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MW 10x2 / N38 - cylindrical magnet

cylindrical magnet

Catalog no 010006

GTIN/EAN: 5906301810056

5.00

Diameter Ø

10 mm [±0,1 mm]

Height

2 mm [±0,1 mm]

Weight

1.18 g

Magnetization Direction

↑ axial

Load capacity

1.27 kg / 12.50 N

Magnetic Induction

230.11 mT / 2301 Gs

Coating

[NiCuNi] Nickel

0.467 with VAT / pcs + price for transport

0.380 ZŁ net + 23% VAT / pcs

bulk discounts:

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Strength along with structure of a neodymium magnet can be estimated on our magnetic mass calculator.

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Technical data - MW 10x2 / N38 - cylindrical magnet

Specification / characteristics - MW 10x2 / N38 - cylindrical magnet

properties
properties values
Cat. no. 010006
GTIN/EAN 5906301810056
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 10 mm [±0,1 mm]
Height 2 mm [±0,1 mm]
Weight 1.18 g
Magnetization Direction ↑ axial
Load capacity ~ ? 1.27 kg / 12.50 N
Magnetic Induction ~ ? 230.11 mT / 2301 Gs
Coating [NiCuNi] Nickel
Manufacturing Tolerance ±0.1 mm

Magnetic properties of material N38

Specification / characteristics MW 10x2 / N38 - cylindrical magnet
properties values units
remenance Br [min. - max.] ? 12.2-12.6 kGs
remenance Br [min. - max.] ? 1220-1260 mT
coercivity bHc ? 10.8-11.5 kOe
coercivity bHc ? 860-915 kA/m
actual internal force iHc ≥ 12 kOe
actual internal force iHc ≥ 955 kA/m
energy density [min. - max.] ? 36-38 BH max MGOe
energy density [min. - max.] ? 287-303 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

Physical modeling of the magnet - report

These data constitute the direct effect of a mathematical simulation. Values are based on algorithms for the class Nd2Fe14B. Operational performance may differ from theoretical values. Use these data as a preliminary roadmap during assembly planning.

Table 1: Static pull force (pull vs gap) - characteristics
MW 10x2 / N38

Distance (mm) Induction (Gauss) / mT Pull Force (kg/lbs/g/N) Risk Status
0 mm 2300 Gs
230.0 mT
1.27 kg / 2.80 pounds
1270.0 g / 12.5 N
safe
1 mm 1974 Gs
197.4 mT
0.94 kg / 2.06 pounds
935.3 g / 9.2 N
safe
2 mm 1570 Gs
157.0 mT
0.59 kg / 1.31 pounds
592.1 g / 5.8 N
safe
3 mm 1194 Gs
119.4 mT
0.34 kg / 0.75 pounds
342.3 g / 3.4 N
safe
5 mm 661 Gs
66.1 mT
0.10 kg / 0.23 pounds
104.9 g / 1.0 N
safe
10 mm 178 Gs
17.8 mT
0.01 kg / 0.02 pounds
7.6 g / 0.1 N
safe
15 mm 66 Gs
6.6 mT
0.00 kg / 0.00 pounds
1.1 g / 0.0 N
safe
20 mm 31 Gs
3.1 mT
0.00 kg / 0.00 pounds
0.2 g / 0.0 N
safe
30 mm 10 Gs
1.0 mT
0.00 kg / 0.00 pounds
0.0 g / 0.0 N
safe
50 mm 2 Gs
0.2 mT
0.00 kg / 0.00 pounds
0.0 g / 0.0 N
safe

