100% Original Rare Earth Ring Magnets - Strong Permanent Neodymium Magnets – Pulong Detail:
Product Description
Composite: Rare Earth Magnets
Size: Customized for Neodymium Magnet
Other Coating: Ni, Ni-Cu-Ni, Zn(Cr3+), Tin, Epoxy, Ni-AG, Ni-Au
Tolerance: +/-0.05 for Neodymium Magnet
Delivery Detail: 15 Days After Order Confirmed for Neodymium Magnet
Export Markets: Global
OEM Service: Yes
Other Shape: Arc, Ring, Ball, Bar, Strick, Sheet, Block for Neo
Transport Package: Sea Pallet / Air Carton / Express Packaging
Origin: China
Production Capacity: 10, 000, 000 PCS/Month
Magnetic Properties
Grade | Remanence | Magnetic Inductio | Intrinsic Coercivity | Max Magnetic Energy Product | Temperature Coefficient | Max Working Temperture | Density | |||||
Br | Hcb | Hcj | (BH)max | α Br | β Hcj | Tw | ρ | |||||
T | kGs | kA/m | kOe | kA/m | kOe | KJ/m3 | MGOe | %/℃ | %/℃ | ℃ | g/cm2 | |
N55 | ≥1.45 | ≥14.5 | 836 | 10.5 | ≥955 | ≥12 | 406-437 | 51-55 | -0.12 | -0.8 | 80 | ≥7.5 |
N54 | ≥1.44 | ≥14.4 | 836 | 10.5 | ≥955 | ≥12 | 398-437 | 50-55 | -0.12 | -0.8 | 80 | ≥7.5 |
N52 | 1.42-1.44 | 14.2-14.4 | 836 | 10.5 | ≥955 | ≥12 | 390-422 | 49-53 | -0.12 | -0.8 | 80 | ≥7.5 |
N50 | 1.4-1.42 | 14-14.2 | 836 | 10.5 | ≥955 | ≥12 | 374-406 | 47-51 | -0.12 | -0.8 | 80 | ≥7.5 |
N48 | 1.37-1.4 | 13.7-14 | 915 | 11.5 | ≥955 | ≥12 | 366-390 | 46-49 | -0.12 | -0.8 | 80 | ≥7.5 |
N45 | 1.32-1.37 | 13.2-13.7 | 915 | 11.5 | ≥955 | ≥12 | 342-366 | 43-46 | -0.12 | -0.8 | 80 | ≥7.5 |
54M | ≥1.44 | ≥14.4 | 1056 | 13.3 | ≥1114 | ≥14 | 398-422 | 50-53 | -0.12 | -0.8 | 100 | ≥7.5 |
52M | 1.42-1.44 | 14.2-14.4 | 1056 | 13.3 | ≥1114 | ≥14 | 390-422 | 49-53 | -0.12 | -0.8 | 100 | ≥7.5 |
50M | 1.4-1.42 | 14-14.2 | 1034 | 13.0 | ≥1114 | ≥14 | 374-406 | 47-51 | -0.12 | -0.8 | 100 | ≥7.5 |
48M | 1.37-1.4 | 13.7-14 | 1019 | 12.8 | ≥1114 | ≥14 | 366-390 | 46-49 | -0.12 | -0.8 | 100 | ≥7.5 |
45M | 1.32-1.37 | 13.2-13.7 | 1008 | 12.7 | ≥1114 | ≥14 | 342-366 | 43-46 | -0.12 | -0.8 | 100 | ≥7.5 |
42M | 1.28-1.32 | 12.8-13.2 | 970 | 12.2 | ≥1114 | ≥14 | 318-342 | 40-43 | -0.12 | -0.8 | 100 | ≥7.5 |
54H | ≥1.44 | ≥14.4 | 1056 | 13.3 | ≥1353 | ≥17 | 398-422 | 50-53 | -0.12 | -0.7 | 120 | ≥7.5 |
52H | 1.42-1.44 | 14.2-14.4 | 1056 | 13.3 | ≥1353 | ≥17 | 390-422 | 49-53 | -0.12 | -0.7 | 120 | ≥7.5 |
50H | 1.4-1.42 | 14-14.2 | 1034 | 13.0 | ≥1353 | ≥17 | 374-406 | 47-51 | -0.12 | -0.7 | 120 | ≥7.5 |
48H | 1.37-1.4 | 13.7-14 | 1019 | 12.8 | ≥1353 | ≥17 | 366-390 | 46-49 | -0.12 | -0.7 | 120 | ≥7.5 |
45H | 1.32-1.37 | 13.2-13.7 | 1008 | 12.7 | ≥1353 | ≥17 | 342-366 | 43-46 | -0.12 | -0.7 | 120 | ≥7.5 |
42H | 1.28-1.32 | 12.8-13.2 | 970 | 12.2 | ≥1353 | ≥17 | 318-342 | 40-43 | -0.12 | -0.7 | 120 | ≥7.5 |
40H | 1.26-1.28 | 12.6-12.8 | 948 | 11.9 | ≥1353 | ≥17 | 302-326 | 38-41 | -0.12 | -0.7 | 120 | ≥7.5 |
