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
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Technical specification - 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 |
Material specification
| 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% |
Environmental data
| recyclability (EoL) | 100% |
| recycled raw materials | ~10% (pre-cons) |
| carbon footprint | low / zredukowany |
| waste code (EWC) | 16 02 16 |
Other offers
Strengths as well as weaknesses of rare earth magnets.
Strengths
- They virtually do not lose strength, because even after 10 years the performance loss is only ~1% (based on calculations),
- Magnets perfectly resist against loss of magnetization caused by foreign field sources,
- Thanks to the shimmering finish, the surface of Ni-Cu-Ni, gold, or silver-plated gives an clean appearance,
- Magnets exhibit impressive magnetic induction on the outer layer,
- Due to their durability and thermal resistance, neodymium magnets can operate (depending on the shape) even at high temperatures reaching 230°C or more...
- Thanks to flexibility in forming and the ability to modify to complex applications,
- Key role in high-tech industry – they are commonly used in mass storage devices, electric motors, precision medical tools, and multitasking production systems.
- Thanks to their power density, small magnets offer high operating force, with minimal size,
Weaknesses
- At very strong impacts they can break, therefore we recommend placing them in steel cases. A metal housing provides additional protection against damage, as well as increases the magnet's durability.
- Neodymium magnets decrease 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 stability even at temperatures up to 230°C
- They rust in a humid environment - during use outdoors we recommend using waterproof magnets e.g. in rubber, plastic
- Limited ability of creating nuts in the magnet and complex forms - recommended is casing - magnet mounting.
- Potential hazard related to microscopic parts of magnets pose a threat, when accidentally swallowed, which is particularly important in the context of child health protection. Furthermore, small elements of these magnets are able to complicate diagnosis medical after entering the body.
- High unit price – neodymium magnets are more expensive than other types of magnets (e.g. ferrite), which increases costs of application in large quantities
Lifting parameters
Maximum lifting force for a neodymium magnet – what it depends on?
- on a base made of structural steel, optimally conducting the magnetic flux
- possessing a thickness of minimum 10 mm to ensure full flux closure
- characterized by even structure
- under conditions of ideal adhesion (metal-to-metal)
- during detachment in a direction perpendicular to the plane
- at standard ambient temperature
Practical lifting capacity: influencing factors
- Clearance – the presence of foreign body (rust, dirt, gap) interrupts the magnetic circuit, which lowers capacity steeply (even by 50% at 0.5 mm).
- Angle of force application – maximum parameter is available only during pulling at a 90° angle. The shear force of the magnet along the surface is typically several times smaller (approx. 1/5 of the lifting capacity).
- Substrate thickness – for full efficiency, the steel must be sufficiently thick. Paper-thin metal restricts the attraction force (the magnet "punches through" it).
- Material type – ideal substrate is pure iron steel. Cast iron may attract less.
- Surface structure – the smoother and more polished the plate, the better the adhesion and stronger the hold. Unevenness creates an air distance.
- Thermal environment – heating the magnet results in weakening of induction. Check the maximum operating temperature for a given model.
Lifting capacity was assessed using a steel plate with a smooth surface of suitable thickness (min. 20 mm), under perpendicular pulling force, in contrast under attempts to slide the magnet the lifting capacity is smaller. Moreover, even a slight gap between the magnet’s surface and the plate lowers the lifting capacity.
Warnings
Immense force
Handle with care. Rare earth magnets attract from a long distance and connect with huge force, often quicker than you can react.
Demagnetization risk
Do not overheat. Neodymium magnets are sensitive to heat. If you need resistance above 80°C, ask us about special high-temperature series (H, SH, UH).
Threat to electronics
Equipment safety: Neodymium magnets can damage data carriers and sensitive devices (heart implants, hearing aids, mechanical watches).
Magnets are brittle
Beware of splinters. Magnets can fracture upon violent connection, ejecting shards into the air. We recommend safety glasses.
Allergy Warning
Studies show that the nickel plating (the usual finish) is a potent allergen. If you have an allergy, refrain from direct skin contact or select encased magnets.
Finger safety
Risk of injury: The pulling power is so great that it can cause hematomas, pinching, and even bone fractures. Use thick gloves.
Fire warning
Drilling and cutting of neodymium magnets carries a risk of fire risk. Magnetic powder reacts violently with oxygen and is difficult to extinguish.
Pacemakers
Life threat: Neodymium magnets can turn off heart devices and defibrillators. Stay away if you have electronic implants.
Adults only
NdFeB magnets are not intended for children. Accidental ingestion of a few magnets can lead to them connecting inside the digestive tract, which poses a direct threat to life and necessitates immediate surgery.
GPS and phone interference
Note: neodymium magnets produce a field that disrupts sensitive sensors. Maintain a separation from your phone, device, and navigation systems.