Table 2: Vertical hold (wall)
MW 10x2 / N38

Distance (mm) Friction coefficient Pull Force (kg/lbs/g/N)
0 mm Stal (~0.2) 0.25 kg / 0.56 pounds
254.0 g / 2.5 N
1 mm Stal (~0.2) 0.19 kg / 0.41 pounds
188.0 g / 1.8 N
2 mm Stal (~0.2) 0.12 kg / 0.26 pounds
118.0 g / 1.2 N
3 mm Stal (~0.2) 0.07 kg / 0.15 pounds
68.0 g / 0.7 N
5 mm Stal (~0.2) 0.02 kg / 0.04 pounds
20.0 g / 0.2 N
10 mm Stal (~0.2) 0.00 kg / 0.00 pounds
2.0 g / 0.0 N
15 mm Stal (~0.2) 0.00 kg / 0.00 pounds
0.0 g / 0.0 N
20 mm Stal (~0.2) 0.00 kg / 0.00 pounds
0.0 g / 0.0 N
30 mm Stal (~0.2) 0.00 kg / 0.00 pounds
0.0 g / 0.0 N
50 mm Stal (~0.2) 0.00 kg / 0.00 pounds
0.0 g / 0.0 N

Table 3: Vertical assembly (shearing) - behavior on slippery surfaces
MW 10x2 / N38

Surface type Friction coefficient / % Mocy Max load (kg/lbs/g/N)
Raw steel
µ = 0.3 30% Nominalnej Siły
0.38 kg / 0.84 pounds
381.0 g / 3.7 N
Painted steel (standard)
µ = 0.2 20% Nominalnej Siły
0.25 kg / 0.56 pounds
254.0 g / 2.5 N
Oily/slippery steel
µ = 0.1 10% Nominalnej Siły
0.13 kg / 0.28 pounds
127.0 g / 1.2 N
Magnet with anti-slip rubber
µ = 0.5 50% Nominalnej Siły
0.64 kg / 1.40 pounds
635.0 g / 6.2 N

Table 4: Material efficiency (substrate influence) - power losses
MW 10x2 / N38

Steel thickness (mm) % power Real pull force (kg/lbs/g/N)
0.5 mm
10%
0.13 kg / 0.28 pounds
127.0 g / 1.2 N
1 mm
25%
0.32 kg / 0.70 pounds
317.5 g / 3.1 N
2 mm
50%
0.64 kg / 1.40 pounds
635.0 g / 6.2 N
3 mm
75%
0.95 kg / 2.10 pounds
952.5 g / 9.3 N
5 mm
100%
1.27 kg / 2.80 pounds
1270.0 g / 12.5 N
10 mm
100%
1.27 kg / 2.80 pounds
1270.0 g / 12.5 N
11 mm
100%
1.27 kg / 2.80 pounds
1270.0 g / 12.5 N
12 mm
100%
1.27 kg / 2.80 pounds
1270.0 g / 12.5 N

Table 5: Thermal stability (stability) - resistance threshold
MW 10x2 / N38

Ambient temp. (°C) Power loss Remaining pull (kg/lbs/g/N) Status
20 °C 0.0% 1.27 kg / 2.80 pounds
1270.0 g / 12.5 N
OK
40 °C -2.2% 1.24 kg / 2.74 pounds
1242.1 g / 12.2 N
OK
60 °C -4.4% 1.21 kg / 2.68 pounds
1214.1 g / 11.9 N
80 °C -6.6% 1.19 kg / 2.62 pounds
1186.2 g / 11.6 N
100 °C -28.8% 0.90 kg / 1.99 pounds
904.2 g / 8.9 N

Table 6: Magnet-Magnet interaction (repulsion) - forces in the system
MW 10x2 / N38

