ZK XLINK 1026 elementów - construction toy
construction toy
Catalog no 260214
GTIN/EAN: 5906301814399
Weight
1513 g
79.90 ZŁ with VAT / pcs + price for transport
64.96 ZŁ net + 23% VAT / pcs
bulk discounts:
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Product card - ZK XLINK 1026 elementów - construction toy
Specification / characteristics - ZK XLINK 1026 elementów - construction toy
| properties | values |
|---|---|
| Cat. no. | 260214 |
| GTIN/EAN | 5906301814399 |
| Production/Distribution | Dhit sp. z o.o. |
| Country of origin | Poland / China / Germany |
| Customs code | 85059029 |
| Weight | 1513 g |
| Manufacturing Tolerance | ±1 mm |
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 products
Advantages and disadvantages of Nd2Fe14B magnets.
Advantages
- They have stable power, and over more than 10 years their attraction force decreases symbolically – ~1% (according to theory),
- Magnets effectively resist against loss of magnetization caused by ambient magnetic noise,
- A magnet with a smooth silver surface is more attractive,
- Magnetic induction on the surface of the magnet remains maximum,
- Neodymium magnets are characterized by very high magnetic induction on the magnet surface and are able to act (depending on the shape) even at a temperature of 230°C or more...
- Thanks to modularity in constructing and the capacity to customize to individual projects,
- Wide application in high-tech industry – they are used in mass storage devices, electromotive mechanisms, precision medical tools, also technologically advanced constructions.
- Compactness – despite small sizes they provide effective action, making them ideal for precision applications
Weaknesses
- They are fragile upon too strong impacts. To avoid cracks, it is worth securing magnets in special housings. Such protection not only shields the magnet but also increases its resistance to damage
- When exposed to high temperature, neodymium magnets experience a drop in strength. Often, when the temperature exceeds 80°C, their strength 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
- Due to the susceptibility of magnets to corrosion in a humid environment, we suggest using waterproof magnets made of rubber, plastic or other material resistant to moisture, in case of application outdoors
- Limited ability of making nuts in the magnet and complex shapes - recommended is casing - mounting mechanism.
- Health risk related to microscopic parts of magnets are risky, in case of ingestion, which gains importance in the aspect of protecting the youngest. It is also worth noting that tiny parts of these devices can complicate diagnosis medical when they are in the body.
- With large orders the cost of neodymium magnets is a challenge,
Lifting parameters
Breakaway strength of the magnet in ideal conditions – what contributes to it?
- with the contact of a yoke made of low-carbon steel, guaranteeing full magnetic saturation
- with a thickness no less than 10 mm
- characterized by even structure
- under conditions of gap-free contact (metal-to-metal)
- for force acting at a right angle (in the magnet axis)
- in temp. approx. 20°C
Determinants of practical lifting force of a magnet
- Distance (between the magnet and the plate), since even a tiny clearance (e.g. 0.5 mm) results in a drastic drop in force by up to 50% (this also applies to paint, rust or debris).
- Direction of force – highest force is obtained only during pulling at a 90° angle. The force required to slide of the magnet along the plate is typically several times lower (approx. 1/5 of the lifting capacity).
- Substrate thickness – to utilize 100% power, the steel must be adequately massive. Paper-thin metal limits the attraction force (the magnet "punches through" it).
- Steel grade – ideal substrate is pure iron steel. Cast iron may have worse magnetic properties.
- Surface condition – smooth surfaces ensure maximum contact, which improves force. Uneven metal reduce efficiency.
- Thermal factor – hot environment weakens pulling force. Too high temperature can permanently demagnetize the magnet.
Lifting capacity testing was performed on a smooth plate of suitable thickness, under a perpendicular pulling force, in contrast under shearing force the lifting capacity is smaller. Moreover, even a minimal clearance between the magnet and the plate lowers the load capacity.
Safe handling of NdFeB magnets
Health Danger
Individuals with a ICD must keep an large gap from magnets. The magnetism can stop the operation of the life-saving device.
Finger safety
Mind your fingers. Two powerful magnets will join instantly with a force of massive weight, crushing anything in their path. Be careful!
Material brittleness
Beware of splinters. Magnets can fracture upon uncontrolled impact, ejecting sharp fragments into the air. Wear goggles.
Protect data
Very strong magnetic fields can destroy records on payment cards, HDDs, and storage devices. Keep a distance of min. 10 cm.
Do not underestimate power
Handle magnets with awareness. Their immense force can shock even professionals. Be vigilant and respect their force.
Nickel allergy
It is widely known that nickel (standard magnet coating) is a common allergen. If your skin reacts to metals, prevent direct skin contact or opt for coated magnets.
Swallowing risk
These products are not intended for children. Accidental ingestion of multiple magnets can lead to them pinching intestinal walls, which constitutes a severe health hazard and necessitates urgent medical intervention.
Keep away from electronics
A strong magnetic field interferes with the functioning of magnetometers in smartphones and GPS navigation. Maintain magnets close to a device to prevent breaking the sensors.
Mechanical processing
Machining of neodymium magnets poses a fire risk. Magnetic powder reacts violently with oxygen and is hard to extinguish.
Do not overheat magnets
Monitor thermal conditions. Exposing the magnet above 80 degrees Celsius will permanently weaken its properties and strength.
