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MW 10x1.5 / N38 - cylindrical magnet

cylindrical magnet

Catalog no 010003

GTIN/EAN: 5906301810001

5.00

Diameter Ø

10 mm [±0,1 mm]

Height

1.5 mm [±0,1 mm]

Weight

0.88 g

Magnetization Direction

↑ axial

Load capacity

0.82 kg / 8.01 N

Magnetic Induction

178.06 mT / 1781 Gs

Coating

[NiCuNi] Nickel

0.431 with VAT / pcs + price for transport

0.350 ZŁ net + 23% VAT / pcs

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Technical details - MW 10x1.5 / N38 - cylindrical magnet

Specification / characteristics - MW 10x1.5 / N38 - cylindrical magnet

properties
properties values
Cat. no. 010003
GTIN/EAN 5906301810001
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 1.5 mm [±0,1 mm]
Weight 0.88 g
Magnetization Direction ↑ axial
Load capacity ~ ? 0.82 kg / 8.01 N
Magnetic Induction ~ ? 178.06 mT / 1781 Gs
Coating [NiCuNi] Nickel
Manufacturing Tolerance ±0.1 mm

Magnetic properties of material N38

Specification / characteristics MW 10x1.5 / 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 product - report

These information represent the outcome of a mathematical simulation. Results are based on algorithms for the material Nd2Fe14B. Real-world parameters may differ. Treat these data as a supplementary guide for designers.

Table 1: Static force (pull vs distance) - characteristics
MW 10x1.5 / N38

Distance (mm) Induction (Gauss) / mT Pull Force (kg/lbs/g/N) Risk Status
0 mm 1780 Gs
178.0 mT
0.82 kg / 1.81 pounds
820.0 g / 8.0 N
safe
1 mm 1557 Gs
155.7 mT
0.63 kg / 1.38 pounds
627.2 g / 6.2 N
safe
2 mm 1253 Gs
125.3 mT
0.41 kg / 0.90 pounds
406.2 g / 4.0 N
safe
3 mm 958 Gs
95.8 mT
0.24 kg / 0.52 pounds
237.4 g / 2.3 N
safe
5 mm 530 Gs
53.0 mT
0.07 kg / 0.16 pounds
72.8 g / 0.7 N
safe
10 mm 140 Gs
14.0 mT
0.01 kg / 0.01 pounds
5.1 g / 0.1 N
safe
15 mm 52 Gs
5.2 mT
0.00 kg / 0.00 pounds
0.7 g / 0.0 N
safe
20 mm 24 Gs
2.4 mT
0.00 kg / 0.00 pounds
0.1 g / 0.0 N
safe
30 mm 8 Gs
0.8 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: Sliding force (vertical surface)
MW 10x1.5 / N38

Distance (mm) Friction coefficient Pull Force (kg/lbs/g/N)
0 mm Stal (~0.2) 0.16 kg / 0.36 pounds
164.0 g / 1.6 N
1 mm Stal (~0.2) 0.13 kg / 0.28 pounds
126.0 g / 1.2 N
2 mm Stal (~0.2) 0.08 kg / 0.18 pounds
82.0 g / 0.8 N
3 mm Stal (~0.2) 0.05 kg / 0.11 pounds
48.0 g / 0.5 N
5 mm Stal (~0.2) 0.01 kg / 0.03 pounds
14.0 g / 0.1 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 (sliding) - behavior on slippery surfaces
MW 10x1.5 / N38

Surface type Friction coefficient / % Mocy Max load (kg/lbs/g/N)
Raw steel
µ = 0.3 30% Nominalnej Siły
0.25 kg / 0.54 pounds
246.0 g / 2.4 N
Painted steel (standard)
µ = 0.2 20% Nominalnej Siły
0.16 kg / 0.36 pounds
164.0 g / 1.6 N
Oily/slippery steel
µ = 0.1 10% Nominalnej Siły
0.08 kg / 0.18 pounds
82.0 g / 0.8 N
Magnet with anti-slip rubber
µ = 0.5 50% Nominalnej Siły
0.41 kg / 0.90 pounds
410.0 g / 4.0 N