Gap (mm) Attraction (kg/lbs) (N-S) Lateral Force (kg/lbs/g/N) Repulsion (kg/lbs) (N-N)
0 mm 2.56 kg / 5.65 pounds
3 867 Gs
0.38 kg / 0.85 pounds
384 g / 3.8 N
N/A
1 mm 2.25 kg / 4.96 pounds
4 312 Gs
0.34 kg / 0.74 pounds
338 g / 3.3 N
2.03 kg / 4.46 pounds
~0 Gs
2 mm 1.89 kg / 4.16 pounds
3 948 Gs
0.28 kg / 0.62 pounds
283 g / 2.8 N
1.70 kg / 3.74 pounds
~0 Gs
3 mm 1.52 kg / 3.36 pounds
3 548 Gs
0.23 kg / 0.50 pounds
229 g / 2.2 N
1.37 kg / 3.02 pounds
~0 Gs
5 mm 0.92 kg / 2.02 pounds
2 750 Gs
0.14 kg / 0.30 pounds
137 g / 1.3 N
0.82 kg / 1.82 pounds
~0 Gs
10 mm 0.21 kg / 0.47 pounds
1 322 Gs
0.03 kg / 0.07 pounds
32 g / 0.3 N
0.19 kg / 0.42 pounds
~0 Gs
20 mm 0.02 kg / 0.03 pounds
355 Gs
0.00 kg / 0.01 pounds
2 g / 0.0 N
0.01 kg / 0.03 pounds
~0 Gs
50 mm 0.00 kg / 0.00 pounds
33 Gs
0.00 kg / 0.00 pounds
0 g / 0.0 N
0.00 kg / 0.00 pounds
~0 Gs
60 mm 0.00 kg / 0.00 pounds
20 Gs
0.00 kg / 0.00 pounds
0 g / 0.0 N
0.00 kg / 0.00 pounds
~0 Gs
70 mm 0.00 kg / 0.00 pounds
13 Gs
0.00 kg / 0.00 pounds
0 g / 0.0 N
0.00 kg / 0.00 pounds
~0 Gs
80 mm 0.00 kg / 0.00 pounds
9 Gs
0.00 kg / 0.00 pounds
0 g / 0.0 N
0.00 kg / 0.00 pounds
~0 Gs
90 mm 0.00 kg / 0.00 pounds
6 Gs
0.00 kg / 0.00 pounds
0 g / 0.0 N
0.00 kg / 0.00 pounds
~0 Gs
100 mm 0.00 kg / 0.00 pounds
5 Gs
0.00 kg / 0.00 pounds
0 g / 0.0 N
0.00 kg / 0.00 pounds
~0 Gs

Table 7: Hazards (implants) - warnings
MW 10x2 / N38

Object / Device Limit (Gauss) / mT Safe distance
Pacemaker 5 Gs (0.5 mT) 4.0 cm
Hearing aid 10 Gs (1.0 mT) 3.5 cm
Mechanical watch 20 Gs (2.0 mT) 2.5 cm
Phone / Smartphone 40 Gs (4.0 mT) 2.0 cm
Car key 50 Gs (5.0 mT) 2.0 cm
Payment card 400 Gs (40.0 mT) 1.0 cm
HDD hard drive 600 Gs (60.0 mT) 1.0 cm

Table 8: Dynamics (kinetic energy) - collision effects
MW 10x2 / N38

Start from (mm) Speed (km/h) Energy (J) Predicted outcome
10 mm 33.21 km/h
(9.22 m/s)
0.05 J
30 mm 57.31 km/h
(15.92 m/s)
0.15 J
50 mm 73.98 km/h
(20.55 m/s)
0.25 J
100 mm 104.63 km/h
(29.06 m/s)
0.50 J

Table 9: Anti-corrosion coating durability
MW 10x2 / N38

Technical parameter Value / Description
Coating type [NiCuNi] Nickel
Layer structure Nickel - Copper - Nickel
Layer thickness 10-20 µm
Salt spray test (SST) ? 24 h
Recommended environment Indoors only (dry)

Table 10: Construction data (Flux)
MW 10x2 / N38

Parameter Value SI Unit / Description
Magnetic Flux 2 097 Mx 21.0 µWb
Pc Coefficient 0.29 Low (Flat)

Table 11: Hydrostatics and buoyancy
MW 10x2 / N38

Environment Effective steel pull Effect
Air (land) 1.27 kg Standard
Water (riverbed) 1.45 kg
(+0.18 kg buoyancy gain)
+14.5%
Rust risk: This magnet has a standard nickel coating. After use in water, it must be dried and maintained immediately, otherwise it will rust!
1. Shear force

*Warning: On a vertical wall, the magnet holds merely ~20% of its perpendicular strength.

2. Steel saturation

*Thin metal sheet (e.g. computer case) significantly reduces the holding force.

