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Quick Details

Place of Origin: China (Mainland)
Brand Name: goodhelper
Model Number:
Type: Permanent
Composite: Neodymium Magnet
Shape: Block
Application: Speaker Magnet
size: customized
tolerance level: +/-0.05mm
coating: NiCuNi,Zn,Epoxy and so on
max.working temp.: 80-220

Specifications

RODUCT ADVANTAGE:
1. The superlative strength magnets at present.
2. Used in mostly in smaller, lightweight and thinner design products.
3. The average energy product's cost is comparable to substitute the ferrite magnet.
4. Prompt Delivery and Competitive Price.
Property Grade Remanence Br(KG)      min .nom. Coercive Force bHc(Koe)                min.      nom. Instrinsic Coercive Force iHc(Koe) Max.Energy product BHmax.(GOe) Working Temperature(Degree)
N28EH 10.4~10.8 ≥9.5 ≥ 30 26~29 200
N30H 10.9~11.4 10.1~10.9  ≥ 17 28~31 120 
N30SH 10.9~11.4 10.1~10.9 ≥ 20 28~31  150
N30UH  10.9~11.4 10.1~10.9  ≥ 24 28~31 180
N30EH  10.8~11.3 ≥9.5 ≥ 30  28~31   200
N30AH  10.8~11.3  ≥10.2  ≥ 35 28~32 220
N-33 11.3~11.7 10.7~11.5 ≥ 12 31~34 80
N33H 11.3~11.7 10.7~11.5 ≥ 17  31~34 120
N33SH  11.3~11.7 10.7~11.5  ≥ 20  31~34  150
N33UH  11.3~11.7 ≥10.7  ≥ 25 31~33 180
N33EH  11.3~11.7 ≥10.2  ≥ 30 31~33 200
N33AH 11.2~11.7  ≥10.2 ≥ 35 31~34 220
N-35  11.7~12.1  10.9~11.8  ≥ 12 33~36 80 
N35EH  11.7~12.1 10.2 ≥ 30 33~36 200
N35SH 11.7~12.1 11.0~11.8  ≥ 20 33~36 150
N35UH  11.7~12.1  ≥ 10.7  ≥ 25 33~36  180
N-38 12.1~12.5 ≥ 11.3 ≥ 12  36~39 80
N38H 12.1~12.5 ≥ 11.3 ≥ 17  36~39  120
N38SH  12.1~12.5 ≥ 11.3 ≥ 20  36~39 150
N38UH  12.1~12.5 ≥ 11.4  ≥ 25  36~39 180
N-40 12.5~12.8 ≥ 11.6 ≥ 12  38~41 80
N40H 12.4~12.8 ≥ 11.6 ≥ 17 38~41 120
N-42 12.8~13.2 ≥ 11.6  ≥ 12 40~43  80
N-42H 12.8~13.2 ≥ 11.6 ≥17  40~43  120 
N-45 13.2~13.8 ≥ 11.0  ≥ 12 43~46 80 
N-45H 13.2~13.5 ≥ 12.0 ≥ 17 42~46  120
N-45SH 13.2~13.8 ≥ 12.6  ≥ 20 43~46  150 
N-45M 13.2~13.8 ≥ 11.0 ≥ 14  43~46 100
N-48 13.8~14.2 ≥ 10.5 ≥ 11 46~49 80 
N-48M  13.6~14.1 ≥12.0 ≥ 14 44~49  100
N-48H 13.6~14.3 ≥12.5  ≥ 16 46~49 120
N-50  13.8~14.5 ≥ 10.5  ≥ 12  47~51 80
N-50M  14.0~14.5  ≥ 13.0 ≥ 14 48~51  100
N-52 14.3~14.8 ≥ 10.8 ≥ 11  50~53 80