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MW 14x10 / N38 - cylindrical magnet

cylindrical magnet

Catalog no 010391

GTIN/EAN: 5906301811084

5.00

Diameter Ø

14 mm [±0,1 mm]

Height

10 mm [±0,1 mm]

Weight

11.55 g

Magnetization Direction

↑ axial

Load capacity

6.71 kg / 65.83 N

Magnetic Induction

507.48 mT / 5075 Gs

Coating

[NiCuNi] Nickel

6.84 with VAT / pcs + price for transport

5.56 ZŁ net + 23% VAT / pcs

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Technical specification of the product - MW 14x10 / N38 - cylindrical magnet

Specification / characteristics - MW 14x10 / N38 - cylindrical magnet

properties
properties values
Cat. no. 010391
GTIN/EAN 5906301811084
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 14 mm [±0,1 mm]
Height 10 mm [±0,1 mm]
Weight 11.55 g
Magnetization Direction ↑ axial
Load capacity ~ ? 6.71 kg / 65.83 N
Magnetic Induction ~ ? 507.48 mT / 5075 Gs
Coating [NiCuNi] Nickel
Manufacturing Tolerance ±0.1 mm

Magnetic properties of material N38

Specification / characteristics MW 14x10 / 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 simulation of the magnet - report

Presented information are the result of a mathematical analysis. Results were calculated on models for the class Nd2Fe14B. Operational performance might slightly deviate from the simulation results. Treat these data as a reference point when designing systems.

Table 1: Static force (pull vs gap) - interaction chart
MW 14x10 / N38

Distance (mm) Induction (Gauss) / mT Pull Force (kg/lbs/g/N) Risk Status
0 mm 5072 Gs
507.2 mT
6.71 kg / 14.79 pounds
6710.0 g / 65.8 N
warning
1 mm 4354 Gs
435.4 mT
4.94 kg / 10.90 pounds
4944.4 g / 48.5 N
warning
2 mm 3652 Gs
365.2 mT
3.48 kg / 7.67 pounds
3479.0 g / 34.1 N
warning
3 mm 3017 Gs
301.7 mT
2.37 kg / 5.23 pounds
2373.5 g / 23.3 N
warning
5 mm 2015 Gs
201.5 mT
1.06 kg / 2.33 pounds
1058.7 g / 10.4 N
low risk
10 mm 773 Gs
77.3 mT
0.16 kg / 0.34 pounds
155.7 g / 1.5 N
low risk
15 mm 352 Gs
35.2 mT
0.03 kg / 0.07 pounds
32.3 g / 0.3 N
low risk
20 mm 186 Gs
18.6 mT
0.01 kg / 0.02 pounds
9.0 g / 0.1 N
low risk
30 mm 69 Gs
6.9 mT
0.00 kg / 0.00 pounds
1.3 g / 0.0 N
low risk
50 mm 18 Gs
1.8 mT
0.00 kg / 0.00 pounds
0.1 g / 0.0 N
low risk

Table 2: Vertical force (wall)
MW 14x10 / N38

Distance (mm) Friction coefficient Pull Force (kg/lbs/g/N)
0 mm Stal (~0.2) 1.34 kg / 2.96 pounds
1342.0 g / 13.2 N
1 mm Stal (~0.2) 0.99 kg / 2.18 pounds
988.0 g / 9.7 N
2 mm Stal (~0.2) 0.70 kg / 1.53 pounds
696.0 g / 6.8 N
3 mm Stal (~0.2) 0.47 kg / 1.04 pounds
474.0 g / 4.6 N
5 mm Stal (~0.2) 0.21 kg / 0.47 pounds
212.0 g / 2.1 N
10 mm Stal (~0.2) 0.03 kg / 0.07 pounds
32.0 g / 0.3 N
15 mm Stal (~0.2) 0.01 kg / 0.01 pounds
6.0 g / 0.1 N
20 mm Stal (~0.2) 0.00 kg / 0.00 pounds
2.0 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 (sliding) - behavior on slippery surfaces
MW 14x10 / N38

