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 details - 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 |
Elemental analysis
| 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
Strengths and weaknesses of rare earth magnets.
Benefits
- They do not lose strength, even during around 10 years – the decrease in lifting capacity is only ~1% (according to tests),
- Magnets perfectly protect themselves against demagnetization caused by external fields,
- Thanks to the metallic finish, the coating of nickel, gold-plated, or silver gives an visually attractive appearance,
- The surface of neodymium magnets generates a concentrated magnetic field – this is a distinguishing feature,
- Neodymium magnets are characterized by extremely high magnetic induction on the magnet surface and are able to act (depending on the shape) even at a temperature of 230°C or more...
- Possibility of exact modeling and optimizing to concrete requirements,
- Universal use in modern industrial fields – they serve a role in data components, drive modules, medical devices, and industrial machines.
- Compactness – despite small sizes they offer powerful magnetic field, making them ideal for precision applications
Cons
- At strong impacts they can break, therefore we advise placing them in special holders. A metal housing provides additional protection against damage, as well as increases the magnet's durability.
- Neodymium magnets lose their strength 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 oxidize in a humid environment. For use outdoors we recommend using waterproof magnets e.g. in rubber, plastic
- We recommend cover - magnetic holder, due to difficulties in creating nuts inside the magnet and complex shapes.
- Possible danger related to microscopic parts of magnets are risky, when accidentally swallowed, which gains importance in the aspect of protecting the youngest. Furthermore, small components of these products can be problematic in diagnostics medical after entering the body.
- High unit price – neodymium magnets cost more than other types of magnets (e.g. ferrite), which can limit application in large quantities
Holding force characteristics
Maximum magnetic pulling force – what it depends on?
- using a base made of low-carbon steel, serving as a ideal flux conductor
- whose transverse dimension is min. 10 mm
- characterized by even structure
- without the slightest clearance between the magnet and steel
- under axial force vector (90-degree angle)
- at temperature room level
Determinants of lifting force in real conditions
- Distance – existence of foreign body (paint, tape, air) acts as an insulator, which reduces power steeply (even by 50% at 0.5 mm).
- Loading method – catalog parameter refers to detachment vertically. When applying parallel force, the magnet holds much less (typically approx. 20-30% of maximum force).
- Base massiveness – too thin sheet causes magnetic saturation, causing part of the power to be escaped to the other side.
- Material type – the best choice is high-permeability steel. Stainless steels may generate lower lifting capacity.
- Smoothness – ideal contact is obtained only on polished steel. Rough texture create air cushions, weakening the magnet.
- Thermal environment – temperature increase results in weakening of induction. It is worth remembering the thermal limit for a given model.
Lifting capacity was determined using a smooth steel plate of suitable thickness (min. 20 mm), under perpendicular detachment force, whereas under attempts to slide the magnet the load capacity is reduced by as much as 75%. Moreover, even a small distance between the magnet’s surface and the plate decreases the lifting capacity.
Warnings
Danger to the youngest
Only for adults. Tiny parts can be swallowed, causing serious injuries. Keep away from children and animals.
Caution required
Use magnets with awareness. Their powerful strength can surprise even professionals. Plan your moves and do not underestimate their force.
Hand protection
Big blocks can break fingers instantly. Never place your hand between two attracting surfaces.
Beware of splinters
Protect your eyes. Magnets can fracture upon violent connection, launching sharp fragments into the air. We recommend safety glasses.
Do not drill into magnets
Drilling and cutting of neodymium magnets poses a fire risk. Neodymium dust reacts violently with oxygen and is difficult to extinguish.
Magnetic media
Do not bring magnets close to a wallet, laptop, or screen. The magnetic field can destroy these devices and wipe information from cards.
Compass and GPS
A powerful magnetic field interferes with the operation of magnetometers in phones and navigation systems. Keep magnets close to a device to avoid damaging the sensors.
ICD Warning
For implant holders: Powerful magnets affect electronics. Keep at least 30 cm distance or request help to handle the magnets.
Nickel allergy
Some people have a sensitization to nickel, which is the common plating for NdFeB magnets. Prolonged contact might lead to an allergic reaction. It is best to wear protective gloves.
Thermal limits
Control the heat. Heating the magnet to high heat will destroy its properties and pulling force.
