SM 32x350 [2xM8] / N52 - magnetic separator
magnetic separator
Catalog no 130461
GTIN: 5906301813323
Diameter Ø
32 mm [±1 mm]
Height
350 mm [±1 mm]
Weight
1940 g
Magnetic Flux
~ 10 000 Gauss [±5%]
1119.30 ZŁ with VAT / pcs + price for transport
910.00 ZŁ net + 23% VAT / pcs
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SM 32x350 [2xM8] / N52 - magnetic separator
Specification / characteristics SM 32x350 [2xM8] / N52 - magnetic separator
| properties | values |
|---|---|
| Cat. no. | 130461 |
| GTIN | 5906301813323 |
| Production/Distribution | Dhit sp. z o.o. |
| Country of origin | Poland / China / Germany |
| Customs code | 85059029 |
| Diameter Ø | 32 mm [±1 mm] |
| Height | 350 mm [±1 mm] |
| Weight | 1940 g |
| Material Type | Stainless steel AISI 304 / A2 |
| Magnetic Flux | ~ 10 000 Gauss [±5%] |
| Size/Mount Quantity | 2xM8 |
| Polarity | circumferential - 13 poles |
| Casing Tube Thickness | 1 mm |
| Manufacturing Tolerance | ±1 mm |
Magnetic properties of material N52
| properties | values | units |
|---|---|---|
| remenance Br [Min. - Max.] ? | 14.2-14.7 | kGs |
| remenance Br [Min. - Max.] ? | 1420-1470 | T |
| 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.] ? | 48-53 | BH max MGOe |
| energy density [Min. - Max.] ? | 380-422 | 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 106 | °C-1 |
| Thermal expansion perpendicular (⊥) to orientation (M) | -(1-3) x 10-6 | °C-1 |
| Young's modulus | 1.7 x 104 | kg/mm² |
View also deals
Pros and cons of rare earth magnets.
Pros
- They do not lose power, even after approximately ten years – the drop in strength is only ~1% (based on measurements),
- They possess excellent resistance to magnetic field loss as a result of external magnetic sources,
- By applying a lustrous coating of nickel, the element gains an modern look,
- They show high magnetic induction at the operating surface, which improves attraction properties,
- Neodymium magnets are characterized by extremely high magnetic induction on the magnet surface and can function (depending on the shape) even at a temperature of 230°C or more...
- Possibility of individual machining and modifying to atypical requirements,
- Versatile presence in high-tech industry – they serve a role in magnetic memories, motor assemblies, precision medical tools, also complex engineering applications.
- Compactness – despite small sizes they offer powerful magnetic field, making them ideal for precision applications
Cons
- To avoid cracks under impact, we recommend using special steel holders. Such a solution secures the magnet and simultaneously improves its durability.
- Neodymium magnets decrease their force 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 suggest using waterproof magnets made of rubber, plastic or other material immune to moisture, in case of application outdoors
- Limited possibility of producing threads in the magnet and complex shapes - recommended is a housing - magnetic holder.
- Possible danger related to microscopic parts of magnets pose a threat, if swallowed, which gains importance in the context of child safety. Additionally, tiny parts of these devices can be problematic in diagnostics medical after entering the body.
- Due to complex production process, their price is higher than average,
Lifting parameters
Detachment force of the magnet in optimal conditions – what affects it?
- on a block made of mild steel, perfectly concentrating the magnetic field
- with a thickness of at least 10 mm
- with an polished contact surface
- without any insulating layer between the magnet and steel
- for force applied at a right angle (in the magnet axis)
- at room temperature
Determinants of practical lifting force of a magnet
- Clearance – the presence of any layer (rust, tape, air) interrupts the magnetic circuit, which reduces capacity rapidly (even by 50% at 0.5 mm).
- Force direction – remember that the magnet holds strongest perpendicularly. Under shear forces, the capacity drops significantly, often to levels of 20-30% of the nominal value.
- Steel thickness – insufficiently thick steel causes magnetic saturation, causing part of the power to be escaped into the air.
- Chemical composition of the base – mild steel gives the best results. Alloy admixtures reduce magnetic properties and lifting capacity.
- Surface condition – ground elements guarantee perfect abutment, which improves field saturation. Rough surfaces reduce efficiency.
- Temperature – temperature increase results in weakening of force. It is worth remembering the thermal limit for a given model.
Lifting capacity testing was conducted on a smooth plate of optimal thickness, under a perpendicular pulling force, however under attempts to slide the magnet the load capacity is reduced by as much as 5 times. In addition, even a slight gap between the magnet and the plate lowers the lifting capacity.
Avoid contact if allergic
Some people suffer from a contact allergy to Ni, which is the typical protective layer for neodymium magnets. Prolonged contact can result in an allergic reaction. It is best to wear protective gloves.
Serious injuries
Large magnets can crush fingers instantly. Never place your hand between two strong magnets.
Warning for heart patients
For implant holders: Powerful magnets disrupt electronics. Maintain minimum 30 cm distance or request help to work with the magnets.
Respect the power
Be careful. Neodymium magnets act from a long distance and connect with huge force, often quicker than you can move away.
Fire warning
Machining of neodymium magnets carries a risk of fire hazard. Magnetic powder reacts violently with oxygen and is hard to extinguish.
Maximum temperature
Avoid heat. Neodymium magnets are susceptible to temperature. If you require resistance above 80°C, ask us about special high-temperature series (H, SH, UH).
Data carriers
Do not bring magnets close to a wallet, computer, or TV. The magnetic field can permanently damage these devices and erase data from cards.
Protective goggles
Beware of splinters. Magnets can fracture upon uncontrolled impact, launching sharp fragments into the air. Wear goggles.
Threat to navigation
Remember: rare earth magnets produce a field that confuses precision electronics. Keep a safe distance from your phone, device, and navigation systems.
Swallowing risk
Strictly keep magnets out of reach of children. Choking hazard is significant, and the consequences of magnets connecting inside the body are fatal.
