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SMZR 32x150 / N52 - magnetic separator with handle

magnetic separator with handle

Catalog no 140239

GTIN/EAN: 5906301813477

5.00

Diameter Ø

32 mm [±1 mm]

Height

150 mm [±1 mm]

Weight

935 g

Magnetic Flux

~ 10 000 Gauss [±5%]

492.00 with VAT / pcs + price for transport

400.00 ZŁ net + 23% VAT / pcs

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Product card - SMZR 32x150 / N52 - magnetic separator with handle

Specification / characteristics - SMZR 32x150 / N52 - magnetic separator with handle

properties
properties values
Cat. no. 140239
GTIN/EAN 5906301813477
Production/Distribution Dhit sp. z o.o.
ul. Zielona 14 05-850 Ożarów Mazowiecki PL
Country of origin Poland / China / Germany
Customs code 85059029
Diameter Ø 32 mm [±1 mm]
Height 150 mm [±1 mm]
Weight 935 g
Material Type Stainless steel AISI 304 / A2
Magnetic Flux ~ 10 000 Gauss [±5%]
Size/Mount Quantity 2xM8
Polarity circumferential - 5 poles
Casing Tube Thickness 1 mm
Manufacturing Tolerance ±1 mm

Magnetic properties of material N52

Specification / characteristics SMZR 32x150 / N52 - magnetic separator with handle
properties values units
remenance Br [min. - max.] ? 14.2-14.7 kGs
remenance Br [min. - max.] ? 1420-1470 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.] ? 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

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

Table 1: Rod construction
SMZR 32x150 / N52

Parameter Value Description / Unit
Diameter (Ø) 32 mm
Total length 150 mm (L)
Active length 130 mm
Section count 5 modules
Dead zone 20 mm (Blaszka 2mm + Gwint 18mm)
Weight (est.) ~917 g
Active area 131 cm² (Area)
Housing material AISI 304 1.4301 (Inox)
Surface finish Ra < 0.8 µm Polished
Temp. class 80°C Standard (N)
Force loss (at max °C) -12.8% Reversible loss (physics)
Force (calculated) 41 kg (theor.)
Induction (surface) ~10 000 Gauss (Max)

Chart 2: Field profile (5 sections)

Chart 3: Temperature performance

Technical and environmental data
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%
Environmental data
recyclability (EoL) 100%
recycled raw materials ~10% (pre-cons)
carbon footprint low / zredukowany
waste code (EWC) 16 02 16
Safety card (GPSR)
responsible entity
Dhit sp. z o.o.
ul. Kościuszki 6A, 05-850 Ożarów Mazowiecki
tel: +48 22 499 98 98 | e-mail: bok@dhit.pl
batch number/type
id: 140239-2026
Measurement Calculator
Force (pull)

Magnetic Field

Check out more products

This gripper serves for instant distinction of steel (iron) from non-ferrous metals. Thanks to it, you can easily and quickly assess the value of scrap and avoid mistakes. It can be used to collect scattered nails and screws from hard-to-reach places.
The tool reacts to carbon steel but does not attract most stainless steels (austenitic, like AISI 304). This is the simplest and fastest test to distinguish valuable non-ferrous metals from cheap steel.
Neodymiums are more compact and effective during all-day work at a scrap yard. Thanks to this, work is more comfortable, and detection faster and more certain. This is a modern solution displacing heavy and weak ferrite magnets.
The magnet is completely shielded from mechanical impacts, which extends its lifespan. The grip was designed so as not to slip in the hand, even in a work glove. The tool is durable, drop-resistant, and prepared for hard work.
It is a simple and reliable construction without moving parts, so cleaning consists of removing scrap. We also offer versions where pulling the handle automatically drops collected material. The sliding technique is more effective and requires less force than perpendicular tearing.

Advantages as well as disadvantages of Nd2Fe14B magnets.

