UI 45x13x6 [C323] / N38 - badge holder
badge holder
Catalog no 150334
GTIN/EAN: 5906301813590
length
45 mm [±1 mm]
Width
13 mm [±1 mm]
Height
6 mm [±1 mm]
Weight
0.15 g
Load capacity
1.75 kg / 17.16 N
2.64 ZŁ with VAT / pcs + price for transport
2.15 ZŁ net + 23% VAT / pcs
bulk discounts:
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Product card - UI 45x13x6 [C323] / N38 - badge holder
Specification / characteristics - UI 45x13x6 [C323] / N38 - badge holder
| properties | values |
|---|---|
| Cat. no. | 150334 |
| GTIN/EAN | 5906301813590 |
| Production/Distribution | Dhit sp. z o.o. |
| Country of origin | Poland / China / Germany |
| Customs code | 85059029 |
| length | 45 mm [±1 mm] |
| Width | 13 mm [±1 mm] |
| Height | 6 mm [±1 mm] |
| Weight | 0.15 g |
| Load capacity ~ ? | 1.75 kg / 17.16 N |
| Manufacturing Tolerance | ±1 mm |
Magnetic properties of material N38
| 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
| 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 |
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 |
Other offers
Pros as well as cons of rare earth magnets.
Advantages
- They virtually do not lose power, because even after 10 years the performance loss is only ~1% (in laboratory conditions),
- They possess excellent resistance to magnetism drop when exposed to external magnetic sources,
- A magnet with a smooth gold surface looks better,
- Magnetic induction on the surface of the magnet remains impressive,
- Through (adequate) combination of ingredients, they can achieve high thermal resistance, allowing for operation at temperatures approaching 230°C and above...
- Thanks to the possibility of accurate shaping and adaptation to specialized needs, magnetic components can be produced in a variety of geometric configurations, which makes them more universal,
- Fundamental importance in modern industrial fields – they are utilized in mass storage devices, electric drive systems, precision medical tools, also modern systems.
- Thanks to concentrated force, small magnets offer high operating force, in miniature format,
Limitations
- Susceptibility to cracking is one of their disadvantages. Upon strong impact they can break. We recommend keeping them in a special holder, which not only secures them against impacts but also raises their durability
- Neodymium magnets lose 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
- Magnets exposed to a humid environment can corrode. Therefore while using outdoors, we advise using waterproof magnets made of rubber, plastic or other material resistant to moisture
- We recommend casing - magnetic holder, due to difficulties in realizing threads inside the magnet and complex forms.
- Possible danger resulting from small fragments of magnets are risky, when accidentally swallowed, which gains importance in the context of child safety. Furthermore, tiny parts of these products can be problematic in diagnostics medical when they are in the body.
- With budget limitations the cost of neodymium magnets is economically unviable,
Lifting parameters
Maximum holding power of the magnet – what it depends on?
- on a block made of structural steel, optimally conducting the magnetic flux
- possessing a thickness of min. 10 mm to ensure full flux closure
- with a surface perfectly flat
- without any insulating layer between the magnet and steel
- during pulling in a direction vertical to the plane
- at room temperature
Determinants of lifting force in real conditions
- Space between magnet and steel – every millimeter of distance (caused e.g. by varnish or unevenness) drastically reduces the magnet efficiency, often by half at just 0.5 mm.
- Loading method – catalog parameter refers to pulling vertically. When slipping, the magnet holds significantly lower power (often approx. 20-30% of maximum force).
- Metal thickness – thin material does not allow full use of the magnet. Magnetic flux passes through the material instead of generating force.
- Metal type – not every steel reacts the same. High carbon content worsen the interaction with the magnet.
- Base smoothness – the more even the plate, the larger the contact zone and higher the lifting capacity. Unevenness creates an air distance.
- Heat – NdFeB sinters have a sensitivity to temperature. At higher temperatures they are weaker, and in frost they can be stronger (up to a certain limit).
Lifting capacity testing was performed on a smooth plate of suitable thickness, under a perpendicular pulling force, however under attempts to slide the magnet the load capacity is reduced by as much as 5 times. In addition, even a minimal clearance between the magnet’s surface and the plate reduces the load capacity.
Warnings
Precision electronics
Navigation devices and smartphones are highly sensitive to magnetic fields. Direct contact with a powerful NdFeB magnet can decalibrate the sensors in your phone.
Risk of cracking
Protect your eyes. Magnets can fracture upon uncontrolled impact, ejecting sharp fragments into the air. Wear goggles.
Nickel allergy
Allergy Notice: The Ni-Cu-Ni coating consists of nickel. If skin irritation appears, cease handling magnets and use protective gear.
Immense force
Before use, read the rules. Sudden snapping can break the magnet or hurt your hand. Be predictive.
Operating temperature
Keep cool. Neodymium magnets are sensitive to heat. If you require resistance above 80°C, inquire about special high-temperature series (H, SH, UH).
Product not for children
Absolutely store magnets away from children. Ingestion danger is high, and the consequences of magnets connecting inside the body are very dangerous.
Machining danger
Powder created during cutting of magnets is combustible. Do not drill into magnets unless you are an expert.
Pinching danger
Big blocks can crush fingers in a fraction of a second. Never place your hand betwixt two strong magnets.
Warning for heart patients
Individuals with a pacemaker have to keep an large gap from magnets. The magnetic field can stop the functioning of the implant.
Protect data
Equipment safety: Neodymium magnets can damage data carriers and sensitive devices (heart implants, hearing aids, timepieces).