52SH | 1.42-1.44 | 14.2-14.4 | 1056 | 13.3 | ≥1592 | ≥20 | 390-422 | 49-53 | -0.12 | -0.6 | 150 | ≥7.5 |
50SH | 1.4-1.42 | 14-14.2 | 1034 | 13.0 | ≥1592 | ≥20 | 374-406 | 47-51 | -0.12 | -0.6 | 150 | ≥7.5 |
48SH | 1.37-1.4 | 13.7-14 | 1019 | 12.8 | ≥1592 | ≥20 | 366-390 | 46-49 | -0.12 | -0.6 | 150 | ≥7.5 |
45SH | 1.32-1.37 | 13.2-13.7 | 1008 | 12.7 | ≥1592 | ≥20 | 342-366 | 43-46 | -0.12 | -0.6 | 150 | ≥7.5 |
42SH | 1.28-1.32 | 12.8-13.2 | 970 | 12.2 | ≥1592 | ≥20 | 318-342 | 40-43 | -0.12 | -0.6 | 150 | ≥7.5 |
40SH | 1.26-1.28 | 12.6-12.8 | 948 | 11.9 | ≥1592 | ≥20 | 302-326 | 38-41 | -0.12 | -0.6 | 150 | ≥7.5 |
38SH | 1.22-1.26 | 12.2-12.6 | 925 | 11.6 | ≥1592 | ≥20 | 287-310 | 36-39 | -0.12 | -0.6 | 150 | ≥7.5 |
35SH | 1.17-1.22 | 11.7-12.2 | 887 | 11.1 | ≥1592 | ≥20 | 263-287 | 33-36 | -0.12 | -0.6 | 150 | ≥7.5 |
33SH | 1.13-1.17 | 11.3-11.7 | 857 | 10.8 | ≥1592 | ≥20 | 247-271 | 31-34 | -0.12 | -0.6 | 150 | ≥7.5 |
30SH | 1.08-1.13 | 10.8-11.3 | 819 | 10.3 | ≥1592 | ≥20 | 223-254 | 28-32 | -0.12 | -0.6 | 150 | ≥7.5 |
48UH | 1.36-1.4 | 13.6-14 | 1029 | 12.9 | ≥1990 | ≥25 | 366-390 | 46-49 | -0.12 | -0.6 | 180 | ≥7.5 |
45UH | 1.32-1.37 | 13.2-13.7 | 1008 | 12.7 | ≥1990 | ≥25 | 342-366 | 43-46 | -0.12 | -0.6 | 180 | ≥7.5 |
42UH | 1.28-1.32 | 12.8-13.2 | 970 | 12.2 | ≥1990 | ≥25 | 318-342 | 40-43 | -0.12 | -0.6 | 180 | ≥7.5 |
40UH | 1.26-1.28 | 12.6-12.8 | 948 | 11.9 | ≥1990 | ≥25 | 302-326 | 38-41 | -0.12 | -0.6 | 180 | ≥7.5 |
38UH | 1.22-1.26 | 12.2-12.6 | 925 | 11.6 | ≥1990 | ≥25 | 287-310 | 36-39 | -0.12 | -0.6 | 180 | ≥7.5 |
35UH | 1.17-1.22 | 11.7-12.2 | 887 | 11.1 | ≥1990 | ≥25 | 263-287 | 33-36 | -0.12 | -0.6 | 180 | ≥7.5 |
33UH | 1.13-1.17 | 11.3-11.7 | 857 | 10.8 | ≥1990 | ≥25 | 247-271 | 31-34 | -0.12 | -0.6 | 180 | ≥7.5 |
30UH | 1.08-1.13 | 10.8-11.3 | 819 | 10.3 | ≥1990 | ≥25 | 223-255 | 28-32 | -0.12 | -0.51 | 180 | ≥7.5 |
28UH | 1.02-1.08 | 10.2-10.8 | 773 | 9.7 | ≥1990 | ≥25 | 207-231 | 26-29 | -0.12 | -0.51 | 180 | ≥7.5 |
42EH | 1.28-1.32 | 12.8-13.2 | 970 | 12.2 | ≥2388 | ≥30 | 318-342 | 40-43 | -0.12 | -0.5 | 200 | ≥7.5 |
40EH | 1.25-1.28 | 12.5-12.8 | 948 | 11.9 | ≥2388 | ≥30 | 302-326 | 38-41 | -0.12 | -0.5 | 200 | ≥7.5 |
38EH | 1.22-1.26 | 12.2-12.6 | 925 | 11.6 | ≥2388 | ≥30 | 287-310 | 36-39 | -0.12 | -0.5 | 200 | ≥7.5 |
35EH | 1.17-1.22 | 11.7-12.2 | 887 | 11.1 | ≥2388 | ≥30 | 263-287 | 33-36 | -0.12 | -0.5 | 200 | ≥7.5 |
33EH | 1.13-1.17 | 11.3-11.7 | 857 | 10.8 | ≥2388 | ≥30 | 247-271 | 31-34 | -0.12 | -0.5 | 200 | ≥7.5 |
30EH | 1.08-1.13 | 10.8-11.3 | 819 | 10.3 | ≥2388 | ≥30 | 223-255 | 28-32 | -0.12 | -0.51 | 200 | ≥7.5 |
28EH | 1.02-1.08 | 10.2-10.8 | 773 | 9.7 | ≥2388 | ≥30 | 207-231 | 26-29 | -0.12 | -0.51 | 200 | ≥7.5 |
40AH | 1.25-1.28 | 12.5-12.8 | 948 | 11.9 | ≥2786 | ≥35 | 302-326 | 38-41 | -0.12 | -0.51 | 220 | ≥7.5 |
