Spandau Lindner SJ-7 Internal Grinding Machine

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Spandau Lindner SJ-7 Internal Grinding Machine

Name: Spandau Lindner SJ-7 Internal Grinding Machine
Brand: Liberty Metal & Machines Private Limited
Price: 100000 INR
Availability: InStock

Price 100000 INR/ Piece

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MOQ : 1 Piece

Spandau Lindner SJ-7 Internal Grinding Machine Specification

Rotation
Clockwise/Counter-Clockwise

Model
SJ-7

Product Type
Internal Grinding Machine

General Use
Internal Grinding Operations

Material
Cast Iron & Steel

Type
Internal Grinder

Capacity
Up to 120 mm

Weight (kg)
Approx. 950 kg

Computerized
No

Automatic
No

CNC Or Not
No

Control System
Manual

Table Size

Table Slide Way
V and Flat guideways

Magnetic Chuck Size

Grinding Wheel Size
125 mm

Grinding Wheel Speed
21,000 RPM

Grinding Length
120 mm

Floor Space
Approx. 1200 x 950 mm

Fuel Tank Capacity

Spindle Speed
Up to 21,000 RPM

Power
2 HP

Voltage
415 V

Dimension (L*W*H)
1200 x 950 x 1300 mm (Approx.)

Feature
Precision Internal Grinding, Rigid Construction

Color
Industrial Green/Grey

Chuck Type
3-Jaw Chuck

Lubrication System
Automatic Lubrication

Working Speed
Manual Feed

Coolant Pump
Yes, Integrated

Internal Grinding Spindle Motor
2 HP

Operation
Manual

Max Workpiece Diameter
250 mm

Wheelhead Traverse
80 mm

Spandau Lindner SJ-7 Internal Grinding Machine Trade Information

Minimum Order Quantity
1 Piece

Main Domestic Market
All India

About Spandau Lindner SJ-7 Internal Grinding Machine

Make - Spandau Lindner (Germany)

Model - SJ-7

Center Height - 275 mm

Max. Outside Diameter of Job - 525 mm

Max. Ground-able Internal Diameter - 250 mm

Max. Table Longitudinal Travel - 500 mm

Hydraulic Chuck Diameter - 400 mm

Work-Head Rotation - 0 to 11 degrees

- Features of Auto-Cut, Auto-Compensation, Delay, Plunge Grinding etc.

- Equipped with Face Grinding attachment.

- Complete with spare Grinding Spindle, Quills, Coolant Tank and Pump.

- Machine is in excellent working condition.

Video of The Machine -

https://youtu.be/X19Goryi-TA

Precision and Versatility in Internal Grinding

The SJ-7 Internal Grinding Machine is a blend of innovation and reliability, designed to deliver high-precision results on cast iron and steel workpieces. With a manual feed operation and integrated cooling system, users can expect consistent performance whether working on small or mid-size components. Its 3-jaw chuck and V-flat guideways guarantee solid workholding and smooth traverse, while the automatic lubrication system ensures long-term durability.

Optimized for Industrial Performance

Engineered for rigorous manufacturing processes, the SJ-7 boasts a robust construction and high-speed spindle operation. This model accommodates workpieces up to 250 mm in diameter and 120 mm in length, providing versatility for a range of internal grinding applications. The intuitive manual operation and straightforward control interface make it accessible for operators while maintaining the exacting standards required in critical grinding tasks.

FAQ's of Spandau Lindner SJ-7 Internal Grinding Machine:

Q: How is the Spandau Lindner SJ-7 Internal Grinding Machine operated?

A: The SJ-7 is operated manually, allowing skilled users to control the grinding process directly. Its user-friendly interface and manual feed ensure fine adjustments for precision internal grinding tasks.

Q: What types of workpieces can be processed on the SJ-7 Internal Grinding Machine?

A: This machine is suitable for internal grinding of cast iron and steel components, handling workpieces up to 250 mm in diameter and 120 mm in grinding length, making it ideal for various manufacturing and repair applications.

Q: When should the automatic lubrication system be maintained?

A: The SJ-7 features an automatic lubrication system, which requires periodic checks to ensure proper functioning. Maintenance schedules are recommended based on usage intensity, typically every few months in industrial environments.

Q: Where is the SJ-7 model commonly used?

A: This internal grinder is widely utilized in manufacturing plants, machining workshops, and industrial facilities, particularly by exporters, importers, suppliers, and manufacturers in Germany and other regions requiring precision grinding.

Q: What is the grinding process like on the SJ-7 Internal Grinder?

A: The grinding process involves securing the workpiece in the 3-jaw chuck, manually feeding the worktable, and using the high-speed spindle (up to 21,000 RPM) with a 125 mm grinding wheel for accurate internal surface refinement. Integrated coolant and automatic lubrication aid consistent results.

Q: How does the SJ-7 benefit users compared to other grinders?

A: Its rigid construction, precision guideways, and automatic lubrication offer reliable performance and accuracy. The ability to accommodate both clockwise and counter-clockwise spindle rotation adds flexibility, while integrated systems reduce downtime and maintenance.

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