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MPL 10x5x1.5 / N38 - lamellar magnet

lamellar magnet

Catalog no 020114

GTIN/EAN: 5906301811206

5.00

length

10 mm [±0,1 mm]

Width

5 mm [±0,1 mm]

Height

1.5 mm [±0,1 mm]

Weight

0.56 g

Magnetization Direction

↑ axial

Load capacity

0.86 kg / 8.47 N

Magnetic Induction

239.33 mT / 2393 Gs

Coating

[NiCuNi] Nickel

0.381 with VAT / pcs + price for transport

0.310 ZŁ net + 23% VAT / pcs

bulk discounts:

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Product card - MPL 10x5x1.5 / N38 - lamellar magnet

Specification / characteristics - MPL 10x5x1.5 / N38 - lamellar magnet

properties
properties values
Cat. no. 020114
GTIN/EAN 5906301811206
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 10 mm [±0,1 mm]
Width 5 mm [±0,1 mm]
Height 1.5 mm [±0,1 mm]
Weight 0.56 g
Magnetization Direction ↑ axial
Load capacity ~ ? 0.86 kg / 8.47 N
Magnetic Induction ~ ? 239.33 mT / 2393 Gs
Coating [NiCuNi] Nickel
Manufacturing Tolerance ±0.1 mm

Magnetic properties of material N38

Specification / characteristics MPL 10x5x1.5 / 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

Physical modeling of the product - data

Presented data are the result of a mathematical analysis. Values were calculated on algorithms for the material Nd2Fe14B. Actual performance may deviate from the simulation results. Please consider these calculations as a preliminary roadmap during assembly planning.

Table 1: Static force (force vs distance) - power drop
MPL 10x5x1.5 / N38

Distance (mm) Induction (Gauss) / mT Pull Force (kg/lbs/g/N) Risk Status
0 mm 2392 Gs
239.2 mT
0.86 kg / 1.90 pounds
860.0 g / 8.4 N
low risk
1 mm 1814 Gs
181.4 mT
0.49 kg / 1.09 pounds
494.9 g / 4.9 N
low risk
2 mm 1242 Gs
124.2 mT
0.23 kg / 0.51 pounds
232.1 g / 2.3 N
low risk
3 mm 836 Gs
83.6 mT
0.11 kg / 0.23 pounds
105.1 g / 1.0 N
low risk
5 mm 399 Gs
39.9 mT
0.02 kg / 0.05 pounds
23.9 g / 0.2 N
low risk
10 mm 94 Gs
9.4 mT
0.00 kg / 0.00 pounds
1.3 g / 0.0 N
low risk
15 mm 34 Gs
3.4 mT
0.00 kg / 0.00 pounds
0.2 g / 0.0 N
low risk
20 mm 15 Gs
1.5 mT
0.00 kg / 0.00 pounds
0.0 g / 0.0 N
low risk
30 mm 5 Gs
0.5 mT
0.00 kg / 0.00 pounds
0.0 g / 0.0 N
low risk
50 mm 1 Gs
0.1 mT
0.00 kg / 0.00 pounds
0.0 g / 0.0 N
low risk

Table 2: Sliding force (wall)
MPL 10x5x1.5 / N38

Distance (mm) Friction coefficient Pull Force (kg/lbs/g/N)
0 mm Stal (~0.2) 0.17 kg / 0.38 pounds
172.0 g / 1.7 N
1 mm Stal (~0.2) 0.10 kg / 0.22 pounds
98.0 g / 1.0 N
2 mm Stal (~0.2) 0.05 kg / 0.10 pounds
46.0 g / 0.5 N
3 mm Stal (~0.2) 0.02 kg / 0.05 pounds
22.0 g / 0.2 N
5 mm Stal (~0.2) 0.00 kg / 0.01 pounds
4.0 g / 0.0 N
10 mm Stal (~0.2) 0.00 kg / 0.00 pounds
0.0 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: Wall mounting (sliding) - vertical pull
MPL 10x5x1.5 / N38