3. Temperature resistance

*For N38 grade, the max working temp is 80°C.

4. Demagnetization curve and operating point (B-H)

chart generated for the permeance coefficient Pc (Permeance Coefficient) = 0.29

This simulation demonstrates the magnetic stability of the selected magnet under specific geometric conditions. The solid red line represents the demagnetization curve (material potential), while the dashed blue line is the load line based on the magnet's geometry. The Pc (Permeance Coefficient), also known as the load line slope, is a dimensionless value that describes the relationship between the magnet's shape and its magnetic stability. The intersection of these two lines (the black dot) is the operating point — it determines the actual magnetic flux density generated by the magnet in this specific configuration. A higher Pc value means the magnet is more 'slender' (tall relative to its area), resulting in a higher operating point and better resistance to irreversible demagnetization caused by external fields or temperature. A value of 0.42 is relatively low (typical for flat magnets), meaning the operating point is closer to the 'knee' of the curve — caution is advised when operating at temperatures near the maximum limit to avoid strength loss.

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%
Sustainability
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: 010006-2026
Magnet Unit Converter
Pulling force

Field Strength

Other deals

This product is an incredibly powerful cylindrical magnet, composed of advanced NdFeB material, which, at dimensions of Ø10x2 mm, guarantees the highest energy density. This specific item boasts high dimensional repeatability and industrial build quality, making it an excellent solution for professional engineers and designers. As a cylindrical magnet with impressive force (approx. 1.27 kg), this product is in stock from our European logistics center, ensuring lightning-fast order fulfillment. Furthermore, its triple-layer Ni-Cu-Ni coating effectively protects it against corrosion in standard operating conditions, ensuring an aesthetic appearance and durability for years.
This model is ideal for building electric motors, advanced Hall effect sensors, and efficient magnetic separators, where field concentration on a small surface counts. Thanks to the high power of 12.50 N with a weight of only 1.18 g, this cylindrical magnet is indispensable in electronics and wherever every gram matters.
Since our magnets have a very precise dimensions, the recommended way is to glue them into holes with a slightly larger diameter (e.g., 10.1 mm) using two-component epoxy glues. To ensure stability in automation, anaerobic resins are used, which do not react with the nickel coating and fill the gap, guaranteeing durability of the connection.
Magnets N38 are suitable for the majority of applications in automation and machine building, where extreme miniaturization with maximum force is not required. If you need even stronger magnets in the same volume (Ø10x2), contact us regarding higher grades (e.g., N50, N52), however, N38 is the standard in continuous sale in our store.
This model is characterized by dimensions Ø10x2 mm, which, at a weight of 1.18 g, makes it an element with impressive magnetic energy density. The value of 12.50 N means that the magnet is capable of holding a weight many times exceeding its own mass of 1.18 g. The product has a [NiCuNi] coating, which secures it against external factors, giving it an aesthetic, silvery shine.
Standardly, the magnetic axis runs through the center of the cylinder, causing the greatest attraction force to occur on the bases with a diameter of 10 mm. Thanks to this, the magnet can be easily glued into a hole and achieve a strong field on the front surface. On request, we can also produce versions magnetized diametrically if your project requires it.

Strengths as well as weaknesses of neodymium magnets.

Advantages

Besides their immense strength, neodymium magnets offer the following advantages:
  • They do not lose power, even during nearly ten years – the decrease in strength is only ~1% (theoretically),
  • They are resistant to demagnetization induced by external magnetic fields,
  • In other words, due to the glossy layer of nickel, the element gains a professional look,
  • The surface of neodymium magnets generates a concentrated magnetic field – this is one of their assets,
  • 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...
  • Considering the option of flexible shaping and customization to custom needs, neodymium magnets can be manufactured in a wide range of geometric configurations, which expands the range of possible applications,
  • Wide application in innovative solutions – they find application in mass storage devices, motor assemblies, precision medical tools, and other advanced devices.
  • Compactness – despite small sizes they provide effective action, making them ideal for precision applications