Surface type Friction coefficient / % Mocy Max load (kg/lbs/g/N)
Raw steel
µ = 0.3 30% Nominalnej Siły
2.01 kg / 4.44 pounds
2013.0 g / 19.7 N
Painted steel (standard)
µ = 0.2 20% Nominalnej Siły
1.34 kg / 2.96 pounds
1342.0 g / 13.2 N
Oily/slippery steel
µ = 0.1 10% Nominalnej Siły
0.67 kg / 1.48 pounds
671.0 g / 6.6 N
Magnet with anti-slip rubber
µ = 0.5 50% Nominalnej Siły
3.36 kg / 7.40 pounds
3355.0 g / 32.9 N

Table 4: Steel thickness (saturation) - sheet metal selection
MW 14x10 / N38

Steel thickness (mm) % power Real pull force (kg/lbs/g/N)
0.5 mm
10%
0.67 kg / 1.48 pounds
671.0 g / 6.6 N
1 mm
25%
1.68 kg / 3.70 pounds
1677.5 g / 16.5 N
2 mm
50%
3.36 kg / 7.40 pounds
3355.0 g / 32.9 N
3 mm
75%
5.03 kg / 11.09 pounds
5032.5 g / 49.4 N
5 mm
100%
6.71 kg / 14.79 pounds
6710.0 g / 65.8 N
10 mm
100%
6.71 kg / 14.79 pounds
6710.0 g / 65.8 N
11 mm
100%
6.71 kg / 14.79 pounds
6710.0 g / 65.8 N
12 mm
100%
6.71 kg / 14.79 pounds
6710.0 g / 65.8 N

Table 5: Thermal stability (material behavior) - resistance threshold
MW 14x10 / N38

Ambient temp. (°C) Power loss Remaining pull (kg/lbs/g/N) Status
20 °C 0.0% 6.71 kg / 14.79 pounds
6710.0 g / 65.8 N
OK
40 °C -2.2% 6.56 kg / 14.47 pounds
6562.4 g / 64.4 N
OK
60 °C -4.4% 6.41 kg / 14.14 pounds
6414.8 g / 62.9 N
OK
80 °C -6.6% 6.27 kg / 13.82 pounds
6267.1 g / 61.5 N
100 °C -28.8% 4.78 kg / 10.53 pounds
4777.5 g / 46.9 N

Table 6: Two magnets (repulsion) - forces in the system
MW 14x10 / N38

Gap (mm) Attraction (kg/lbs) (N-S) Shear Force (kg/lbs/g/N) Repulsion (kg/lbs) (N-N)
0 mm 24.41 kg / 53.82 pounds
5 843 Gs
3.66 kg / 8.07 pounds
3662 g / 35.9 N
N/A
1 mm 21.12 kg / 46.55 pounds
9 434 Gs
3.17 kg / 6.98 pounds
3167 g / 31.1 N
19.00 kg / 41.90 pounds
~0 Gs
2 mm 17.99 kg / 39.66 pounds
8 708 Gs
2.70 kg / 5.95 pounds
2699 g / 26.5 N
16.19 kg / 35.70 pounds
~0 Gs
3 mm 15.16 kg / 33.43 pounds
7 994 Gs
2.27 kg / 5.01 pounds
2274 g / 22.3 N
13.65 kg / 30.08 pounds
~0 Gs
5 mm 10.49 kg / 23.12 pounds
6 649 Gs
1.57 kg / 3.47 pounds
1573 g / 15.4 N
9.44 kg / 20.81 pounds
~0 Gs
10 mm 3.85 kg / 8.49 pounds
4 029 Gs
0.58 kg / 1.27 pounds
578 g / 5.7 N
3.47 kg / 7.64 pounds
~0 Gs
20 mm 0.57 kg / 1.25 pounds
1 545 Gs
0.08 kg / 0.19 pounds
85 g / 0.8 N
0.51 kg / 1.12 pounds
~0 Gs
50 mm 0.01 kg / 0.02 pounds
218 Gs
0.00 kg / 0.00 pounds
2 g / 0.0 N
0.01 kg / 0.02 pounds
~0 Gs
60 mm 0.00 kg / 0.01 pounds
139 Gs
0.00 kg / 0.00 pounds
1 g / 0.0 N
0.00 kg / 0.00 pounds
~0 Gs
70 mm 0.00 kg / 0.00 pounds
93 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
66 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
48 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
36 Gs
0.00 kg / 0.00 pounds
0 g / 0.0 N
0.00 kg / 0.00 pounds
~0 Gs