Benefits

In addition to their magnetic efficiency, neodymium magnets provide the following advantages:
  • They retain magnetic properties for around ten years – the loss is just ~1% (according to analyses),
  • Neodymium magnets are characterized by remarkably resistant to loss of magnetic properties caused by external interference,
  • By covering with a shiny coating of nickel, the element acquires an modern look,
  • Neodymium magnets deliver maximum magnetic induction on a small area, which ensures high operational effectiveness,
  • Made from properly selected components, these magnets show impressive resistance to high heat, enabling them to function (depending on their shape) at temperatures up to 230°C and above...
  • Thanks to versatility in forming and the capacity to adapt to client solutions,
  • Key role in electronics industry – they are utilized in hard drives, drive modules, medical devices, and industrial machines.
  • Relatively small size with high pulling force – neodymium magnets offer impressive pulling force in small dimensions, which makes them useful in small systems

Disadvantages

Cons of neodymium magnets: weaknesses and usage proposals
  • Brittleness is one of their disadvantages. Upon intense impact they can break. We recommend keeping them in a special holder, which not only secures them against impacts but also raises their durability
  • When exposed to high temperature, neodymium magnets experience a drop in power. Often, when the temperature exceeds 80°C, their power decreases (depending on the size and shape of the magnet). For those who need magnets for extreme conditions, we offer [AH] versions withstanding up to 230°C
  • When exposed to humidity, magnets usually rust. For applications outside, it is recommended to use protective magnets, such as those in rubber or plastics, which prevent oxidation and corrosion.
  • We recommend a housing - magnetic mechanism, due to difficulties in producing threads inside the magnet and complicated forms.
  • Health risk resulting from small fragments of magnets pose a threat, when accidentally swallowed, which becomes key in the context of child safety. Additionally, small components of these products can disrupt the diagnostic process medical when they are in the body.
  • Higher cost of purchase is a significant factor to consider compared to ceramic magnets, especially in budget applications

Holding force characteristics

Maximum lifting capacity of the magnetwhat affects it?

The specified lifting capacity represents the maximum value, obtained under optimal environment, meaning:
  • on a base made of structural steel, perfectly concentrating the magnetic flux
  • whose thickness reaches at least 10 mm
  • with an polished touching surface
  • under conditions of gap-free contact (metal-to-metal)
  • during pulling in a direction vertical to the plane
  • at temperature approx. 20 degrees Celsius

Determinants of practical lifting force of a magnet

Please note that the magnet holding will differ influenced by elements below, starting with the most relevant:
  • Distance – existence of foreign body (rust, dirt, air) interrupts the magnetic circuit, which lowers power rapidly (even by 50% at 0.5 mm).
  • Loading method – declared lifting capacity refers to detachment vertically. When attempting to slide, the magnet exhibits significantly lower power (often approx. 20-30% of nominal force).
  • Base massiveness – too thin sheet does not accept the full field, causing part of the power to be wasted into the air.
  • Steel type – low-carbon steel attracts best. Higher carbon content lower magnetic permeability and lifting capacity.
  • Smoothness – ideal contact is possible only on smooth steel. Any scratches and bumps reduce the real contact area, reducing force.
  • Thermal environment – temperature increase results in weakening of force. It is worth remembering the thermal limit for a given model.

Lifting capacity was determined with the use of a smooth steel plate of optimal thickness (min. 20 mm), under perpendicular pulling force, whereas under shearing force the holding force is lower. Moreover, even a slight gap between the magnet and the plate lowers the lifting capacity.

H&S for magnets
Safe operation

Use magnets with awareness. Their immense force can surprise even experienced users. Be vigilant and do not underestimate their force.

Threat to electronics

Avoid bringing magnets near a purse, laptop, or TV. The magnetism can permanently damage these devices and wipe information from cards.

Crushing risk

Risk of injury: The attraction force is so great that it can cause hematomas, crushing, and even bone fractures. Protective gloves are recommended.

Sensitization to coating

Medical facts indicate that nickel (the usual finish) is a potent allergen. If you have an allergy, avoid direct skin contact or select versions in plastic housing.

Magnetic interference

An intense magnetic field negatively affects the functioning of compasses in smartphones and navigation systems. Keep magnets close to a device to avoid damaging the sensors.

Magnet fragility

NdFeB magnets are ceramic materials, which means they are fragile like glass. Clashing of two magnets will cause them cracking into shards.

Swallowing risk

NdFeB magnets are not suitable for play. Accidental ingestion of a few magnets can lead to them pinching intestinal walls, which poses a direct threat to life and requires immediate surgery.

Pacemakers

Medical warning: Neodymium magnets can turn off heart devices and defibrillators. Do not approach if you have electronic implants.

Thermal limits

Do not overheat. Neodymium magnets are susceptible to heat. If you require resistance above 80°C, ask us about special high-temperature series (H, SH, UH).

Mechanical processing

Fire hazard: Rare earth powder is highly flammable. Do not process magnets in home conditions as this risks ignition.

Warning! Looking for details? Check our post: Why are neodymium magnets dangerous?