Surface type Friction coefficient / % Mocy Max load (kg/lbs/g/N)
Raw steel
µ = 0.3 30% Nominalnej Siły
0.26 kg / 0.57 pounds
258.0 g / 2.5 N
Painted steel (standard)
µ = 0.2 20% Nominalnej Siły
0.17 kg / 0.38 pounds
172.0 g / 1.7 N
Oily/slippery steel
µ = 0.1 10% Nominalnej Siły
0.09 kg / 0.19 pounds
86.0 g / 0.8 N
Magnet with anti-slip rubber
µ = 0.5 50% Nominalnej Siły
0.43 kg / 0.95 pounds
430.0 g / 4.2 N

Table 4: Steel thickness (saturation) - power losses
MPL 10x5x1.5 / N38

Steel thickness (mm) % power Real pull force (kg/lbs/g/N)
0.5 mm
10%
0.09 kg / 0.19 pounds
86.0 g / 0.8 N
1 mm
25%
0.22 kg / 0.47 pounds
215.0 g / 2.1 N
2 mm
50%
0.43 kg / 0.95 pounds
430.0 g / 4.2 N
3 mm
75%
0.65 kg / 1.42 pounds
645.0 g / 6.3 N
5 mm
100%
0.86 kg / 1.90 pounds
860.0 g / 8.4 N
10 mm
100%
0.86 kg / 1.90 pounds
860.0 g / 8.4 N
11 mm
100%
0.86 kg / 1.90 pounds
860.0 g / 8.4 N
12 mm
100%
0.86 kg / 1.90 pounds
860.0 g / 8.4 N

Table 5: Working in heat (stability) - power drop
MPL 10x5x1.5 / N38

Ambient temp. (°C) Power loss Remaining pull (kg/lbs/g/N) Status
20 °C 0.0% 0.86 kg / 1.90 pounds
860.0 g / 8.4 N
OK
40 °C -2.2% 0.84 kg / 1.85 pounds
841.1 g / 8.3 N
OK
60 °C -4.4% 0.82 kg / 1.81 pounds
822.2 g / 8.1 N
80 °C -6.6% 0.80 kg / 1.77 pounds
803.2 g / 7.9 N
100 °C -28.8% 0.61 kg / 1.35 pounds
612.3 g / 6.0 N

Table 6: Magnet-Magnet interaction (repulsion) - field collision
MPL 10x5x1.5 / N38

Gap (mm) Attraction (kg/lbs) (N-S) Lateral Force (kg/lbs/g/N) Repulsion (kg/lbs) (N-N)
0 mm 1.76 kg / 3.89 pounds
3 896 Gs
0.26 kg / 0.58 pounds
264 g / 2.6 N
N/A
1 mm 1.39 kg / 3.07 pounds
4 254 Gs
0.21 kg / 0.46 pounds
209 g / 2.1 N
1.26 kg / 2.77 pounds
~0 Gs
2 mm 1.01 kg / 2.24 pounds
3 628 Gs
0.15 kg / 0.34 pounds
152 g / 1.5 N
0.91 kg / 2.01 pounds
~0 Gs
3 mm 0.70 kg / 1.55 pounds
3 020 Gs
0.11 kg / 0.23 pounds
105 g / 1.0 N
0.63 kg / 1.39 pounds
~0 Gs
5 mm 0.32 kg / 0.70 pounds
2 037 Gs
0.05 kg / 0.11 pounds
48 g / 0.5 N
0.29 kg / 0.63 pounds
~0 Gs
10 mm 0.05 kg / 0.11 pounds
798 Gs
0.01 kg / 0.02 pounds
7 g / 0.1 N
0.04 kg / 0.10 pounds
~0 Gs
20 mm 0.00 kg / 0.01 pounds
188 Gs
0.00 kg / 0.00 pounds
0 g / 0.0 N
0.00 kg / 0.00 pounds
~0 Gs
50 mm 0.00 kg / 0.00 pounds
17 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
10 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
6 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
4 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
3 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
2 Gs
0.00 kg / 0.00 pounds
0 g / 0.0 N
0.00 kg / 0.00 pounds
~0 Gs