Table 7: Protective zones (implants) - warnings
MW 14x10 / N38

Object / Device Limit (Gauss) / mT Safe distance
Pacemaker 5 Gs (0.5 mT) 8.0 cm
Hearing aid 10 Gs (1.0 mT) 6.5 cm
Timepiece 20 Gs (2.0 mT) 5.0 cm
Phone / Smartphone 40 Gs (4.0 mT) 4.0 cm
Remote 50 Gs (5.0 mT) 3.5 cm
Payment card 400 Gs (40.0 mT) 1.5 cm
HDD hard drive 600 Gs (60.0 mT) 1.5 cm

Table 8: Impact energy (cracking risk) - warning
MW 14x10 / N38

Start from (mm) Speed (km/h) Energy (J) Predicted outcome
10 mm 24.66 km/h
(6.85 m/s)
0.27 J
30 mm 42.11 km/h
(11.70 m/s)
0.79 J
50 mm 54.36 km/h
(15.10 m/s)
1.32 J
100 mm 76.87 km/h
(21.35 m/s)
2.63 J

Table 9: Corrosion resistance
MW 14x10 / 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: Electrical data (Flux)
MW 14x10 / N38

Parameter Value SI Unit / Description
Magnetic Flux 7 886 Mx 78.9 µWb
Pc Coefficient 0.74 High (Stable)

Table 11: Physics of underwater searching
MW 14x10 / N38

Environment Effective steel pull Effect
Air (land) 6.71 kg Standard
Water (riverbed) 7.68 kg
(+0.97 kg buoyancy gain)
+14.5%
Corrosion warning: 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

*Note: On a vertical surface, the magnet retains merely approx. 20-30% of its perpendicular strength.

2. Plate thickness effect

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

3. Power loss vs temp

*For standard magnets, the critical limit is 80°C.

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

chart generated for the permeance coefficient Pc (Permeance Coefficient) = 0.74

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 specification and ecology
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%
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: 010391-2026
Measurement Calculator
Pulling force

Magnetic Induction

Other proposals

The presented product is an exceptionally strong cylindrical magnet, composed of modern NdFeB material, which, at dimensions of Ø14x10 mm, guarantees the highest energy density. The MW 14x10 / N38 model features high dimensional repeatability and professional build quality, making it a perfect solution for the most demanding engineers and designers. As a magnetic rod with impressive force (approx. 6.71 kg), this product is available off-the-shelf from our European logistics center, ensuring lightning-fast order fulfillment. Moreover, its Ni-Cu-Ni coating shields it against corrosion in typical operating conditions, guaranteeing an aesthetic appearance and durability for years.
It finds application in DIY projects, advanced automation, and broadly understood industry, serving as a positioning or actuating element. Thanks to the high power of 65.83 N with a weight of only 11.55 g, this cylindrical magnet is indispensable in electronics and wherever low weight is crucial.
Due to the delicate structure of the ceramic sinter, we absolutely advise against force-fitting (so-called press-fit), as this risks immediate cracking of this professional component. To ensure long-term durability in automation, specialized industrial adhesives are used, which do not react with the nickel coating and fill the gap, guaranteeing high repeatability of the connection.
Grade N38 is the most frequently chosen standard for professional neodymium magnets, offering a great economic balance and operational stability. If you need even stronger magnets in the same volume (Ø14x10), 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 Ø14x10 mm, which, at a weight of 11.55 g, makes it an element with impressive magnetic energy density. The value of 65.83 N means that the magnet is capable of holding a weight many times exceeding its own mass of 11.55 g. The product has a [NiCuNi] coating, which protects the surface against oxidation, giving it an aesthetic, silvery shine.
This rod magnet is magnetized axially (along the height of 10 mm), which means that the N and S poles are located on the flat, circular surfaces. 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.

Pros and cons of Nd2Fe14B magnets.

