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PENTAGON MACHINES AND TOOLS
GST : 27AARFP2364F1ZZ

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PENTAGON Universal Tool and Cutter Grinder MR-U3

PENTAGON Universal Tool and Cutter Grinder MR-U3 Specification

Model
MR-U3

Rotation
Both Left & Right

Product Type
Universal Tool and Cutter Grinder

General Use
Universal Tool and Cutter Grinding

Material
Alloy Steel

Type
Grinding Machine

Capacity
High Grinding Efficiency

Weight (kg)
48 kg

Computerized
No

Automatic
No

CNC Or Not
Not CNC

Control System
Manual

Table Size
185 x 460 mm

Table Slide Way
Vee & Flat

Magnetic Chuck Size
100 x 200 mm

Grinding Wheel Size
100 x 50 x 20 mm

Grinding Wheel Speed
5200 rpm

Grinding Length
100 mm

Floor Space
680 x 670 x 530 mm

Fuel Tank Capacity
2.2 L

Spindle Speed
5200 rpm

Power
370 W

Voltage
220 V

Dimension (L*W*H)
680 x 670 x 530 mm

Feature
High Precision, Easy Operation, Durable

Color
Green

Grinding Accuracy
±0.02 mm

Head Swivel
360°

Lubrication
Manual

Application
Sharpening and re-grinding drills, end mills, and cutting tools

Noise Level
Low

Max Collet Chuck Diameter
16 mm

Suitable Tools
Endmills, Step Drills, Lathe Tools, R-type Cutter

Vertical Adjustment
135 mm

Table Traverse
200 mm

Motor Type
Single Phase Induction Motor

About PENTAGON Universal Tool and Cutter Grinder MR-U3

PENTAGON Universal Tool and Cutter Grinder MR-U3

Minimum Order Quantity: 1 Set

Parts Available: Yes

After Sale Services: Yes

Features

1. Features For grinding HSS and carbide engraving cutter, as well as one or more edges of various shapes, such as RADIUS cutters or negative conical angle of the cutters. The universal index head is presented in 24 positions, so that you can get any specific angle of shape, free rotation of 3600 or 100 is allowed for grinding end mills, twist drills, turning tools, replace only the attachment to the index head without any complicated settings.

Technical Specification

1. Max.Collet Capacity	Dia. 18mm
2. Max. Grinding Dia.	18 mm
3. Spindle Speed	5200 RPM
4. Grinding wheel Dia.	1005020
5. Degree Relief angle	0 to 45 degree
6. Negative Taper Angle	0 to 25 degree
7. Taper Angle	0 to 180 degree
8. Power	220V, 50HZ, Single phase
9. Dimension	54 42 39cm
10. Standard Collet Dia.	4,6,8,10,12
11. Motor	1/3 HP 220V 50/60HZ
12. Weight	56 Kg

Std Accessories Supplied with

1. Collets: Dia. 4, 6, 8

2. Grinding Wheel

3. Twist Drill Grinding Attachment

4. End Mill Grinding Attachment

5. Lathe Tools Grinding Attachment

Versatile Tool Maintenance

Designed for universal application, the MR-U3 grinder supports the sharpening and re-grinding of a variety of cutting tools such as end mills, step drills, and lathe cutters. Its adaptable design improves the longevity and effectiveness of your shop tools, making it a reliable choice for manufacturers, traders, and workshops in India.

High Precision and Easy Operation

The MR-U3 offers a grinding accuracy of 0.02 mm, ensuring consistent and precise results. With its manual control, 360 swiveling head, and Vee & Flat table slide way, users can easily adjust the machine for optimal tool sharpening, all while benefiting from user-friendly operation and robust construction.

Efficient Performance and Durability

Equipped with a powerful 370 W motor and large grinding wheel running at up to 5200 rpm, this grinder delivers high efficiency with low noise. Manual lubrication and high-quality alloy steel construction guarantee long-lasting durability and minimal maintenance needs, making it a practical addition to any workshop.

FAQs of PENTAGON Universal Tool and Cutter Grinder MR-U3:

Q: How does the MR-U3 Universal Tool and Cutter Grinder improve tool sharpening?

A: The MR-U3 provides high-precision grinding with an accuracy of 0.02 mm and a versatile swiveling head, ensuring that a range of tools, such as end mills and drills, are sharpened accurately and efficiently, extending tool life and performance.

Q: What tools can I sharpen with this grinder and what is the maximum collet chuck diameter?

A: This machine is suitable for sharpening endmills, step drills, lathe tools, R-type cutters, and general cutting tools, supporting a maximum collet chuck diameter of 16 mm.

Q: Where is the MR-U3 commonly used and who can benefit from it?

A: The MR-U3 is ideal for tool rooms, manufacturing units, maintenance workshops, and by traders or suppliers in India who require versatile and reliable tool re-sharpening solutions.

Q: What is the process for operating the MR-U3 tool and cutter grinder?

A: Operation is entirely manual; users set up the desired tool, adjust vertical and table settings, select the necessary rotation, and use the grinding wheel, which runs at 5200 rpm, for sharpening. Regular manual lubrication ensures smooth function.

Q: When should I perform sharpening or re-grinding on my cutting tools using the MR-U3?

A: You should sharpen or re-grind your tools when there is noticeable dullness, decreased cutting efficiency, or surface finish issues in your machining processes. Routine checks can help maintain optimal tool condition.

Q: What are the major benefits of using the MR-U3 in my workshop?

A: The MR-U3 enhances tool longevity, ensures high-precision results, operates quietly, is straightforward to use, and minimizes the need for frequent tool replacements. Its robust build and adaptability support a wide range of grinding needs.

Q: How is the machine lubricated and how often should it be done?

A: Lubrication on the MR-U3 is performed manually. It is recommended to lubricate the machine during each use or as indicated by the operators manual, to maintain smooth operation and extend the machines life.

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