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MPL 15x10x2 / N38 - lamellar magnet

lamellar magnet

Catalog no 020388

GTIN/EAN: 5906301811879

5.00

length

15 mm [±0,1 mm]

Width

10 mm [±0,1 mm]

Height

2 mm [±0,1 mm]

Weight

2.25 g

Magnetization Direction

↑ axial

Load capacity

1.57 kg / 15.45 N

Magnetic Induction

180.53 mT / 1805 Gs

Coating

[NiCuNi] Nickel

1.316 with VAT / pcs + price for transport

1.070 ZŁ net + 23% VAT / pcs

bulk discounts:

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Technical details - MPL 15x10x2 / N38 - lamellar magnet

Specification / characteristics - MPL 15x10x2 / N38 - lamellar magnet

properties
properties values
Cat. no. 020388
GTIN/EAN 5906301811879
Production/Distribution Dhit sp. z o.o.
ul. Zielona 14 05-850 Ożarów Mazowiecki PL
Country of origin Poland / China / Germany
Customs code 85059029
length 15 mm [±0,1 mm]
Width 10 mm [±0,1 mm]
Height 2 mm [±0,1 mm]
Weight 2.25 g
Magnetization Direction ↑ axial
Load capacity ~ ? 1.57 kg / 15.45 N
Magnetic Induction ~ ? 180.53 mT / 1805 Gs
Coating [NiCuNi] Nickel
Manufacturing Tolerance ±0.1 mm

Magnetic properties of material N38

Specification / characteristics MPL 15x10x2 / N38 - lamellar 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

Technical simulation of the product - data

Presented information constitute the outcome of a engineering analysis. Values rely on algorithms for the class Nd2Fe14B. Operational performance might slightly differ. Please consider these data as a reference point for designers.

Table 1: Static force (pull vs gap) - characteristics
MPL 15x10x2 / N38

Distance (mm) Induction (Gauss) / mT Pull Force (kg/lbs/g/N) Risk Status
0 mm 1805 Gs
180.5 mT
1.57 kg / 3.46 LBS
1570.0 g / 15.4 N
low risk
1 mm 1628 Gs
162.8 mT
1.28 kg / 2.82 LBS
1278.3 g / 12.5 N
low risk
2 mm 1394 Gs
139.4 mT
0.94 kg / 2.06 LBS
936.3 g / 9.2 N
low risk
3 mm 1152 Gs
115.2 mT
0.64 kg / 1.41 LBS
639.9 g / 6.3 N
low risk
5 mm 751 Gs
75.1 mT
0.27 kg / 0.60 LBS
271.5 g / 2.7 N
low risk
10 mm 262 Gs
26.2 mT
0.03 kg / 0.07 LBS
33.1 g / 0.3 N
low risk
15 mm 110 Gs
11.0 mT
0.01 kg / 0.01 LBS
5.8 g / 0.1 N
low risk
20 mm 54 Gs
5.4 mT
0.00 kg / 0.00 LBS
1.4 g / 0.0 N
low risk
30 mm 18 Gs
1.8 mT
0.00 kg / 0.00 LBS
0.2 g / 0.0 N
low risk
50 mm 4 Gs
0.4 mT
0.00 kg / 0.00 LBS
0.0 g / 0.0 N
low risk

Table 2: Vertical force (vertical surface)
MPL 15x10x2 / N38

Distance (mm) Friction coefficient Pull Force (kg/lbs/g/N)
0 mm Stal (~0.2) 0.31 kg / 0.69 LBS
314.0 g / 3.1 N
1 mm Stal (~0.2) 0.26 kg / 0.56 LBS
256.0 g / 2.5 N
2 mm Stal (~0.2) 0.19 kg / 0.41 LBS
188.0 g / 1.8 N
3 mm Stal (~0.2) 0.13 kg / 0.28 LBS
128.0 g / 1.3 N
5 mm Stal (~0.2) 0.05 kg / 0.12 LBS
54.0 g / 0.5 N
10 mm Stal (~0.2) 0.01 kg / 0.01 LBS
6.0 g / 0.1 N
15 mm Stal (~0.2) 0.00 kg / 0.00 LBS
2.0 g / 0.0 N
20 mm Stal (~0.2) 0.00 kg / 0.00 LBS
0.0 g / 0.0 N
30 mm Stal (~0.2) 0.00 kg / 0.00 LBS
0.0 g / 0.0 N
50 mm Stal (~0.2) 0.00 kg / 0.00 LBS
0.0 g / 0.0 N

Table 3: Wall mounting (shearing) - behavior on slippery surfaces
MPL 15x10x2 / N38