38AH | 1.22-1.26 | 12.2-12.6 | 925 | 11.6 | ≥2786 | ≥35 | 287-310 | 36-39 | -0.12 | -0.51 | 220 | ≥7.5 |
35AH | 1.17-1.22 | 11.7-12.2 | 887 | 11.1 | ≥2786 | ≥35 | 263-287 | 33-36 | -0.12 | -0.51 | 220 | ≥7.5 |
33AH | 1.13-1.17 | 11.3-11.7 | 857 | 10.8 | ≥2786 | ≥35 | 247-271 | 31-34 | -0.12 | -0.51 | 220 | ≥7.5 |
30AH | 1.08-1.13 | 10.8-11.3 | 819 | 10.3 | ≥2786 | ≥35 | 223-255 | 28-32 | -0.12 | -0.51 | 220 | ≥7.5 |
28AH | 1.02-1.08 | 10.2-10.8 | 773 | 9.7 | ≥2786 | ≥35 | 199-231 | 25-29 | -0.12 | -0.51 | 220 | ≥7.5 |
Process Flow Diagram
Dimensional Tolerance
Squared-shaped products | |||
Dimensional Range | Dimensional Tolerance | Parallellism | Rectangularity |
0.5≤L≤10 | ±0.03 | ±0.03 | <0.3 |
10≤L≤50 | ±0.05 | ±0.05 | |
L>50 | ±0.1 | ±0.1 |
Wafer-shaped Products | |||
Dimensional Range | Circularity | Dimensional Tolerance | Planeness |
1≤D≤5 | ±0.02 | ±0.02 | ±0.02 |
5≤D≤25 | ±0.03 | ±0.05 | ±0.02 |
25≤D≤50 | ±0.05 | ±0.05 | ±0.03 |
D>50 | ±0.05 | ±0.1 | ±0.1 |
Ring-shaped Products | |||
Dimensional Range | Circularity | Dimensional Tolerance | Planeness |
1≤d≤3 | ±0.02 | ±0.02 | ±0.02 |
3≤d≤5 | ±0.04 | ±0.03 | ±0.02 |
5≤d≤15 | ±0.05 | ±0.05 | ±0.03 |
d>15 | ±0.1 | ±0.05 | ±0.1 |
Segment-shaped Products | ||
Geometric Tolerance | Dimensional Range | Dimensional Tolerance |
Wall Thickness | T≤10 | ±0.04 |
10<T≤25 | ±0.05 | |
Length | L≤10 | ±0.03 |
10<L≤25 | ±0.03 | |
25<L≤63 | ±0.04 | |
L>63 | ±0.06 | |
Chord Length | W≤63 | ±0.05 |
W>63 | ±0.06 |
Pulong Magnet has more than 10 years’ experience to deal with the magnets and magnetic products!
Strategic cooperation with China’s No.1 rare earth miner Chinalco!
Contact us today or send us a special request and let us know what you are looking for.
Product detail pictures:
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We stay with the basic principle of "quality initially, services first, steady improvement and innovation to fulfill the customers" for your management and "zero defect, zero complaints" as the quality objective. To perfect our company, we give the goods while using the good high-quality at the reasonable selling price for 100% Original Rare Earth Ring Magnets - Strong Permanent Neodymium Magnets – Pulong, The product will supply to all over the world, such as: Albania, Peru, Indonesia, Taking the core concept of "to be the Responsible". We'll redound up on society for high quality merchandise and good service. We will initiative to participate in international competition to be a first- class manufacturer of this product in the world.
By Beryl from Sri Lanka - 2017.12.09 14:01
This supplier offers high quality but low price products, it is really a nice manufacturer and business partner.
By Denise from Panama - 2018.03.03 13:09