CM PML-6 / N45 - magnetic gripper
magnetic gripper
Catalog no 100477
GTIN/EAN: 5906301812630
Weight
17900 g
Magnetization Direction
↑ axial
Load capacity
600.00 kg / 5883.99 N
1422.00 ZŁ with VAT / pcs + price for transport
1156.10 ZŁ net + 23% VAT / pcs
bulk discounts:
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Technical of the product - CM PML-6 / N45 - magnetic gripper
Specification / characteristics - CM PML-6 / N45 - magnetic gripper
| properties | values |
|---|---|
| Cat. no. | 100477 |
| GTIN/EAN | 5906301812630 |
| Production/Distribution | Dhit sp. z o.o. |
| Country of origin | Poland / China / Germany |
| Customs code | 85059029 |
| Weight | 17900 g |
| Magnetization Direction | ↑ axial |
| Load capacity ~ ? | 600.00 kg / 5883.99 N |
| Manufacturing Tolerance | ±1 mm |
Magnetic properties of material N45
| properties | values | units |
|---|---|---|
| remenance Br [min. - max.] ? | 13.2-13.7 | kGs |
| remenance Br [min. - max.] ? | 1320-1370 | mT |
| coercivity bHc ? | 10.8-12.5 | kOe |
| coercivity bHc ? | 860-995 | kA/m |
| actual internal force iHc | ≥ 12 | kOe |
| actual internal force iHc | ≥ 955 | kA/m |
| energy density [min. - max.] ? | 43-45 | BH max MGOe |
| energy density [min. - max.] ? | 342-358 | BH max KJ/m |
| max. temperature ? | ≤ 80 | °C |
Physical properties of sintered neodymium magnets Nd2Fe14B at 20°C
| properties | values | units |
|---|---|---|
| Vickers hardness | ≥550 | Hv |
| Density | ≥7.4 | g/cm3 |
| Curie Temperature TC | 312 - 380 | °C |
| Curie Temperature TF | 593 - 716 | °F |
| Specific resistance | 150 | μΩ⋅cm |
| Bending strength | 250 | MPa |
| Compressive strength | 1000~1100 | MPa |
| Thermal expansion parallel (∥) to orientation (M) | (3-4) x 10-6 | °C-1 |
| Thermal expansion perpendicular (⊥) to orientation (M) | -(1-3) x 10-6 | °C-1 |
| Young's modulus | 1.7 x 104 | kg/mm² |
Chemical composition
| iron (Fe) | 64% – 68% |
| neodymium (Nd) | 29% – 32% |
| boron (B) | 1.1% – 1.2% |
| dysprosium (Dy) | 0.5% – 2.0% |
| coating (Ni-Cu-Ni) | < 0.05% |
Ecology and recycling (GPSR)
| recyclability (EoL) | 100% |
| recycled raw materials | ~10% (pre-cons) |
| carbon footprint | low / zredukowany |
| waste code (EWC) | 16 02 16 |
Other proposals
Advantages and disadvantages of Nd2Fe14B magnets.
Advantages
- They have unchanged lifting capacity, and over nearly ten years their performance decreases symbolically – ~1% (according to theory),
- Magnets very well resist against loss of magnetization caused by foreign field sources,
- In other words, due to the reflective finish of gold, the element gains visual value,
- They show high magnetic induction at the operating surface, making them more effective,
- Neodymium magnets are characterized by extremely high magnetic induction on the magnet surface and can work (depending on the form) even at a temperature of 230°C or more...
- Possibility of accurate forming as well as adjusting to atypical applications,
- Huge importance in innovative solutions – they are used in mass storage devices, drive modules, advanced medical instruments, and modern systems.
- Thanks to efficiency per cm³, small magnets offer high operating force, in miniature format,
Cons
- To avoid cracks under impact, we recommend using special steel holders. Such a solution secures the magnet and simultaneously increases its durability.
- Neodymium magnets lose their power under the influence of heating. As soon as 80°C is exceeded, many of them start losing their force. Therefore, we recommend our special magnets marked [AH], which maintain durability even at temperatures up to 230°C
- Due to the susceptibility of magnets to corrosion in a humid environment, we recommend using waterproof magnets made of rubber, plastic or other material resistant to moisture, when using outdoors
- Limited possibility of creating nuts in the magnet and complex shapes - recommended is cover - mounting mechanism.
- Potential hazard related to microscopic parts of magnets are risky, in case of ingestion, which becomes key in the context of child health protection. Furthermore, tiny parts of these products can complicate diagnosis medical in case of swallowing.
- Higher cost of purchase is a significant factor to consider compared to ceramic magnets, especially in budget applications
Holding force characteristics
Maximum holding power of the magnet – what it depends on?
- using a base made of high-permeability steel, serving as a ideal flux conductor
- with a cross-section of at least 10 mm
- with an polished touching surface
- without the slightest air gap between the magnet and steel
- under vertical application of breakaway force (90-degree angle)
- at temperature room level
Practical aspects of lifting capacity – factors
- Space between surfaces – even a fraction of a millimeter of distance (caused e.g. by veneer or unevenness) diminishes the pulling force, often by half at just 0.5 mm.
- Force direction – note that the magnet holds strongest perpendicularly. Under shear forces, the capacity drops drastically, often to levels of 20-30% of the maximum value.
- Metal thickness – the thinner the sheet, the weaker the hold. Magnetic flux passes through the material instead of converting into lifting capacity.
- Steel grade – the best choice is pure iron steel. Cast iron may have worse magnetic properties.
- Surface condition – ground elements guarantee perfect abutment, which increases force. Uneven metal weaken the grip.
- Temperature – heating the magnet results in weakening of force. Check the thermal limit for a given model.
Holding force was tested on a smooth steel plate of 20 mm thickness, when the force acted perpendicularly, however under attempts to slide the magnet the load capacity is reduced by as much as fivefold. Moreover, even a small distance between the magnet’s surface and the plate lowers the lifting capacity.
Safe handling of neodymium magnets
Crushing force
Large magnets can crush fingers in a fraction of a second. Under no circumstances put your hand between two strong magnets.
Keep away from electronics
Be aware: rare earth magnets produce a field that confuses sensitive sensors. Maintain a safe distance from your phone, tablet, and navigation systems.
Immense force
Use magnets with awareness. Their huge power can surprise even professionals. Be vigilant and do not underestimate their power.
Magnets are brittle
Despite the nickel coating, neodymium is brittle and cannot withstand shocks. Do not hit, as the magnet may crumble into hazardous fragments.
Dust is flammable
Dust created during grinding of magnets is self-igniting. Avoid drilling into magnets without proper cooling and knowledge.
Allergic reactions
Certain individuals have a hypersensitivity to Ni, which is the standard coating for neodymium magnets. Extended handling may cause an allergic reaction. We recommend use safety gloves.
Keep away from computers
Powerful magnetic fields can destroy records on credit cards, HDDs, and storage devices. Maintain a gap of min. 10 cm.
Pacemakers
For implant holders: Powerful magnets disrupt electronics. Keep at least 30 cm distance or ask another person to handle the magnets.
Maximum temperature
Monitor thermal conditions. Heating the magnet above 80 degrees Celsius will destroy its magnetic structure and strength.
Danger to the youngest
Only for adults. Tiny parts can be swallowed, leading to serious injuries. Store out of reach of children and animals.
