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Rainbow Magnet Ltd.
Rainbow Magnet Ltd.  

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Bonded compression round neo magnet 

Price: 0.01~10.0 EUR 
Payment Terms: T/T,L/C,WU 
Place of Origin: Zhejiang, China (Mainland) 
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Product Detail

Model No.: RM-BOND 02
Production Capacity: 50 ton/mnoth
Delivery Date: 30 days
Shape: Coil
Composite: Rare Earth Magnet
Means of Transport: Ocean,Land,Air
Packing: standard carton by sea or b...
Application: Industrial Magnet
Type: Permanent
Brand Name: rainbow magnet

Process size of shrinkage rate is small, only 0.2%-0.5%
No distortion, no second processing and get products with
High - precision

According the process way of bonded magnet, there is Bonded compression NdFeB and Bonded Injection NdFeB.

Bonded round Neo magnet's mechanical strength is well.Easy for mass production, easy for small equipment to process,easy to process complex shape and many kinds of sizes, especially for small sizes products.good cost performance.
Applications:
office automation equipment,
electric equipment machinery,
audio-visual equipment,
instrumentation,
small motors and measuring machinery,
mobile phones,
CD-ROM,
DVD-ROM drive motor,
the hard drive spindle motor HDD,
micro DC motors
automation instruments meters
Small precision motors, such as stepper motors, Coreless motors, brushless motor,
small generators,
the timer rotor,
magnetic bearings
Speakers,
headphones,
earphones,
microphones,
pickups heart Block,
electromagnetic buzzer
Sensors,
line printing equipment,
Instrument (speedometer, tachometer, ammeter, voltmeter),
Magnetic spring,
liquid level sensors,
magnetic shutter
Bonded round Neo magnet of compression NdFeB magnetic energy parameters
Br (Residual induction)
Hcb (Coercive Force)
Hcj (Intrinsic coercive Force)
(BH)max. Max. Energy Product
Reversible temperature
Coefficient
 α( B r )
Max. Operating Temp.
Grade
T
KA/m
KA/m
KJ/m3
%/ ℃
KGs
KOe
KOe
MGOe
BNP-6
0.55-0.62
285-370
600-755
44-56
-0.13
100
5.5-6.2
3.6-4.6
7.5-9.5
5.5-7
BNP-8
0.62-0.69
385-445
640-800
64-72
-0.13
120
6.2-6.9
4.8-5.6
8-10
8.0-9.0
BNP-9
0.65-0.70
400-440
640-800
70-76
-0.12
120
6.5-7.0
5.0-5.5
8-10
8.8-9.5
BNP-10
0.68-0.72
420-470
640-800
76-84
-0.11
120
6.8-7.2
5.3-5.9
8-10
9.5-10.5
BNP-11
0.70-0.74
445-480
680-800
80-88
-0.11
120
7.0-7.4
5.6-6.0
8.5-10
10.0-11.0
BNP-8SR
0.62-0.66
410-465
880-1120
64-72
-0.13
150
6.2-6.6
5.2-5.8
11-14
8.0-9.0
BNP-8H
0.61-0.65
410-455
1190-1440
64-72
-0.07
125
6.1-6.5
5.2-5.7
15-18
8.0-9.0
BNP-8L
0.60-0.64
360-400
715-800
56-64
-0.13
110
6.0-6.4
4.5-5.0
9-10
7.0-8.0
BNP-11L
0.70-0.74
400-440
520-640
78-84
-0.11
110
7.0-7.4
5.0-5.5
6.5-8
9.8-10.5
BNP-12L
0.74-0.80
420-455
520-600
84-92
-0.08
110
7.4-8.0
5.3-5.7
6.5-7.5
10.5-11.5

Molding method of isotropic NdFeB bonded magnets properties
Molding method
(BH)max/ KJ/m3
Powder
Volume %
Hole volume %
Density
/g.m-3
shear strength/
σc MPa
compression
79.6
80.5
11.2
6.14
4.88
Injection
47.76
66.0
1.0
5.3
7.26
Compare of bonded permanent magnetic magnet NdFeB and SmCo
material
remark
Br/T
Hcb
/kA.m-1
Hcj
/kA.m-1
(BH)m
/kA.m-3
α/Br
β/Hcj
ρ
/g.cm-3
NdFeB
Isotropic
0.69-0.74
360-480
640-1080
64-80
-0.1
-0.4
6.0
Isotropic
0.664
437
716
77
-0.09
-0.4
Anisotropic
0.854
577
927
133
-0.09
Anisotropic
1.015
617
848
178
-0.09
SmCo5
Anisotropic
0.67
796
796
79.6
-0.04
5.7
Sm2Co17
Anisotropic
0.867
557
875
135.0
-0.04
7.1

Bonded round Neo magnet's




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Company Info

Rainbow Magnet Ltd. [China (Mainland)]


Business Type:Manufacturer
City: Ningbo
Province/State: Zhejiang
Country/Region: China (Mainland)

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