total acquisition expenses.
The machine’s durability, spindle torque, and large work envelope continue making it highly attractive for industrial manufacturers, heavy equipment facilities, aerospace suppliers, and precision machine shops seeking dependable CNC turning capability without excessive capital investment.
Despite fluctuations within the used CNC machinery market, the HAAS ST35 continues to remain one of the most dependable and cost-effective heavy-duty CNC turning centers available. For manufacturers seeking reliable machining performance, strong production capability, and excellent long-term ownership value, the used 2019 HAAS ST35 remains an exceptional investment choice.
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