Weaknesses

Disadvantages of NdFeB magnets:
  • To avoid cracks under impact, we suggest using special steel holders. Such a solution secures the magnet and simultaneously improves its durability.
  • When exposed to high temperature, neodymium magnets suffer a drop in force. Often, when the temperature exceeds 80°C, their strength 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
  • Magnets exposed to a humid environment can corrode. Therefore while using outdoors, we recommend using waterproof magnets made of rubber, plastic or other material protecting against moisture
  • We suggest casing - magnetic mechanism, due to difficulties in creating threads inside the magnet and complicated forms.
  • Possible danger resulting from small fragments of magnets can be dangerous, if swallowed, which becomes key in the aspect of protecting the youngest. Additionally, small components of these devices are able to disrupt the diagnostic process medical after entering the body.
  • With budget limitations the cost of neodymium magnets is a challenge,

Lifting parameters

Maximum lifting force for a neodymium magnet – what affects it?

The specified lifting capacity represents the limit force, measured under laboratory conditions, meaning:
  • on a block made of structural steel, perfectly concentrating the magnetic flux
  • whose transverse dimension reaches at least 10 mm
  • with an ground contact surface
  • without the slightest air gap between the magnet and steel
  • for force acting at a right angle (pull-off, not shear)
  • at standard ambient temperature

Practical aspects of lifting capacity – factors

Effective lifting capacity is affected by specific conditions, including (from most important):
  • Gap between surfaces – even a fraction of a millimeter of distance (caused e.g. by veneer or dirt) diminishes the pulling force, often by half at just 0.5 mm.
  • Angle of force application – maximum parameter is reached only during pulling at a 90° angle. The resistance to sliding of the magnet along the plate is usually several times smaller (approx. 1/5 of the lifting capacity).
  • Steel thickness – too thin sheet causes magnetic saturation, causing part of the power to be wasted into the air.
  • Material type – the best choice is pure iron steel. Cast iron may attract less.
  • Base smoothness – the smoother and more polished the surface, the larger the contact zone and stronger the hold. Unevenness creates an air distance.
  • Thermal conditions – NdFeB sinters have a negative temperature coefficient. When it is hot they are weaker, and in frost gain strength (up to a certain limit).

Lifting capacity was measured by applying a steel plate with a smooth surface of optimal thickness (min. 20 mm), under perpendicular detachment force, in contrast under attempts to slide the magnet the holding force is lower. In addition, even a minimal clearance between the magnet and the plate decreases the holding force.

Safe handling of neodymium magnets
Power loss in heat

Avoid heat. NdFeB magnets are sensitive to temperature. If you need operation above 80°C, ask us about special high-temperature series (H, SH, UH).

Medical interference

Warning for patients: Strong magnetic fields disrupt electronics. Maintain at least 30 cm distance or ask another person to handle the magnets.

Handling rules

Use magnets consciously. Their immense force can shock even professionals. Be vigilant and respect their force.

Hand protection

Big blocks can crush fingers in a fraction of a second. Never put your hand between two attracting surfaces.

Flammability

Powder generated during cutting of magnets is combustible. Do not drill into magnets unless you are an expert.

Protect data

Equipment safety: Strong magnets can ruin payment cards and sensitive devices (pacemakers, hearing aids, timepieces).

Beware of splinters

Despite the nickel coating, neodymium is brittle and cannot withstand shocks. Do not hit, as the magnet may crumble into sharp, dangerous pieces.

Impact on smartphones

GPS units and smartphones are highly sensitive to magnetism. Direct contact with a powerful NdFeB magnet can ruin the sensors in your phone.

Nickel coating and allergies

Some people have a hypersensitivity to nickel, which is the standard coating for neodymium magnets. Extended handling might lead to a rash. We recommend wear protective gloves.

Swallowing risk

Neodymium magnets are not intended for children. Swallowing multiple magnets can lead to them connecting inside the digestive tract, which poses a critical condition and requires urgent medical intervention.

Attention! Want to know more? Read our article: Are neodymium magnets dangerous?
Dhit sp. z o.o.

e-mail: bok@dhit.pl

tel: +48 888 99 98 98