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NIROKU Magnets - Round
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Round Neodymium Magnet【1-10 Pieces Per Package】
NIROKU
[Features]· This neodymium magnet is sinter molded from neodymium, iron and boron. Its excellent magnetic energy is the highest among magnets currently available.· As they rust easily, they are mainly finished with a nickel plating surface treatment.
Magnet Type (Material) Shape O.D.(Ø) Inner Dia.(Ø) Attraction Force (Range)(N) Attraction Force (Specific)(N) Neodymium Iron Boron Magnet Round 1 ～ 100 - ~10.0 / 10.1~20.0 / 20.1~30.0 / 30.1~40.0 / 40.1~50.0 / 50.1~60.0 / 60.1~70.0 / 70.1~80.0 / 80.1~90.0 / 90.1~100.0 / 100.1~ 0.098 ～ 735 From: 132,755 VND Days to Ship: Số ngày giao hàng: 7 Day(s) or more 
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Countersunk Bolt Mounted Type Round Neodymium Magnet【2-3 Pieces Per Package】
NIROKU
[Features]· This neodymium magnet is sinter molded from neodymium, iron and boron. Its excellent magnetic energy is the highest among magnets currently available.· As they rust easily, they are mainly finished with a nickel plating surface treatment.
Magnet Type (Material) Shape O.D.(Ø) Inner Dia.(Ø) Attraction Force (Range)(N) Attraction Force (Specific)(N) Neodymium Iron Boron Magnet Round 5 ～ 35 - ~10.0 / 10.1~20.0 / 20.1~30.0 / 30.1~40.0 / 40.1~50.0 / 50.1~60.0 / 60.1~70.0 / 70.1~80.0 / 90.1~100.0 / 100.1~ 4.9 ～ 166.6 From: 241,836 VND Days to Ship: Số ngày giao hàng: 7 Day(s) or more
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Alnico Magnet Round Type【2-3 Pieces Per Package】
NIROKU
[Features]· As the Alnico magnet is cast, it has excellent temperature resistance and has often been used where stable accuracy is required. However, its magnetism is easily degraded.
Magnet Type (Material) Shape O.D.(Ø) Inner Dia.(Ø) Attraction Force (Range)(N) Attraction Force (Specific)(N) Alnico Magnet Round 3 ～ 25 - ~10.0 / 10.1~20.0 1.96 ～ 14.7 From: 216,796 VND Days to Ship: Số ngày giao hàng: 7 Day(s) or more
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Ring-Shaped Neodymium Magnet【1-3 Pieces Per Package】
NIROKU
[Features]· Neodymium magnets are molded and sintered products mainly composed of neodymium, iron and boron, providing excellent magnetic energy properties that are the best among existing magnets.· Subjected to mainly nickel plating surface processing as it rusts easily.
Magnet Type (Material) Shape O.D.(Ø) Inner Dia.(Ø) Attraction Force (Range)(N) Attraction Force (Specific)(N) Neodymium Iron Boron Magnet Ring 5.7 ～ 76 2 ～ 42 ~10.0 / 10.1~20.0 / 20.1~30.0 / 30.1~40.0 / 40.1~50.0 / 50.1~60.0 / 60.1~70.0 / 70.1~80.0 / 80.1~90.0 / 90.1~100.0 / 100.1~ 1.96 ～ 539 From: 184,330 VND Days to Ship: Số ngày giao hàng: 7 Day(s) or more
7 Day(s) or more
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Round-Shaped Anisotropic Ferrite Magnet【3 Pieces Per Package】
NIROKU
[Features]· Ferrite magnets are sintered products made from metallurgical powder to form inexpensive magnets, typically used when stable magnetic properties or high magnetic fields are not required.· This blackish magnet is a familiar sight when used in a wide array of applications.