Table 7: Hazards (implants) - precautionary measures
MPL 10x5x1.5 / N38

Object / Device Limit (Gauss) / mT Safe distance
Pacemaker 5 Gs (0.5 mT) 3.0 cm
Hearing aid 10 Gs (1.0 mT) 2.5 cm
Mechanical watch 20 Gs (2.0 mT) 2.0 cm
Phone / Smartphone 40 Gs (4.0 mT) 1.5 cm
Car key 50 Gs (5.0 mT) 1.5 cm
Payment card 400 Gs (40.0 mT) 0.5 cm
HDD hard drive 600 Gs (60.0 mT) 0.5 cm

Table 8: Impact energy (kinetic energy) - collision effects
MPL 10x5x1.5 / N38

Start from (mm) Speed (km/h) Energy (J) Predicted outcome
10 mm 39.56 km/h
(10.99 m/s)
0.03 J
30 mm 68.45 km/h
(19.02 m/s)
0.10 J
50 mm 88.37 km/h
(24.55 m/s)
0.17 J
100 mm 124.98 km/h
(34.72 m/s)
0.34 J

Table 9: Coating parameters (durability)
MPL 10x5x1.5 / 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)
MPL 10x5x1.5 / N38

Parameter Value SI Unit / Description
Magnetic Flux 1 281 Mx 12.8 µWb
Pc Coefficient 0.27 Low (Flat)

Table 11: Hydrostatics and buoyancy
MPL 10x5x1.5 / N38

Environment Effective steel pull Effect
Air (land) 0.86 kg Standard
Water (riverbed) 0.98 kg
(+0.12 kg buoyancy gain)
+14.5%
Rust risk: Standard nickel requires drying after every contact with moisture; lack of maintenance will lead to rust spots.
1. Vertical hold

*Warning: On a vertical wall, the magnet holds just ~20% of its max power.

2. Efficiency vs thickness

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

3. Power loss vs temp

*For N38 grade, the critical limit is 80°C.

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

chart generated for the permeance coefficient Pc (Permeance Coefficient) = 0.27

The chart above illustrates the magnetic characteristics of the material within the second quadrant of the hysteresis loop. 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: 020114-2026
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Magnet pull force

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Other deals

Component MPL 10x5x1.5 / N38 features a low profile and industrial pulling force, making it a perfect solution for building separators and machines. This magnetic block with a force of 8.47 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.
The key to success is sliding the magnets along their largest connection plane (using e.g., the edge of a table), which is easier than trying to tear them apart directly. To separate the MPL 10x5x1.5 / N38 model, firmly slide one magnet over the edge of the other until the attraction force decreases. We recommend care, 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.
They constitute a key element in the production of wind generators and material handling systems. They work great as fasteners under tiles, wood, or glass. Their rectangular shape facilitates precise gluing into milled sockets in wood or plastic.
Cyanoacrylate glues (super glue type) are good only for small magnets; for larger plates, we recommend resins. 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. Thanks to this, it works best when "sticking" to sheet metal or another magnet with a large surface area. This is the most popular configuration for block magnets used in separators and holders.
This model is characterized by dimensions 10x5x1.5 mm, which, at a weight of 0.56 g, makes it an element with impressive energy density. It is a magnetic block with dimensions 10x5x1.5 mm and a self-weight of 0.56 g, ready to work at temperatures up to 80°C. The product meets the standards for N38 grade magnets.

Pros as well as cons of neodymium magnets.

Strengths

Besides their tremendous strength, neodymium magnets offer the following advantages:
  • They have stable power, and over around 10 years their attraction force decreases symbolically – ~1% (according to theory),
  • They have excellent resistance to weakening of magnetic properties due to opposing magnetic fields,
  • The use of an metallic coating of noble metals (nickel, gold, silver) causes the element to present itself better,
  • Neodymium magnets generate maximum magnetic induction on a contact point, which allows for strong attraction,
  • Neodymium magnets are characterized by very high magnetic induction on the magnet surface and can work (depending on the form) even at a temperature of 230°C or more...
  • Possibility of individual creating as well as optimizing to atypical applications,
  • Versatile presence in future technologies – they serve a role in hard drives, brushless drives, medical devices, as well as other advanced devices.
  • Relatively small size with high pulling force – neodymium magnets offer high power in small dimensions, which makes them useful in compact constructions