Surface type Friction coefficient / % Mocy Max load (kg/lbs/g/N)
Raw steel
µ = 0.3 30% Nominalnej Siły
0.47 kg / 1.04 LBS
471.0 g / 4.6 N
Painted steel (standard)
µ = 0.2 20% Nominalnej Siły
0.31 kg / 0.69 LBS
314.0 g / 3.1 N
Oily/slippery steel
µ = 0.1 10% Nominalnej Siły
0.16 kg / 0.35 LBS
157.0 g / 1.5 N
Magnet with anti-slip rubber
µ = 0.5 50% Nominalnej Siły
0.79 kg / 1.73 LBS
785.0 g / 7.7 N

Table 4: Steel thickness (substrate influence) - sheet metal selection
MPL 15x10x2 / N38

Steel thickness (mm) % power Real pull force (kg/lbs/g/N)
0.5 mm
10%
0.16 kg / 0.35 LBS
157.0 g / 1.5 N
1 mm
25%
0.39 kg / 0.87 LBS
392.5 g / 3.9 N
2 mm
50%
0.79 kg / 1.73 LBS
785.0 g / 7.7 N
3 mm
75%
1.18 kg / 2.60 LBS
1177.5 g / 11.6 N
5 mm
100%
1.57 kg / 3.46 LBS
1570.0 g / 15.4 N
10 mm
100%
1.57 kg / 3.46 LBS
1570.0 g / 15.4 N
11 mm
100%
1.57 kg / 3.46 LBS
1570.0 g / 15.4 N
12 mm
100%
1.57 kg / 3.46 LBS
1570.0 g / 15.4 N

Table 5: Thermal resistance (stability) - power drop
MPL 15x10x2 / N38

Ambient temp. (°C) Power loss Remaining pull (kg/lbs/g/N) Status
20 °C 0.0% 1.57 kg / 3.46 LBS
1570.0 g / 15.4 N
OK
40 °C -2.2% 1.54 kg / 3.39 LBS
1535.5 g / 15.1 N
OK
60 °C -4.4% 1.50 kg / 3.31 LBS
1500.9 g / 14.7 N
80 °C -6.6% 1.47 kg / 3.23 LBS
1466.4 g / 14.4 N
100 °C -28.8% 1.12 kg / 2.46 LBS
1117.8 g / 11.0 N

Table 6: Two magnets (repulsion) - forces in the system
MPL 15x10x2 / N38

Gap (mm) Attraction (kg/lbs) (N-S) Sliding Force (kg/lbs/g/N) Repulsion (kg/lbs) (N-N)
0 mm 3.01 kg / 6.64 LBS
3 196 Gs
0.45 kg / 1.00 LBS
452 g / 4.4 N
N/A
1 mm 2.76 kg / 6.09 LBS
3 456 Gs
0.41 kg / 0.91 LBS
414 g / 4.1 N
2.49 kg / 5.48 LBS
~0 Gs
2 mm 2.45 kg / 5.41 LBS
3 257 Gs
0.37 kg / 0.81 LBS
368 g / 3.6 N
2.21 kg / 4.87 LBS
~0 Gs
3 mm 2.12 kg / 4.68 LBS
3 029 Gs
0.32 kg / 0.70 LBS
318 g / 3.1 N
1.91 kg / 4.21 LBS
~0 Gs
5 mm 1.49 kg / 3.30 LBS
2 543 Gs
0.22 kg / 0.49 LBS
224 g / 2.2 N
1.35 kg / 2.97 LBS
~0 Gs
10 mm 0.52 kg / 1.15 LBS
1 501 Gs
0.08 kg / 0.17 LBS
78 g / 0.8 N
0.47 kg / 1.03 LBS
~0 Gs
20 mm 0.06 kg / 0.14 LBS
524 Gs
0.01 kg / 0.02 LBS
10 g / 0.1 N
0.06 kg / 0.13 LBS
~0 Gs
50 mm 0.00 kg / 0.00 LBS
60 Gs
0.00 kg / 0.00 LBS
0 g / 0.0 N
0.00 kg / 0.00 LBS
~0 Gs
60 mm 0.00 kg / 0.00 LBS
37 Gs
0.00 kg / 0.00 LBS
0 g / 0.0 N
0.00 kg / 0.00 LBS
~0 Gs
70 mm 0.00 kg / 0.00 LBS
24 Gs
0.00 kg / 0.00 LBS
0 g / 0.0 N
0.00 kg / 0.00 LBS
~0 Gs
80 mm 0.00 kg / 0.00 LBS
16 Gs
0.00 kg / 0.00 LBS
0 g / 0.0 N
0.00 kg / 0.00 LBS
~0 Gs
90 mm 0.00 kg / 0.00 LBS
12 Gs
0.00 kg / 0.00 LBS
0 g / 0.0 N
0.00 kg / 0.00 LBS
~0 Gs
100 mm 0.00 kg / 0.00 LBS
9 Gs
0.00 kg / 0.00 LBS
0 g / 0.0 N
0.00 kg / 0.00 LBS
~0 Gs

