Micro ndfeb magnet
We are specialized in manufacturing bonded Nd-Fe-B magnets especially the micro parts. We have been supplying the market with good quality products and services for years, have earned well reputation.our expert knowledge, years of experience and good equipment enable us to offer:
Various specifications
full range of different shapes (such as arcs, rings, or others meeting your needs)
High magnetic stability
Excellent size tolerance
Good mechanical strength
We have manufactured mini bonded Nd-Fe-B magnets for many years. These mini-magnets have excellent size tolerance, stability performance. parylene coating can make these products rustproof.
|
φ4×1.5×1.5×1.2 |
φ2×φ0.5×4.3 |
|
φ4×φ2×0.5 |
φ2.5×φ1×6 |
|
φ3×φ1×1.9 |
φ2×φ0.7×0.7 |
|
φ2.8×φ1.0×1.6 |
φ1.8×φ0.8×1.0 |
|
φ2.3×φ1.2×1.0 |
φ1.5×φ0.4×0.4 |
|
φ2.2×φ1×1 |
φ2×φ1×1 |
|
φ1.8×φ0.6×0.7 |
φ2×0.8×0.8×2 |
The Magnetic Properties available
|
Brand |
Remanence |
Coercive Force |
Intrinsic Coercivity |
Maximum Energy Product |
Temperature Coefficient |
Density | |||||
|
Br |
bHc |
iHc |
(BH)max |
α(Br) %/℃ |
β(iHc) %/℃ |
ρ g/cm3 | |||||
|
KGs |
MT |
kOe |
KA/m |
kOe |
KA/m |
MGOe |
KJ/m3 | ||||
|
PM4 |
3.5~4.5 |
350~450 |
3.0~4.5 |
240~280 |
8~10 |
640~800 |
3~4 |
24~32 |
-0.12 |
-0.38 |
5.3~5.5 |
|
PM5 |
4.8~5.7 |
480~570 |
4.0~4.5 |
320~360 |
8~10 |
640~800 |
5~7 |
40~56 |
-0.13 |
-0.4 |
5.8~6.0 |
|
PM6 |
5.5~6.0 |
550~600 |
4.5~5.0 |
360~400 |
8.5~10.5 |
640~840 |
7.5~8.5 |
60~80 |
-0.13 |
-0.38 |
5.8~6.0 |
|
PM8 |
6.3~7.0 |
630~700 |
4.8~5.4 |
384~432 |
8~10 |
640~800 |
9~10 |
72~80 |
-0.11 |
-0.39 |
5.9~6.1 |
|
PM10 |
6.8~8.0 |
680~800 |
5.5~6.0 |
440~480 |
9~11 |
720~880 |
10~12 |
80~96 |
-0.11 |
-0.38 |
6~6.2 |
Corrosion resistance of different coating technique
|
|
Electro-deposition
（Electrophoresis）
|
Spray Coating |
Chemical Vapor Deposition
（Parylene coating） |
|
80℃,85%RH(168hrs) |
No rust |
No rust |
No rust |
|
5%salt water spray(72hrs) |
No rust |
No rust |
No rust |
|
120℃,2atm.Vapour(72hrs) |
No rust |
No rust |
No rust |
|
Soaked in 25% HCL acid |
<5bulbs/min |
<5bulbs/min |
<4bulbs/min |
|
Acetone scraping test |
No visible change |
No visible change |
No visible change |
It is our commitment to supply high quality products and specialized services for customers. We are looking forward to cooperation with you.