TOS BUAJ-28/650 Universal Cylindrical Grinder Machine
TOS BUAJ-28/650 Universal Cylindrical Grinder Machine

TOS BUAJ-28/650 Universal Cylindrical Grinder Machine

Price 100000 INR/ Piece

MOQ : 1 Piece

TOS BUAJ-28/650 Universal Cylindrical Grinder Machine Specification

  • Product Type
  • Universal Cylindrical Grinder Machine
  • General Use
  • Precision External & Internal Grinding
  • Material
  • Cast Iron (Bed, Table & Headstock)
  • Type
  • BUAJ-28/650
  • Capacity
  • 650 mm (Maximum Job Length)
  • Weight (kg)
  • 2100 kg (Approx.)
  • Computerized
  • No
  • Automatic
  • Semi-Automatic
  • Control System
  • Manual
  • Drive Type
  • Electric
  • Grinding Diameter
  • 280 mm (Max. Swing over Bed)
  • Grinding Length
  • 650 mm
  • Spindle Speed
  • 28350 rpm (Work Head)
  • Grinding Wheel Size
  • 400 x 50 x 203.2 mm
  • Voltage
  • 415 V, 3 Phase, 50 Hz
  • Dimension (L*W*H)
  • 2400 x 1500 x 1500 mm (Approx.)
  • Feature
  • High Precision, Rigid Bed Construction, Tailstock with Micro Adjustment
  • Color
  • Green / White
  • Work Head Taper
  • MT4 (Morse Taper 4)
  • Max Grinding Depth
  • 3 mm (per pass)
  • Floor Area Required
  • 2600 x 1600 mm
  • Make/Brand
  • TOS
  • Wheelhead Motor Power
  • 3.3 kW
  • Internal Grinding Spindle Speed
  • 12000 rpm
  • Grinding Wheel Speed
  • 1650 rpm
  • Table Swivel Range
  • +10 / -6
  • Max Distance Between Centers
  • 650 mm
  • Coolant Pump Motor
  • 0.09 kW
  • Centre Height
  • 140 mm
  • Lubrication
  • Centralized Lubrication System
  • Work Head Spindle Speeds
  • Four steps, 28350 rpm
  • Tailstock Quill Travel
  • 30 mm
  • Power of Main Motor
  • 3.3 kW
  • Max Workpiece Weight
  • 70 kg (with centres)
 

TOS BUAJ-28/650 Universal Cylindrical Grinder Machine Trade Information

  • Minimum Order Quantity
  • 1 Piece
  • Main Domestic Market
  • All India
 

About TOS BUAJ-28/650 Universal Cylindrical Grinder Machine

Make - TOS - Hostivar (Czech Republic)

Model - BUAJ 28

Center Height - 145 mm

Max. Diameter of Job - 280 mm

Max. Length of Job - 650 mm

Grinding Wheel Size - 400 mm Diameter x 50 mm Width

Least Count of the Machine - 1 Micron

Work-Head Speeds - 22.4 rpm to 710 rpm

Wheel-Head Speeds - 2040 rpm / 2560 rpm

Internal Grinding Spindle Diameter - 80 mm

- Equipped with Internal Grinding Attachment.

- Complete with 2-point Steady, 3-point Steady, & Job Supports.

- Complete with Wheel Dressers, Chuck, Collet Sets, Mandrels, Centers etc.

- With spare Wheels Flange, Grinding Wheels, Splash Guards and other accessories.

- Complete with Magnetic Coolant Filtration Unit, Coolant Tank & Pump.

- Features like Delay, Auto-Slow, Plunge Grinding, Dressing Cycle etc.

- Features like Auto-Cut, Auto-Compensation, Rapid Table Travel, etc.

- Machine is one of the latest conventional models made by the TOS company.

- Operating Manual and Electrical Drawings are available.

- Machine is in excellent working condition.


Video of The Machine -

https://youtu.be/nQiXa1487_o



Versatile Grinding Capabilities

The TOS BUAJ-28/650 caters to both external and internal cylindrical grinding, supporting a maximum grinding length of 650 mm and diameter up to 280 mm. Its multi-speed work head and high-precision components allow seamless processing of a variety of parts, ensuring superior surface finishes for both small batch and repeat jobs.


Durable Build and Enhanced Stability

Constructed with top-grade cast iron for the bed, table, and headstock, this machine ensures rigidity, minimal vibration, and extended lifespan. The rigid bed construction and tailstock's micro-adjustment feature deliver consistent accuracy during heavy-duty operations. Centralized lubrication minimizes wear, ensuring reliable long-term use.


User-Friendly Operation and Safety

Operators benefit from the semi-automatic, manual control system, granting straightforward setup and flexible use in workshops and manufacturing units. The centralized lubrication and sturdy design contribute to safe, low-maintenance operation, allowing for secure handling of workpieces up to 70 kg while maintaining high grinding precision.

FAQ's of TOS BUAJ-28/650 Universal Cylindrical Grinder Machine:


Q: How does the TOS BUAJ-28/650 grinder support precision grinding operations?

A: The BUAJ-28/650 features a rigid cast iron construction and a tailstock with micro-adjustment for meticulous alignment. It offers high spindle speeds, precise table swivels, and centralized lubrication, all combining to ensure smooth, accurate grinding with minimal deviation, even on intricate and demanding tasks.

Q: What materials and workpiece sizes can be processed with this cylindrical grinder?

A: You can grind workpieces up to 650 mm in length and 280 mm in diameter, with a maximum weight of 70 kg (when using centers). The robust structure is designed for hard materials like steel or cast iron, making it suitable for producing high-tolerance industrial components.

Q: When is it suitable to use the internal grinding spindle feature?

A: The internal grinding spindle, operating at 12,000 rpm, is best used when high-speed, high-accuracy internal surface finishing is required. It is particularly beneficial for complex cylindrical parts where internal diameters, bores, or recesses need precision grinding.

Q: Where can the TOS BUAJ-28/650 be installed and operated?

A: This machine is ideal for factories, tool rooms, and manufacturing plants with adequate electrical supply (415 V, 3 phase, 50 Hz) and a floor area of approximately 2600 x 1600 mm. Its semi-automatic, manual controls suit a variety of workshop settings.

Q: What is the process for changing work head spindle speeds on this machine?

A: The work head spindle speeds are selectable in four steps, ranging from 28 to 350 rpm. Operators can manually adjust the speeds according to the material and grinding requirement, allowing flexibility for different types of grinding tasks and workpiece characteristics.

Q: How does the centralized lubrication system benefit the user and the machine?

A: The centralized lubrication system ensures even and consistent distribution of lubricant to critical moving components. This reduces friction, minimizes maintenance needs, and extends both the service life of the machine and the precision of grinding operations.

Q: What unique features enhance usability and efficiency on the BUAJ-28/650?

A: Key advantages include a semi-automatic, manually-operated control system, easily adjustable table swivel, a robust heavy-duty main motor (3.3 kW), and a coolant pump. Together, these features streamline workflow, enhance user safety, and provide high-quality, repeatable results.

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