Benefits

Besides their high retention, neodymium magnets are valued for these benefits:
  • They virtually do not lose power, because even after ten years the decline in efficiency is only ~1% (based on calculations),
  • They maintain their magnetic properties even under strong external field,
  • A magnet with a shiny gold surface has better aesthetics,
  • Magnetic induction on the top side of the magnet is exceptional,
  • Thanks to resistance to high temperature, they are able to function (depending on the form) even at temperatures up to 230°C and higher...
  • Possibility of accurate modeling and adapting to atypical conditions,
  • Key role in modern industrial fields – they are utilized in mass storage devices, drive modules, diagnostic systems, and multitasking production systems.
  • Compactness – despite small sizes they offer powerful magnetic field, making them ideal for precision applications

Weaknesses

Drawbacks and weaknesses of neodymium magnets: tips and applications.
  • To avoid cracks upon strong impacts, we recommend using special steel housings. Such a solution secures the magnet and simultaneously increases its durability.
  • Neodymium magnets lose their strength under the influence of heating. As soon as 80°C is exceeded, many of them start losing their power. Therefore, we recommend our special magnets marked [AH], which maintain durability even at temperatures up to 230°C
  • Magnets exposed to a humid environment can corrode. Therefore when using outdoors, we recommend using waterproof magnets made of rubber, plastic or other material resistant to moisture
  • Limited ability of making nuts in the magnet and complex shapes - preferred is cover - magnet mounting.
  • Health risk resulting from small fragments of magnets pose a threat, when accidentally swallowed, which is particularly important in the context of child safety. Additionally, tiny parts of these products can disrupt the diagnostic process medical when they are in the body.
  • Due to expensive raw materials, their price is relatively high,

Holding force characteristics

Maximum magnetic pulling forcewhat it depends on?

Magnet power was determined for ideal contact conditions, including:
  • on a plate made of structural steel, effectively closing the magnetic flux
  • with a thickness of at least 10 mm
  • with an ideally smooth contact surface
  • under conditions of ideal adhesion (metal-to-metal)
  • under perpendicular application of breakaway force (90-degree angle)
  • at standard ambient temperature

Determinants of practical lifting force of a magnet

It is worth knowing that the magnet holding will differ subject to the following factors, starting with the most relevant:
  • Space between magnet and steel – every millimeter of separation (caused e.g. by varnish or dirt) diminishes the magnet efficiency, often by half at just 0.5 mm.
  • Force direction – catalog parameter refers to pulling vertically. When attempting to slide, the magnet holds much less (typically approx. 20-30% of nominal force).
  • Wall thickness – thin material does not allow full use of the magnet. Magnetic flux penetrates through instead of converting into lifting capacity.
  • Chemical composition of the base – low-carbon steel gives the best results. Alloy steels reduce magnetic permeability and lifting capacity.
  • Smoothness – full contact is obtained only on smooth steel. Rough texture reduce the real contact area, reducing force.
  • Operating temperature – neodymium magnets have a sensitivity to temperature. When it is hot they lose power, and in frost gain strength (up to a certain limit).

Holding force was checked on the plate surface of 20 mm thickness, when a perpendicular force was applied, whereas under parallel forces the lifting capacity is smaller. Moreover, even a minimal clearance between the magnet’s surface and the plate decreases the holding force.

H&S for magnets
Avoid contact if allergic

Studies show that the nickel plating (standard magnet coating) is a potent allergen. For allergy sufferers, prevent touching magnets with bare hands or choose coated magnets.

GPS Danger

Be aware: neodymium magnets generate a field that disrupts precision electronics. Keep a separation from your mobile, device, and navigation systems.

Heat warning

Control the heat. Heating the magnet above 80 degrees Celsius will destroy its magnetic structure and strength.

Finger safety

Risk of injury: The attraction force is so great that it can cause hematomas, crushing, and broken bones. Use thick gloves.

Eye protection

Protect your eyes. Magnets can fracture upon uncontrolled impact, ejecting shards into the air. Wear goggles.

No play value

These products are not intended for children. Accidental ingestion of multiple magnets can lead to them attracting across intestines, which poses a direct threat to life and requires immediate surgery.

Protect data

Avoid bringing magnets close to a purse, computer, or screen. The magnetism can permanently damage these devices and wipe information from cards.

Flammability

Machining of neodymium magnets poses a fire risk. Neodymium dust oxidizes rapidly with oxygen and is hard to extinguish.

Implant safety

For implant holders: Strong magnetic fields affect electronics. Maintain minimum 30 cm distance or ask another person to work with the magnets.

Respect the power

Exercise caution. Neodymium magnets act from a distance and connect with huge force, often faster than you can react.

Security! Looking for details? Check our post: Why are neodymium magnets dangerous?
Dhit sp. z o.o.

e-mail: bok@dhit.pl

tel: +48 888 99 98 98