Magnet Type (Material) Shape O.D.(Ø) Inner Dia.(Ø) Attraction Force (Range)(N) Attraction Force (Specific)(N) Ferrite Magnet Round 1.5 ～ 50 - ~10.0 / 10.1~20.0 / 20.1~30.0 / 30.1~40.0 0.098 ～ 33.32 From: 114,883 VND Days to Ship: Số ngày giao hàng: 7 Day(s) or more
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Samarium-cobalt magnet ring【1-3 Pieces Per Package】
NIROKU
[Features]· Samacoba magnets are molded sintered products mainly made of samarium and cobalt, second only to neodymium magnets in their magnetic properties.· Although rust-resistant and resistant to high temperatures, it breaks easily and must be handled with care.
Magnet Type (Material) Shape O.D.(Ø) Inner Dia.(Ø) Attraction Force (Range)(N) Attraction Force (Specific)(N) Cobalt Magnet Ring 1.5 ～ 60 0.4 ～ 33 ~10.0 / 10.1~20.0 / 20.1~30.0 / 30.1~40.0 / 50.1~60.0 / 60.1~70.0 / 100.1~ 0.098 ～ 284.2 From: 247,750 VND Days to Ship: Số ngày giao hàng: 9 Day(s) or more
9 Day(s) or more
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Alnico Magnet, Ring【2 Pieces Per Package】
NIROKU
[Features]· As the Alnico magnet is cast, it has excellent temperature resistance and has often been used where stable accuracy is required. However, its magnetism is easily degraded.
Magnet Type (Material) Shape O.D.(Ø) Inner Dia.(Ø) Attraction Force (Range)(N) Attraction Force (Specific)(N) Alnico Magnet Ring 20 ～ 30 5 ～ 8 ~10.0 / 10.1~20.0 9.8 ～ 19.6 From: 1,297,720 VND Days to Ship: Số ngày giao hàng: 10 Day(s) or more
10 Day(s) or more
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Round Samarium-Cobalt Magnet【1-3 Pieces Per Package】
NIROKU
[Features]· Samacoba magnets are molded sintered products mainly made of samarium and cobalt, second only to neodymium magnets in their magnetic properties.· Although rust-resistant and resistant to high temperatures, it breaks easily and must be handled with care.
Magnet Type (Material) Shape O.D.(Ø) Inner Dia.(Ø) Attraction Force (Range)(N) Attraction Force (Specific)(N) Cobalt Magnet Round 1 ～ 25 - ~10.0 / 10.1~20.0 / 20.1~30.0 / 30.1~40.0 / 40.1~50.0 / 50.1~60.0 / 60.1~70.0 0.098 ～ 68.6 From: 73,750 VND Days to Ship: Số ngày giao hàng: 7 Day(s) or more
7 Day(s) or more
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Ring Type Antisotropic Ferrite Magnet【3 Pieces Per Package】
NIROKU
[Features]· Ferrite magnets are sintered products made from metallurgical powder to form inexpensive magnets, typically used when stable magnetic properties or high magnetic fields are not required.· This blackish magnet is a familiar sight when used in a wide array of applications.
Magnet Type (Material) Shape O.D.(Ø) Inner Dia.(Ø) Attraction Force (Range)(N) Attraction Force (Specific)(N) Ferrite Magnet Ring 6 ～ 100 2 ～ 60 ~10.0 / 10.1~20.0 / 20.1~30.0 / 30.1~40.0 / 40.1~50.0 / 50.1~60.0 / 60.1~70.0 / 80.1~90.0 / 100.1~ 1.176 ～ 117.6 From: 119,701 VND Days to Ship: Số ngày giao hàng: 7 Day(s) or more
7 Day(s) or more
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Isotropic Ferrite Magnet Round【3 Pieces Per Package】
NIROKU
[Features]· Ferrite magnets are sintered products made from metallurgical powder to form inexpensive magnets, typically used when stable magnetic properties or high magnetic fields are not required.· This blackish magnet is a familiar sight when used in a wide array of applications.
