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NC kulka fi 2 cale / N52 - neocube

neocube

Catalog no 120453

GTIN/EAN: 5906301812692

5.00

Weight

1098 g

Magnetization Direction

↑ axial

Coating

[Gold] Gold

1200.00 with VAT / pcs + price for transport

975.61 ZŁ net + 23% VAT / pcs

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The turned magnetic ball is a key tool in the non-invasive graphene identification method. It enables accurate field detection and interaction, which is used in experimental therapies. Users appreciate it for being safe and non-intrusive.

Product card - NC kulka fi 2 cale / N52 - neocube

Specification / characteristics - NC kulka fi 2 cale / N52 - neocube

properties
properties values
Cat. no. 120453
GTIN/EAN 5906301812692
Production/Distribution Dhit sp. z o.o.
ul. Zielona 14 05-850 Ożarów Mazowiecki PL
Country of origin Poland / China / Germany
Customs code 85059029
Weight 1098 g
Magnetization Direction ↑ axial
Coating [Gold] Gold
Manufacturing Tolerance ±1 mm

Magnetic properties of material N52

Specification / characteristics NC kulka fi 2 cale / N52 - neocube
properties values units
remenance Br [min. - max.] ? 14.2-14.7 kGs
remenance Br [min. - max.] ? 1420-1470 mT
coercivity bHc ? 10.8-12.5 kOe
coercivity bHc ? 860-995 kA/m
actual internal force iHc ≥ 12 kOe
actual internal force iHc ≥ 955 kA/m
energy density [min. - max.] ? 48-53 BH max MGOe
energy density [min. - max.] ? 380-422 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 specification and ecology
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%
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: 120453-2026
Magnet Unit Converter
Pulling force

Field Strength

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NeoCube is a set of 216 strong magnetic balls from which you can create an infinite number of shapes. Playing develops spatial imagination and manual skills. It's an ideal gift for teenagers and adults looking for intellectual entertainment.
The product is dedicated to teenagers and adults, it must be absolutely kept away from children. Safety is paramount - keep NeoCube away from toddlers. We recommend using the product by persons aware of the danger.
Colored layers may lose shine over time from hitting each other during play. Black and gold versions are also very durable, but rainbow colors may wear off faster. Coating wear does not affect the magnetic force of the balls.
Yes, sets can be combined without limits, creating gigantic structures. If you have 5mm balls, buy the same ones so they fit perfectly together. With two sets (432 balls), you can build much more interesting figures than with one.
The best method to organize balls is to form them into a long chain. When you have a chain, you can fold it into strips of 6 balls, and then into a rectangle. Beginnings can be difficult, but the satisfaction from a perfectly arranged cube is immense.

Strengths as well as weaknesses of Nd2Fe14B magnets.

Pros

Besides their stability, neodymium magnets are valued for these benefits:
  • They do not lose magnetism, even over approximately ten years – the drop in strength is only ~1% (based on measurements),
  • Neodymium magnets are distinguished by extremely resistant to demagnetization caused by external field sources,
  • By covering with a smooth layer of nickel, the element acquires an professional look,
  • The surface of neodymium magnets generates a powerful magnetic field – this is a distinguishing feature,
  • Due to their durability and thermal resistance, neodymium magnets are capable of operate (depending on the form) even at high temperatures reaching 230°C or more...
  • Possibility of precise shaping and optimizing to atypical conditions,
  • Fundamental importance in advanced technology sectors – they find application in data components, brushless drives, advanced medical instruments, also other advanced devices.
  • Thanks to efficiency per cm³, small magnets offer high operating force, occupying minimum space,

Disadvantages

Problematic aspects of neodymium magnets: tips and applications.
  • They are prone to damage upon too strong impacts. To avoid cracks, it is worth protecting magnets using a steel holder. Such protection not only shields the magnet but also increases its resistance to damage
  • We warn that neodymium magnets can reduce their strength at high temperatures. To prevent this, we suggest our specialized [AH] magnets, which work effectively even at 230°C.
  • Magnets exposed to a humid environment can rust. Therefore when using outdoors, we advise using waterproof magnets made of rubber, plastic or other material resistant to moisture
  • We suggest a housing - magnetic mount, due to difficulties in realizing nuts inside the magnet and complicated forms.
  • Possible danger to health – tiny shards of magnets pose a threat, when accidentally swallowed, which gains importance in the context of child safety. Additionally, small elements of these products can be problematic in diagnostics medical when they are in the body.
  • With budget limitations the cost of neodymium magnets is a challenge,

Pull force analysis

Detachment force of the magnet in optimal conditionswhat affects it?

The load parameter shown concerns the limit force, recorded under laboratory conditions, namely:
  • with the use of a sheet made of special test steel, guaranteeing maximum field concentration
  • whose thickness reaches at least 10 mm
  • with a plane cleaned and smooth
  • without the slightest clearance between the magnet and steel
  • under axial force direction (90-degree angle)
  • at ambient temperature room level

Practical aspects of lifting capacity – factors

Please note that the working load will differ depending on elements below, in order of importance:
  • Space between surfaces – every millimeter of separation (caused e.g. by varnish or unevenness) drastically reduces the magnet efficiency, often by half at just 0.5 mm.
  • Loading method – declared lifting capacity refers to pulling vertically. When slipping, the magnet exhibits significantly lower power (typically approx. 20-30% of maximum force).
  • Wall thickness – the thinner the sheet, the weaker the hold. Part of the magnetic field passes through the material instead of converting into lifting capacity.
  • Steel grade – ideal substrate is high-permeability steel. Hardened steels may generate lower lifting capacity.
  • Surface condition – smooth surfaces guarantee perfect abutment, which increases field saturation. Uneven metal weaken the grip.
  • Thermal factor – hot environment reduces magnetic field. Too high temperature can permanently damage the magnet.

Lifting capacity was determined by applying a polished steel plate of suitable thickness (min. 20 mm), under perpendicular detachment force, in contrast under parallel forces the load capacity is reduced by as much as fivefold. Additionally, even a small distance between the magnet’s surface and the plate reduces the lifting capacity.

Safety rules for work with NdFeB magnets
Do not underestimate power

Exercise caution. Neodymium magnets attract from a distance and connect with huge force, often quicker than you can move away.

Implant safety

Warning for patients: Powerful magnets affect medical devices. Maintain at least 30 cm distance or request help to work with the magnets.

Heat warning

Do not overheat. NdFeB magnets are susceptible to heat. If you require operation above 80°C, look for special high-temperature series (H, SH, UH).

Crushing risk

Large magnets can crush fingers instantly. Do not put your hand betwixt two strong magnets.

Danger to the youngest

These products are not suitable for play. Accidental ingestion of several magnets can lead to them connecting inside the digestive tract, which poses a direct threat to life and requires urgent medical intervention.

Electronic hazard

Avoid bringing magnets close to a wallet, computer, or TV. The magnetism can destroy these devices and wipe information from cards.

GPS Danger

A powerful magnetic field interferes with the operation of compasses in phones and GPS navigation. Do not bring magnets close to a smartphone to avoid breaking the sensors.

Allergic reactions

Some people have a contact allergy to nickel, which is the common plating for neodymium magnets. Frequent touching may cause dermatitis. It is best to use protective gloves.

Dust explosion hazard

Dust created during grinding of magnets is combustible. Do not drill into magnets unless you are an expert.

Shattering risk

Neodymium magnets are ceramic materials, meaning they are very brittle. Clashing of two magnets will cause them breaking into shards.

Security! Details about hazards in the article: Magnet Safety Guide.