Disadvantages

Disadvantages of NdFeB magnets:
  • To avoid cracks upon strong impacts, we recommend using special steel housings. Such a solution protects the magnet and simultaneously improves its durability.
  • When exposed to high temperature, neodymium magnets experience a drop in strength. Often, when the temperature exceeds 80°C, their power decreases (depending on the size, as well as shape of the magnet). For those who need magnets for extreme conditions, we offer [AH] versions withstanding up to 230°C
  • They oxidize in a humid environment. For use outdoors we suggest using waterproof magnets e.g. in rubber, plastic
  • Due to limitations in creating threads and complex forms in magnets, we recommend using casing - magnetic mechanism.
  • Potential hazard to health – tiny shards of magnets pose a threat, if swallowed, which becomes key in the aspect of protecting the youngest. Additionally, tiny parts of these products are able to complicate diagnosis medical after entering the body.
  • Higher cost of purchase is one of the disadvantages compared to ceramic magnets, especially in budget applications

Holding force characteristics

Highest magnetic holding forcewhat it depends on?

The declared magnet strength represents the limit force, recorded under ideal test conditions, specifically:
  • with the use of a sheet made of special test steel, guaranteeing full magnetic saturation
  • with a thickness no less than 10 mm
  • characterized by even structure
  • under conditions of no distance (metal-to-metal)
  • under vertical force vector (90-degree angle)
  • in stable room temperature

Lifting capacity in real conditions – factors

In practice, the actual holding force results from several key aspects, presented from most significant:
  • Gap between surfaces – every millimeter of distance (caused e.g. by varnish or dirt) significantly weakens the magnet efficiency, often by half at just 0.5 mm.
  • Load vector – highest force is available only during perpendicular pulling. The shear force of the magnet along the plate is standardly several times smaller (approx. 1/5 of the lifting capacity).
  • Wall thickness – the thinner the sheet, the weaker the hold. Magnetic flux penetrates through instead of converting into lifting capacity.
  • Material composition – different alloys attracts identically. High carbon content worsen the attraction effect.
  • Plate texture – smooth surfaces ensure maximum contact, which improves force. Rough surfaces weaken the grip.
  • Heat – neodymium magnets have a negative temperature coefficient. When it is hot they lose power, and in frost gain strength (up to a certain limit).

Lifting capacity testing was performed on plates with a smooth surface of optimal thickness, under perpendicular forces, however under shearing force the holding force is lower. Moreover, even a minimal clearance between the magnet’s surface and the plate decreases the load capacity.

Safe handling of neodymium magnets
Avoid contact if allergic

Studies show that nickel (the usual finish) is a common allergen. If your skin reacts to metals, avoid direct skin contact and choose coated magnets.

Flammability

Powder produced during cutting of magnets is combustible. Avoid drilling into magnets without proper cooling and knowledge.

Beware of splinters

Neodymium magnets are ceramic materials, which means they are very brittle. Collision of two magnets will cause them shattering into small pieces.

Medical interference

People with a heart stimulator must maintain an safe separation from magnets. The magnetism can stop the functioning of the implant.

This is not a toy

Only for adults. Tiny parts pose a choking risk, causing intestinal necrosis. Store out of reach of children and animals.

Crushing risk

Danger of trauma: The attraction force is so immense that it can cause hematomas, pinching, and broken bones. Protective gloves are recommended.

Threat to electronics

Equipment safety: Neodymium magnets can ruin payment cards and delicate electronics (heart implants, hearing aids, timepieces).

Immense force

Before use, check safety instructions. Uncontrolled attraction can break the magnet or injure your hand. Think ahead.

Thermal limits

Standard neodymium magnets (grade N) lose power when the temperature exceeds 80°C. Damage is permanent.

GPS Danger

Navigation devices and smartphones are highly susceptible to magnetism. Direct contact with a powerful NdFeB magnet can ruin the internal compass in your phone.

Important! Learn more about risks in the article: Safety of working with magnets.
Dhit sp. z o.o.

e-mail: bok@dhit.pl

tel: +48 888 99 98 98