Table 7: Safety (HSE) (implants) - warnings
MPL 15x10x2 / N38

Object / Device Limit (Gauss) / mT Safe distance
Pacemaker 5 Gs (0.5 mT) 5.0 cm
Hearing aid 10 Gs (1.0 mT) 4.0 cm
Mechanical watch 20 Gs (2.0 mT) 3.0 cm
Mobile device 40 Gs (4.0 mT) 2.5 cm
Car key 50 Gs (5.0 mT) 2.5 cm
Payment card 400 Gs (40.0 mT) 1.0 cm
HDD hard drive 600 Gs (60.0 mT) 1.0 cm

Table 8: Impact energy (cracking risk) - collision effects
MPL 15x10x2 / N38

Start from (mm) Speed (km/h) Energy (J) Predicted outcome
10 mm 26.99 km/h
(7.50 m/s)
0.06 J
30 mm 46.15 km/h
(12.82 m/s)
0.18 J
50 mm 59.57 km/h
(16.55 m/s)
0.31 J
100 mm 84.24 km/h
(23.40 m/s)
0.62 J

Table 9: Coating parameters (durability)
MPL 15x10x2 / 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)
MPL 15x10x2 / N38

Parameter Value SI Unit / Description
Magnetic Flux 3 194 Mx 31.9 µWb
Pc Coefficient 0.22 Low (Flat)

Table 11: Physics of underwater searching
MPL 15x10x2 / N38

Environment Effective steel pull Effect
Air (land) 1.57 kg Standard
Water (riverbed) 1.80 kg
(+0.23 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

*Warning: On a vertical surface, the magnet holds merely a fraction of its nominal pull.

2. Steel thickness impact

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

3. Temperature resistance

*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.

Engineering data and GPSR
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%
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: 020388-2026
Magnet Unit Converter
Force (pull)

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This product is a very powerful plate magnet made of NdFeB material, which, with dimensions of 15x10x2 mm and a weight of 2.25 g, guarantees the highest quality connection. This magnetic block with a force of 15.45 N is ready for shipment in 24h, allowing for rapid realization of your project. The durable anti-corrosion layer ensures a long lifespan in a dry environment, protecting the core from oxidation.
Separating block magnets requires a technique based on sliding (moving one relative to the other), rather than forceful pulling apart. To separate the MPL 15x10x2 / N38 model, firmly slide one magnet over the edge of the other until the attraction force decreases. We recommend extreme caution, because after separation, the magnets may want to violently snap back together, which threatens pinching the skin. Using a screwdriver risks destroying the coating and permanently cracking the magnet.
Plate magnets MPL 15x10x2 / N38 are the foundation for many industrial devices, such as filters catching filings and linear motors. Thanks to the flat surface and high force (approx. 1.57 kg), they are ideal as hidden locks in furniture making and mounting elements in automation. Customers often choose this model for workshop organization on strips and for advanced DIY and modeling projects, where precision and power count.
For mounting flat magnets MPL 15x10x2 / N38, we recommend utilizing strong epoxy glues (e.g., UHU Endfest, Distal), which ensure a durable bond with metal or plastic. Double-sided tape cushions vibrations, which is an advantage when mounting in moving elements. Avoid chemically aggressive glues or hot glue, which can demagnetize neodymium (above 80°C).
The magnetic axis runs through the shortest dimension, which is typical for gripper magnets. In practice, this means that this magnet has the greatest attraction force on its main planes (15x10 mm), which is ideal for flat mounting. Such a pole arrangement ensures maximum holding capacity when pressing against the sheet, creating a closed magnetic circuit.
This model is characterized by dimensions 15x10x2 mm, which, at a weight of 2.25 g, makes it an element with high energy density. The key parameter here is the holding force amounting to approximately 1.57 kg (force ~15.45 N), which, with such a flat shape, proves the high grade of the material. The product meets the standards for N38 grade magnets.

Pros and cons of neodymium magnets.