Table 4: Steel thickness (saturation) - sheet metal selection
MW 10x1.5 / N38

Steel thickness (mm) % power Real pull force (kg/lbs/g/N)
0.5 mm
10%
0.08 kg / 0.18 pounds
82.0 g / 0.8 N
1 mm
25%
0.21 kg / 0.45 pounds
205.0 g / 2.0 N
2 mm
50%
0.41 kg / 0.90 pounds
410.0 g / 4.0 N
3 mm
75%
0.62 kg / 1.36 pounds
615.0 g / 6.0 N
5 mm
100%
0.82 kg / 1.81 pounds
820.0 g / 8.0 N
10 mm
100%
0.82 kg / 1.81 pounds
820.0 g / 8.0 N
11 mm
100%
0.82 kg / 1.81 pounds
820.0 g / 8.0 N
12 mm
100%
0.82 kg / 1.81 pounds
820.0 g / 8.0 N

Table 5: Thermal stability (stability) - thermal limit
MW 10x1.5 / N38

Ambient temp. (°C) Power loss Remaining pull (kg/lbs/g/N) Status
20 °C 0.0% 0.82 kg / 1.81 pounds
820.0 g / 8.0 N
OK
40 °C -2.2% 0.80 kg / 1.77 pounds
802.0 g / 7.9 N
OK
60 °C -4.4% 0.78 kg / 1.73 pounds
783.9 g / 7.7 N
80 °C -6.6% 0.77 kg / 1.69 pounds
765.9 g / 7.5 N
100 °C -28.8% 0.58 kg / 1.29 pounds
583.8 g / 5.7 N

Table 6: Two magnets (attraction) - field range
MW 10x1.5 / N38

Gap (mm) Attraction (kg/lbs) (N-S) Lateral Force (kg/lbs/g/N) Repulsion (kg/lbs) (N-N)
0 mm 1.53 kg / 3.38 pounds
3 185 Gs
0.23 kg / 0.51 pounds
230 g / 2.3 N
N/A
1 mm 1.38 kg / 3.03 pounds
3 371 Gs
0.21 kg / 0.45 pounds
206 g / 2.0 N
1.24 kg / 2.73 pounds
~0 Gs
2 mm 1.17 kg / 2.59 pounds
3 114 Gs
0.18 kg / 0.39 pounds
176 g / 1.7 N
1.06 kg / 2.33 pounds
~0 Gs
3 mm 0.96 kg / 2.12 pounds
2 817 Gs
0.14 kg / 0.32 pounds
144 g / 1.4 N
0.86 kg / 1.91 pounds
~0 Gs
5 mm 0.59 kg / 1.29 pounds
2 201 Gs
0.09 kg / 0.19 pounds
88 g / 0.9 N
0.53 kg / 1.16 pounds
~0 Gs
10 mm 0.14 kg / 0.30 pounds
1 060 Gs
0.02 kg / 0.05 pounds
20 g / 0.2 N
0.12 kg / 0.27 pounds
~0 Gs
20 mm 0.01 kg / 0.02 pounds
281 Gs
0.00 kg / 0.00 pounds
1 g / 0.0 N
0.00 kg / 0.00 pounds
~0 Gs
50 mm 0.00 kg / 0.00 pounds
26 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
15 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
10 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
7 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
5 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
4 Gs
0.00 kg / 0.00 pounds
0 g / 0.0 N
0.00 kg / 0.00 pounds
~0 Gs

Table 7: Safety (HSE) (electronics) - warnings
MW 10x1.5 / N38

Object / Device Limit (Gauss) / mT Safe distance
Pacemaker 5 Gs (0.5 mT) 3.5 cm
Hearing aid 10 Gs (1.0 mT) 3.0 cm
Timepiece 20 Gs (2.0 mT) 2.5 cm
Phone / Smartphone 40 Gs (4.0 mT) 2.0 cm
Remote 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) 0.5 cm

