UI 45x13x6 [Z323] / N38 - badge holder
badge holder
Catalog no 150210
GTIN/EAN: 5906301813576
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
2.40 ZŁ with VAT / pcs + price for transport
1.950 ZŁ net + 23% VAT / pcs
bulk discounts:
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Technical - UI 45x13x6 [Z323] / N38 - badge holder
Specification / characteristics - UI 45x13x6 [Z323] / N38 - badge holder
| properties | values |
|---|---|
| Cat. no. | 150210 |
| GTIN/EAN | 5906301813576 |
| 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 |
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% |
Environmental data
| recyclability (EoL) | 100% |
| recycled raw materials | ~10% (pre-cons) |
| carbon footprint | low / zredukowany |
| waste code (EWC) | 16 02 16 |
Other products
Pros and cons of neodymium magnets.
Strengths
- They virtually do not lose power, because even after ten years the decline in efficiency is only ~1% (in laboratory conditions),
- They retain their magnetic properties even under close interference source,
- A magnet with a shiny silver surface looks better,
- They are known for high magnetic induction at the operating surface, making them more effective,
- Through (adequate) combination of ingredients, they can achieve high thermal strength, allowing for operation at temperatures approaching 230°C and above...
- Thanks to versatility in shaping and the ability to customize to complex applications,
- Wide application in electronics industry – they find application in magnetic memories, electromotive mechanisms, precision medical tools, also modern systems.
- Thanks to their power density, small magnets offer high operating force, with minimal size,
Cons
- To avoid cracks under impact, we suggest using special steel holders. Such a solution protects the magnet and simultaneously improves its 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 as well as 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
- Magnets exposed to a humid environment can rust. Therefore during using outdoors, we suggest using water-impermeable magnets made of rubber, plastic or other material protecting against moisture
- Limited possibility of creating nuts in the magnet and complex shapes - preferred is cover - magnet mounting.
- Possible danger to health – tiny shards of magnets pose a threat, when accidentally swallowed, which gains importance in the context of child health protection. It is also worth noting that tiny parts of these products can be problematic in diagnostics medical when they are in the body.
- With mass production the cost of neodymium magnets can be a barrier,
Pull force analysis
Highest magnetic holding force – what affects it?
- on a block made of mild steel, optimally conducting the magnetic flux
- possessing a thickness of minimum 10 mm to avoid saturation
- with an polished touching surface
- under conditions of no distance (metal-to-metal)
- under vertical application of breakaway force (90-degree angle)
- at room temperature
Magnet lifting force in use – key factors
- Distance – existence of foreign body (rust, dirt, air) interrupts the magnetic circuit, which reduces power rapidly (even by 50% at 0.5 mm).
- Load vector – maximum parameter is reached only during perpendicular pulling. The force required to slide of the magnet along the surface is typically many times smaller (approx. 1/5 of the lifting capacity).
- Steel thickness – insufficiently thick sheet does not close the flux, causing part of the flux to be escaped into the air.
- Steel type – low-carbon steel gives the best results. Higher carbon content decrease magnetic permeability and lifting capacity.
- Base smoothness – the more even the plate, the better the adhesion and higher the lifting capacity. Roughness acts like micro-gaps.
- Temperature – temperature increase causes a temporary drop of induction. Check the thermal limit for a given model.
Lifting capacity was assessed using a smooth steel plate of suitable thickness (min. 20 mm), under vertically applied force, however under attempts to slide the magnet the holding force is lower. Additionally, even a small distance between the magnet and the plate reduces the load capacity.
H&S for magnets
ICD Warning
Health Alert: Strong magnets can turn off pacemakers and defibrillators. Stay away if you have electronic implants.
Demagnetization risk
Watch the temperature. Exposing the magnet above 80 degrees Celsius will permanently weaken its magnetic structure and strength.
Data carriers
Powerful magnetic fields can corrupt files on payment cards, HDDs, and storage devices. Stay away of at least 10 cm.
Hand protection
Protect your hands. Two powerful magnets will snap together instantly with a force of several hundred kilograms, crushing everything in their path. Be careful!
Eye protection
Despite metallic appearance, the material is brittle and cannot withstand shocks. Do not hit, as the magnet may crumble into sharp, dangerous pieces.
Product not for children
Adult use only. Tiny parts pose a choking risk, causing severe trauma. Keep away from children and animals.
Threat to navigation
A powerful magnetic field negatively affects the functioning of magnetometers in smartphones and GPS navigation. Keep magnets close to a smartphone to avoid damaging the sensors.
Conscious usage
Exercise caution. Neodymium magnets act from a long distance and snap with huge force, often quicker than you can react.
Avoid contact if allergic
Nickel alert: The Ni-Cu-Ni coating contains nickel. If redness happens, cease working with magnets and use protective gear.
Dust is flammable
Machining of neodymium magnets carries a risk of fire hazard. Neodymium dust reacts violently with oxygen and is hard to extinguish.