Benefits

In addition to their magnetic capacity, neodymium magnets provide the following advantages:
  • Their strength remains stable, and after approximately 10 years it drops only by ~1% (according to research),
  • They do not lose their magnetic properties even under external field action,
  • A magnet with a metallic silver surface has an effective appearance,
  • Neodymium magnets achieve maximum magnetic induction on a small area, which allows for strong attraction,
  • Made from properly selected components, these magnets show impressive resistance to high heat, enabling them to function (depending on their form) at temperatures up to 230°C and above...
  • Thanks to flexibility in forming and the capacity to modify to specific needs,
  • Huge importance in advanced technology sectors – they find application in magnetic memories, brushless drives, precision medical tools, as well as complex engineering applications.
  • Thanks to their power density, small magnets offer high operating force, in miniature format,

Cons

Disadvantages of neodymium magnets:
  • At strong impacts they can crack, therefore we advise placing them in special holders. A metal housing provides additional protection against damage, as well as increases the magnet's durability.
  • NdFeB magnets lose force when exposed to high temperatures. After reaching 80°C, many of them experience permanent weakening of strength (a factor is the shape and dimensions of the magnet). We offer magnets specially adapted to work at temperatures up to 230°C marked [AH], which are very resistant to heat
  • They oxidize in a humid environment. For use outdoors we advise using waterproof magnets e.g. in rubber, plastic
  • Due to limitations in producing nuts and complex forms in magnets, we propose using a housing - magnetic mount.
  • Potential hazard to health – tiny shards of magnets are risky, when accidentally swallowed, which is particularly important in the aspect of protecting the youngest. It is also worth noting that tiny parts of these magnets can complicate diagnosis medical when they are in the body.
  • Due to expensive raw materials, their price exceeds standard values,

Holding force characteristics

Best holding force of the magnet in ideal parameterswhat contributes to it?

Magnet power was determined for optimal configuration, assuming:
  • using a sheet made of low-carbon steel, acting as a circuit closing element
  • whose transverse dimension reaches at least 10 mm
  • with an polished touching surface
  • without the slightest clearance between the magnet and steel
  • for force applied at a right angle (in the magnet axis)
  • in stable room temperature

What influences lifting capacity in practice

In practice, the actual lifting capacity depends on many variables, listed from most significant:
  • Distance – the presence of any layer (rust, tape, gap) interrupts the magnetic circuit, which reduces capacity steeply (even by 50% at 0.5 mm).
  • Pull-off angle – remember that the magnet holds strongest perpendicularly. Under shear forces, the capacity drops significantly, often to levels of 20-30% of the nominal value.
  • Element thickness – to utilize 100% power, the steel must be sufficiently thick. Paper-thin metal limits the attraction force (the magnet "punches through" it).
  • Metal type – not every steel reacts the same. High carbon content weaken the attraction effect.
  • Surface condition – smooth surfaces guarantee perfect abutment, which increases field saturation. Uneven metal weaken the grip.
  • Thermal conditions – neodymium magnets have a sensitivity to temperature. At higher temperatures they lose power, and at low temperatures they can be stronger (up to a certain limit).

Holding force was tested on the plate surface of 20 mm thickness, when the force acted perpendicularly, whereas under attempts to slide the magnet the lifting capacity is smaller. Additionally, even a slight gap between the magnet’s surface and the plate decreases the lifting capacity.

Safe handling of neodymium magnets
Phone sensors

Note: rare earth magnets produce a field that disrupts sensitive sensors. Keep a separation from your phone, device, and GPS.

Data carriers

Do not bring magnets close to a purse, laptop, or screen. The magnetism can destroy these devices and wipe information from cards.

Fire risk

Drilling and cutting of NdFeB material poses a fire hazard. Magnetic powder oxidizes rapidly with oxygen and is hard to extinguish.

Health Danger

Health Alert: Neodymium magnets can turn off heart devices and defibrillators. Do not approach if you have medical devices.

Do not give to children

Strictly keep magnets out of reach of children. Ingestion danger is high, and the consequences of magnets clamping inside the body are tragic.

Maximum temperature

Control the heat. Exposing the magnet to high heat will permanently weaken its properties and strength.

Caution required

Be careful. Neodymium magnets attract from a long distance and snap with massive power, often faster than you can react.

Material brittleness

Despite metallic appearance, neodymium is brittle and not impact-resistant. Avoid impacts, as the magnet may shatter into sharp, dangerous pieces.

Metal Allergy

It is widely known that nickel (standard magnet coating) is a potent allergen. If your skin reacts to metals, prevent touching magnets with bare hands or choose versions in plastic housing.

Serious injuries

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

Security! Learn more about risks in the article: Magnet Safety Guide.
Dhit sp. z o.o.

e-mail: bok@dhit.pl

tel: +48 888 99 98 98