Table 8: Impact energy (cracking risk) - collision effects
MW 10x1.5 / N38

Start from (mm) Speed (km/h) Energy (J) Predicted outcome
10 mm 30.91 km/h
(8.58 m/s)
0.03 J
30 mm 53.32 km/h
(14.81 m/s)
0.10 J
50 mm 68.84 km/h
(19.12 m/s)
0.16 J
100 mm 97.35 km/h
(27.04 m/s)
0.32 J

Table 9: Surface protection spec
MW 10x1.5 / 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 10x1.5 / N38

Parameter Value SI Unit / Description
Magnetic Flux 1 717 Mx 17.2 µWb
Pc Coefficient 0.22 Low (Flat)

Table 11: Physics of underwater searching
MW 10x1.5 / N38

Environment Effective steel pull Effect
Air (land) 0.82 kg Standard
Water (riverbed) 0.94 kg
(+0.12 kg buoyancy gain)
+14.5%
Warning: This magnet has a standard nickel coating. After use in water, it must be dried and maintained immediately, otherwise it will rust!
1. Sliding resistance

*Caution: On a vertical surface, the magnet holds just ~20% of its perpendicular strength.

2. Efficiency vs thickness

*Thin metal sheet (e.g. 0.5mm PC case) significantly limits the holding force.

3. Heat tolerance

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

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

chart generated for the permeance coefficient Pc (Permeance Coefficient) = 0.22

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
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
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: 010003-2026
Quick Unit Converter
Force (pull)

Magnetic Induction

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This product is an incredibly powerful cylinder magnet, composed of modern NdFeB material, which, at dimensions of Ø10x1.5 mm, guarantees optimal power. The MW 10x1.5 / N38 model boasts high dimensional repeatability and industrial build quality, making it an excellent solution for professional engineers and designers. As a magnetic rod with impressive force (approx. 0.82 kg), this product is available off-the-shelf from our warehouse in Poland, ensuring lightning-fast order fulfillment. Additionally, its triple-layer Ni-Cu-Ni coating shields it against corrosion in typical operating conditions, guaranteeing an aesthetic appearance and durability for years.
It successfully proves itself in modeling, advanced robotics, and broadly understood industry, serving as a positioning or actuating element. Thanks to the high power of 8.01 N with a weight of only 0.88 g, this cylindrical magnet is indispensable in miniature devices and wherever every gram matters.
Since our magnets have a very precise dimensions, the best method is to glue them into holes with a slightly larger diameter (e.g., 10.1 mm) using epoxy glues. To ensure stability in industry, 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 90% of applications in modeling and machine building, where excessive miniaturization with maximum force is not required. If you need even stronger magnets in the same volume (Ø10x1.5), contact us regarding higher grades (e.g., N50, N52), however, N38 is the standard in continuous sale in our warehouse.
The presented product is a neodymium magnet with precisely defined parameters: diameter 10 mm and height 1.5 mm. The key parameter here is the lifting capacity amounting to approximately 0.82 kg (force ~8.01 N), which, with such compact dimensions, proves the high power of the NdFeB material. 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. Such an arrangement is most desirable when connecting magnets in stacks (e.g., in filters) or when mounting in sockets at the bottom of a hole. On request, we can also produce versions magnetized diametrically if your project requires it.

Pros and cons of Nd2Fe14B magnets.

Benefits

Apart from their notable power, neodymium magnets have these key benefits:
  • They have stable power, and over more than 10 years their performance decreases symbolically – ~1% (according to theory),
  • They possess excellent resistance to weakening of magnetic properties as a result of opposing magnetic fields,
  • A magnet with a shiny silver surface has better aesthetics,
  • Magnets have maximum magnetic induction on the outer side,
  • Due to their durability and thermal resistance, neodymium magnets can operate (depending on the form) even at high temperatures reaching 230°C or more...
  • In view of the option of free shaping and customization to custom solutions, neodymium magnets can be modeled in a variety of geometric configurations, which makes them more universal,
  • Universal use in modern industrial fields – they find application in magnetic memories, drive modules, advanced medical instruments, also other advanced devices.
  • Relatively small size with high pulling force – neodymium magnets offer impressive pulling force in tiny dimensions, which makes them useful in small systems

