Longitudinal Micro Poles Permanent Electro Magnetic Chuck Specifications:
Model: MP-EPM Series
Use: Clamping of longitudinal placed thin plate shaped workpieces
Features:
EPM with pole pitch 1+3 mm
Highest uniform clamping force up to 120 N/cm²
Electro-permanent magnetic technology with no deformation owing to the rise of temperature
Top plate with micropitch longitudinal lamination
Full surface magnetic power
Minimum mechanical deformation with solid one-piece housing
A longitudinal pole electromagnetic chuck is a workholding device that uses long, narrow magnetic steel and nonmagnetic stainless steel strips running lengthwise (end-to-end) across the surface to clamp ferrous workpieces.
When you work on a grinder or CNC machine, keeping your metal parts in place is very important. Magnetic chucks help you do exactly that. They hold the workpiece firmly so you can focus on cutting, shaping, or finishing without worrying about movement.
There are two main types: permanent magnetic chucks and electro-permanent magnetic chucks. Each has its own strengths, and knowing the differences can help you pick the right one for your machine and the job at hand.
In this article, you will learn how these chucks work, the different types available, their uses, and tips for choosing the best one for your needs. By the end, you will understand which magnetic chuck suits your workshop best.
What Are Permanent and Electro-Permanent Magnetic Chucks?
A magnetic chuck is a device that holds metal workpieces firmly in place on machines like grinders, mills, or CNCs. It ensures the workpiece stays stable while you work, improving accuracy and safety.
There are two main types: permanent magnetic chucks and electro-permanent magnetic chucks. Micropitch Electro-permanent Magnetic Chucks with Longitudinal Poles
Permanent Magnetic Chucks
A permanent magnetic chuck uses built-in magnets to create a constant magnetic field. Once the workpiece is placed on the chuck, it stays held securely without any electricity. These chucks are simple, reliable, and perfect for small to medium-sized metal pieces.
Electro-Permanent Magnetic Chucks
An electro-permanent magnetic chuck combines permanent magnets with a short electrical pulse to activate the magnetic field. Once activated, the magnets keep holding the workpiece even if the power is turned off. This type is ideal for larger, heavier, or more complex workpieces because it provides a strong and controllable clamping force. Micro Pitch Longitudinal Pole Electro Magnetic Chuck
| EPM-1530 | 150 (5.91) | 300 (11.81) | 148 (5.83) | 330 (12.99) | 75 (2.95) | 117 (4.61) | 20 (0.79) | CGA | CGA | 23 kg / 51 lb |
| EPM-1535 | 150 (5.91) | 350 (13.78) | 148 (5.83) | 380 (14.96) | 75 (2.95) | 117 (4.61) | 20 (0.79) | CGA | CGA | 27 kg / 59 lb |
| EPM-1540 | 150 (5.91) | 400 (15.75) | 148 (5.83) | 430 (16.93) | 75 (2.95) | 117 (4.61) | 20 (0.79) | CGA | CGA | 31 kg / 68 lb |
| EPM-1545 | 150 (5.91) | 450 (17.72) | 148 (5.83) | 480 (18.90) | 75 (2.95) | 117 (4.61) | 20 (0.79) | CGA | CGA | 34 kg / 75 lb |
| EPM-2040 | 200 (7.87) | 400 (15.75) | 198 (7.80) | 430 (16.93) | 75 (2.95) | 165 (6.50) | 20 (0.79) | CGA | CGA | 41 kg / 90 lb |
| EPM-2045 | 200 (7.87) | 450 (17.72) | 198 (7.80) | 480 (18.90) | 75 (2.95) | 165 (6.50) | 20 (0.79) | CGA | CGA | 46 kg / 101 lb |
| EPM-2050 | 200 (7.87) | 500 (19.69) | 198 (7.80) | 530 (20.87) | 75 (2.95) | 165 (6.50) | 20 (0.79) | CGA | CGA | 51 kg / 112 lb |
| EPM-2550 | 250 (9.84) | 500 (19.69) | 248 (9.76) | 530 (20.87) | 75 (2.95) | 214 (8.43) | 20 (0.79) | CGA | CGA | 64 kg / 141 lb |
| EPM-3060 | 300 (11.81) | 600 (23.62) | 298 (11.73) | 630 (24.80) | 75 (2.95) | 260 (10.24) | 20 (0.79) | CGA | CGA | 94 kg / 207 lb |
| EPM-4080 | 400 (15.75) | 800 (31.50) | 398 (15.67) | 830 (32.68) | 75 (2.95) | 354 (13.94) | 20 (0.79) | CGA | CGA | 171 kg / 376 lb |
Unit: mm(in)
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