Magnet Type (Material) Shape O.D.(Ø) Inner Dia.(Ø) Attraction Force (Range)(N) Attraction Force (Specific)(N) Ferrite Magnet Round 10 ～ 20 - ~10.0 1.96 ～ 4.9 From: 121,825 VND Days to Ship: Số ngày giao hàng: 7 Day(s) or more
7 Day(s) or more
| BrandNhãn hiệu |
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| Product SeriesDòng sản phẩm |
| From |
| Days to ShipSố ngày giao hàng |
| Magnet Type (Material) |
| Shape |
| O.D.(Ø) |
| Inner Dia.(Ø) |
| Attraction Force (Range)(N) |
| Attraction Force (Specific)(N) |
You can add up to 6 items per a category to the compare list.  | You can add up to 6 items per a category to the compare list.  | You can add up to 6 items per a category to the compare list.  | You can add up to 6 items per a category to the compare list.  | You can add up to 6 items per a category to the compare list.  | You can add up to 6 items per a category to the compare list.  | You can add up to 6 items per a category to the compare list.  | You can add up to 6 items per a category to the compare list.  | You can add up to 6 items per a category to the compare list.  | You can add up to 6 items per a category to the compare list.  | |
| BrandNhãn hiệu | NIROKU | NIROKU | NIROKU | NIROKU | NIROKU | NIROKU | NIROKU | NIROKU | NIROKU | NIROKU |
| Product SeriesDòng sản phẩm | Countersunk Bolt Mounted Type Round Neodymium Magnet【2-3 Pieces Per Package】 | Round-Shaped Anisotropic Ferrite Magnet【3 Pieces Per Package】 | ||||||||
| From | 132,755 VND- | 241,836 VND- | 216,796 VND- | 184,330 VND- | 114,883 VND- | 247,750 VND- | 1,297,720 VND- | 73,750 VND- | 119,701 VND- | 121,825 VND- |
| Days to ShipSố ngày giao hàng | 7 Day(s) or more | 7 Day(s) or more | 7 Day(s) or more | 7 Day(s) or more | 7 Day(s) or more | 9 Day(s) or more | 10 Day(s) or more | 7 Day(s) or more | 7 Day(s) or more | 7 Day(s) or more |
| Magnet Type (Material) | Neodymium Iron Boron Magnet | Neodymium Iron Boron Magnet | Alnico Magnet | Neodymium Iron Boron Magnet | Ferrite Magnet | Cobalt Magnet | Alnico Magnet | Cobalt Magnet | Ferrite Magnet | Ferrite Magnet |
| Shape | Round | Round | Round | Ring | Round | Ring | Ring | Round | Ring | Round |
| O.D.(Ø) | 1 ～ 100 | 5 ～ 35 | 3 ～ 25 | 5.7 ～ 76 | 1.5 ～ 50 | 1.5 ～ 60 | 20 ～ 30 | 1 ～ 25 | 6 ～ 100 | 10 ～ 20 |
| Inner Dia.(Ø) | - | - | - | 2 ～ 42 | - | 0.4 ～ 33 | 5 ～ 8 | - | 2 ～ 60 | - |
| Attraction Force (Range)(N) | ~10.0 / 10.1~20.0 / 20.1~30.0 / 30.1~40.0 / 40.1~50.0 / 50.1~60.0 / 60.1~70.0 / 70.1~80.0 / 80.1~90.0 / 90.1~100.0 / 100.1~ | ~10.0 / 10.1~20.0 / 20.1~30.0 / 30.1~40.0 / 40.1~50.0 / 50.1~60.0 / 60.1~70.0 / 70.1~80.0 / 90.1~100.0 / 100.1~ | ~10.0 / 10.1~20.0 | ~10.0 / 10.1~20.0 / 20.1~30.0 / 30.1~40.0 / 40.1~50.0 / 50.1~60.0 / 60.1~70.0 / 70.1~80.0 / 80.1~90.0 / 90.1~100.0 / 100.1~ | ~10.0 / 10.1~20.0 / 20.1~30.0 / 30.1~40.0 | ~10.0 / 10.1~20.0 / 20.1~30.0 / 30.1~40.0 / 50.1~60.0 / 60.1~70.0 / 100.1~ | ~10.0 / 10.1~20.0 | ~10.0 / 10.1~20.0 / 20.1~30.0 / 30.1~40.0 / 40.1~50.0 / 50.1~60.0 / 60.1~70.0 | ~10.0 / 10.1~20.0 / 20.1~30.0 / 30.1~40.0 / 40.1~50.0 / 50.1~60.0 / 60.1~70.0 / 80.1~90.0 / 100.1~ | ~10.0 |