Cons

Drawbacks and weaknesses of neodymium magnets: application proposals
  • To avoid cracks upon strong impacts, we suggest using special steel housings. Such a solution protects the magnet and simultaneously increases its durability.
  • Neodymium magnets decrease their power 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 stability even at temperatures up to 230°C
  • They rust in a humid environment. For use outdoors we recommend using waterproof magnets e.g. in rubber, plastic
  • Due to limitations in realizing nuts and complicated shapes in magnets, we propose using cover - magnetic mechanism.
  • Health risk to health – tiny shards of magnets pose a threat, when accidentally swallowed, which gains importance in the aspect of protecting the youngest. It is also worth noting that small elements of these devices can disrupt the diagnostic process medical when they are in the body.
  • With budget limitations the cost of neodymium magnets can be a barrier,

Lifting parameters

Best holding force of the magnet in ideal parameterswhat it depends on?

Information about lifting capacity was determined for optimal configuration, including:
  • on a plate made of structural steel, perfectly concentrating the magnetic flux
  • possessing a massiveness of minimum 10 mm to avoid saturation
  • with an polished contact surface
  • without the slightest insulating layer between the magnet and steel
  • under axial force vector (90-degree angle)
  • at temperature approx. 20 degrees Celsius

What influences lifting capacity in practice

In real-world applications, the actual holding force depends on many variables, listed from the most important:
  • Space between surfaces – even a fraction of a millimeter of distance (caused e.g. by varnish or unevenness) drastically reduces the magnet efficiency, often by half at just 0.5 mm.
  • Direction of force – maximum parameter is reached only during perpendicular pulling. The force required to slide of the magnet along the surface is usually many times lower (approx. 1/5 of the lifting capacity).
  • Substrate thickness – to utilize 100% power, the steel must be adequately massive. Thin sheet restricts the attraction force (the magnet "punches through" it).
  • Metal type – not every steel reacts the same. Alloy additives worsen the attraction effect.
  • Smoothness – full contact is obtained only on polished steel. Rough texture create air cushions, weakening the magnet.
  • Thermal environment – temperature increase results in weakening of force. Check the maximum operating temperature for a given model.

Lifting capacity testing was performed on plates with a smooth surface of optimal thickness, under perpendicular forces, whereas under shearing force the holding force is lower. Moreover, even a slight gap between the magnet and the plate reduces the lifting capacity.

Precautions when working with NdFeB magnets
Safe distance

Data protection: Neodymium magnets can damage payment cards and delicate electronics (pacemakers, hearing aids, timepieces).

Handling guide

Before starting, check safety instructions. Uncontrolled attraction can destroy the magnet or hurt your hand. Think ahead.

Serious injuries

Large magnets can break fingers in a fraction of a second. Under no circumstances place your hand between two strong magnets.

No play value

Only for adults. Tiny parts pose a choking risk, causing intestinal necrosis. Store away from kids and pets.

Shattering risk

Despite the nickel coating, neodymium is delicate and cannot withstand shocks. Do not hit, as the magnet may shatter into hazardous fragments.

Warning for allergy sufferers

Nickel alert: The Ni-Cu-Ni coating consists of nickel. If redness happens, immediately stop handling magnets and use protective gear.

Health Danger

Medical warning: Strong magnets can turn off pacemakers and defibrillators. Stay away if you have medical devices.

Dust explosion hazard

Powder created during machining of magnets is flammable. Do not drill into magnets without proper cooling and knowledge.

GPS Danger

GPS units and mobile phones are highly susceptible to magnetism. Direct contact with a powerful NdFeB magnet can permanently damage the internal compass in your phone.

Maximum temperature

Regular neodymium magnets (N-type) lose power when the temperature goes above 80°C. The loss of strength is permanent.

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

e-mail: bok@dhit.pl

tel: +48 888 99 98 98