| Attraction Force (Specific)(N) | 0.098 ～ 735 | 4.9 ～ 166.6 | 1.96 ～ 14.7 | 1.96 ～ 539 | 0.098 ～ 33.32 | 0.098 ～ 284.2 | 9.8 ～ 19.6 | 0.098 ～ 68.6 | 1.176 ～ 117.6 | 1.96 ～ 4.9 |
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ConfigureTạo
Specification/DimensionsĐặc điểm kỹ thuật / Kích thướcĐặc điểm kỹ thuật / Kích thước
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Magnet Type (Material)
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Shape
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Arc Type
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O.D.(Ø)
- 0.8
- 1
- 1.2
- 1.25
- 1.4
- 1.45
- 1.46
- 1.5
- 1.6
- 1.8
- 1.85
- 1.9
- 2
- 2.2
- 2.3
- 2.4
- 2.5
- 2.52
- 2.55
- 2.6
- 2.8
- 3
- 3.2
- 3.5
- 3.7
- 3.8
- 3.9
- 4
- 4.1
- 4.2
- 4.3
- 4.4
- 4.5
- 4.8
- 5
- 5.2
- 5.3
- 5.4
- 5.5
- 5.6
- 5.7
- 5.8
- 5.9
- 6
- 6.1
- 6.35
- 6.5
- 6.6
- 6.7
- 6.9
- 7
- 7.25
- 7.6
- 7.7
- 7.9
- 8
- 8.1
- 8.2
- 8.5
- 8.6
- 9
- 9.3
- 9.4
- 9.5
- 9.6
- 9.7
- 10
- 10.5
- 10.6
- 10.8
- 11
- 11.7
- 11.8
- 12
- 12.35
- 12.5
- 12.6
- 12.7
- 13
- 13.2
- 13.5
- 13.7
- 13.9
- 14
- 14.2
- 14.5
- 15
- 15.5
- 16
- 16.4
- 16.5
- 17
- 17.2
- 17.5
- 17.9
- 18
- 18.5
- 18.6
- 18.9
- 19
- 19.1
- 19.2
- 19.5
- 20
- 20.5
- 20.9
- 21
- 21.2
- 22
- 22.5
- 23
- 23.3
- 23.5
- 23.7
- 23.9
- 24
- 24.9
- 25
- 25.4
- 25.5
- 26
- 27
- 28
- 29
- 30
- 31
- 31.2
- 31.8
- 32
- 33.2
- 34
- 35
- 35.5
- 35.6
- 36
- 37
- 38
- 38.6
- 39
- 39.2
- 40
- 42
- 43
- 43.9
- 45
- 45.5
- 46
- 47
- 48
- 49.5
- 50
- 52
- 55
- 56
- 57
- 59
- 60
- 63
- 65
- 66
- 67
- 70
- 72
- 75
- 76
- 80
- 88
- 90
- 100
- 110
- 115
- 120
- 125
- 127
- 130
- 134
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Inner Dia.(Ø)
- 0.35
- 0.4
- 0.5
- 0.6
- 1
- 1.2
- 1.25
- 1.3
- 1.5
- 1.67
- 1.8
- 2
- 2.05
- 2.1
- 2.2
- 2.3
- 2.4
- 2.5
- 2.6
- 2.8
- 3
- 3.1
- 3.2
- 3.25
- 3.27
- 3.4
- 3.5
- 3.53
- 3.8
- 4
- 4.1
- 4.4
- 4.5
- 4.6
- 5
- 5.1
- 5.2
- 5.3
- 5.5
- 5.6
- 6
- 6.1
- 6.5
- 6.6
- 7
- 7.1
- 7.4
- 7.5
- 7.6
- 7.8
- 8
- 8.3
- 8.5
- 8.8
- 8.9
- 9
- 9.4
- 9.5
- 9.8
- 10
- 10.2
- 10.5
- 10.8
- 11
- 11.2
- 11.6
- 12
- 12.25
- 12.4
- 12.5
- 12.7
- 12.8
- 13
- 14
- 14.8
- 15
- 15.2
- 15.5
- 16
- 16.5
- 17
- 17.5
- 18
- 18.2
- 18.8
- 19
- 19.1
- 19.3
- 19.7
- 20
- 21
- 22
- 23
- 23.5
- 24
- 25
- 26
- 27
- 28
- 30
- 31
- 32
- 33
- 33.1
- 34
- 35
- 38
- 40
- 42
- 43
- 45
- 47
- 50
- 60
- 62
- 70
- 75
- 85
- 90
- 95
- 100
- 115
-
Attraction Force (Range)(N)
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Attraction Force (Specific)(N)
Application example related to this categoryVí dụ ứng dụng liên quan đến danh mục này
Related Categories to Magnets - RoundDanh mục liên quan đến Magnets - Round
FAQ Magnets - Round
- Question: What is the strongest type of round magnet?
- Answer: The strongest type of round magnet is the neodymium magnet and they are available in a variety of shapes, including rings, cylindrical, rectangle, square and circle with countersunk hole that can be easily mounted onto a surface using a screw. These magnets are known for their extreme strength, compact size, and high coercive force, making them suitable for a wide range of applications especially in factory automation.
- Question: What are cobalt magnets known for?
- Answer: Samarium–cobalt (SmCo) magnets are widely used in various industries, including automotive, medical, industrial manufacturing and semiconductor due to their exceptional magnetic properties:
1. High strength, comparable to neodymium magnets
2. Excellent temperature stability, maintaining their magnetic properties up to about 300°C
3. High resistance to corrosion and oxidation, often not requiring surface treatments.
4. High resistance to demagnetization, making them ideal for applications where magnetic stability is critical. - Question: Can high temperatures affect magnets?
- Answer: High temperatures can significantly affect magnets. When a magnet is exposed to high temperatures the magnetic strength and field weaken. On the other hand, exposing a magnet to colder temperatures increases its magnetism. However, it's important to note that all magnets have a maximum operating temperature, and if this is exceeded, they can experience irreversible losses in performance.
For instance, standard grade neodymium magnets have a maximum operating temperature of 80 °C if you want to use the neodymium magnets over 80 °C we recommend the Heat-resistant grade of Neodymium Magnets, that have a maximum operating temperature150° Therefore, it's essential to consider the temperature effects when using magnets in various applications. - Question: What should be considered when choosing a round magnet?
- Answer: When choosing a round magnet, several factors should be considered Here are the key considerations:
1. Application and Requirements: Understand the purpose and specific needs, for example, the required magnetic strength, size, and shape.
2. Environmental and Temperature Conditions: Consider whether the magnet will be exposed to the temperature range of the application or harsh environmental conditions, for example, standard grade neodymium magnets have a maximum operating temperature of 80 °C
3. Material Type, Size, and Shape: Consider the material type (e.g. Neodymium magnets and Heat-resistant Neodymium Magnets), size, and shape that appropriate to set up in your application
4. Safety Considerations: Consider any safety concerns, especially with strong magnets, to prevent accidents or damage to equipment in the system
By carefully considering these factors, the right round magnet can be selected to meet the project's needs effectively and safely. - Question: Are there special precautions for handling strong magnets?
- Answer: When handling strong magnets, several special precautions should be observed. Here are some of the key precautions include:
1. Keep Distance and Use Caution: Magnets should be kept at a safe distance from metals, steel, and other magnets to avoid immediate impact and prevent magnets from snapping or slamming together, which can cause injuries.
2. Wear Protective Gear: It is recommended to wear eye protection, as magnets, especially neodymium and samarium cobalt, are very hard and brittle and can chip
3. Keep Away from Sensitive Devices: Magnets can affect pacemakers, implanted medical devices, electronic devices. Therefore, they should be kept away from these devices to avoid deactivation or damage
4. Dispose of Carefully: Magnets should be disposed of carefully and in accordance with the relevant guidelines to prevent any potential hazards
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