N50 ndfeb pot magnet with Countersunk Hole Full Thread Stud,Head Bolt,Stud Bolt Grade 10.9,Electric Power Bolt Handan Changlan fasteners manufacturing ,.Co ltd , https://www.hdchanglanjgj.com
We have the fixed Long-term cooperation factory. Which is mainly produce kinds magnet. We have invested much funds for some equipment, for example injection molding machine.
And Our technology is introduced from Japan and Germany. The major technical leader in our factory is from Japan and has been studying this field for over 15 years.   Wish our best technology can solve your production problems.
A. Product Details
Neodymium  Iron, BoronÂ
Grades
-Range: N35-N54; N35M-N52M; N35H-N50H, N30SH-N50SH; N30UH-N45UH,N28EH-N40EH
-The grade like N48-N52 could meet your requirements on strong power
-Standard one like N35 or N40 is okay for your normal applications
Orientation
Through the direction of thickness or according to your needs
Size :
From  0.1mm to 200mm, Length x Width x Thickness     Depend on detail dimension
Shape:
Others available: Block, Ring, Cylinder, Disc, Customized shape as your design
Coating:
Others available: Ni-Cu-Ni, Black Nickel, Zn, Sn, Au, Ag, Black Epoxy, etc.
Quality control:
 ROSE, ROHS ISO90001, ISO/TS16949,ISO14001,OHSAS18001
Features &Advantage
the most powerful permanent magnet, offers a great return for cost & performance,Â
have the highest field/surface strength(Br),Â
high coercively(Hc), can be easily formed into various shapes and sizes.Â
Be reactive with moisture and oxygen,usualy supplied by plating (Nickel, Zinc, Passivatation, Epoxy etc.).
B. NdFeBÂ Â Magnetic Parameter table
N35-N54; N35M-N52M; N33H-N50H, N30SH-N50SH; N30UH-N45UH,
N28EH-N40EH,N28AH-N35AH,N30SH-T-N45SH-T,N30UH-T-N42UH-T
Â
CGS UnitÂ
SI UnitÂ
Grade
Remanence  Br, KGS
Coercive Force   HcB, KOe
Intrinsic Coercivity
HcJ, kOeMax Energy Magnetic
(BH)max, MGsOeRemanence Br, T
Coercive Force              HcB, kA/m
Intrinsic Coercivity HcJ, kA/m
Max Energy Magnetic (BH)max, kJ/m3
N35
11.7
-
12.2
≥11.0
≥12.0
33
-
36
1.17
-
1.22
≥876
≥955
263
-
287
N38
12.2
-
12.6
≥11.0
≥12.0
36
-
39
1.22
-
1.26
≥876
≥955
287
-
310
N40
12.5
-
12.9
≥11.0
≥12.0
38
-
41
1.25
-
1.29
≥876
≥955
302
-
326
N42
12.9
-
13.3
≥11.0
≥12.0
40
-
43
1.29
-
1.33
≥876
≥955
318
-
342
N45
13.3
-
13.7
≥11.0
≥12.0
43
-
46
1.33
-
1.37
≥876
≥955
342
-
366
N48
13.6
-
14.1
≥11.0
≥12.0
46
-
49
1.36
-
1.41
≥876
≥955
366
-
390
N50
14.0
-
14.4
≥11.0
≥12.0
48
-
51
1.4
-
1.44
≥876
≥955
382
-
406
N52
14.3
-
14.7
≥11.0
≥11.0
49
-
53
1.43
-
1.47
≥835
≥955
390
-
422
N54
14.7
-
15.0
≥10.4
≥11.0
52
-
55
1.47
-
1.50
≥835
≥875
414
-
438
N35M
11.7
-
12.2
≥11.2
≥14.0
33
-
36
1.17
-
1.22
≥892
≥1114
263
-
287
N38M
12.2
-
12.6
≥11.4
≥14.0
36
-
39
1.22
-
1.26
≥907
≥1114
287
-
310
N40M
12.5
-
12.9
≥11.4
≥14.0
38
-
41
1.25
-
1.29
≥907
≥1114
302
-
326
 N42M
12.9
-
13.3
≥11.4
≥14.0
40
-
43
1.29
-
1.33
≥907
≥1114
318
-
342
N45M
13.3
-
13.7
≥11.4
≥14.0
43
-
46
1.33
-
1.37
≥907
≥1114
342
-
366
N48M
13.6
-
14.1
≥11.4
≥14.0
46
-
49
1.36
-
1.41
≥907
≥1114
366
-
390
N50M
14.0
-
14.4
≥11.4
≥14.0
48
-
51
1.4
-
1.44
≥907
≥1114
382
-
406
N52M
14.3
-
14.8
≥11.4
≥14.0
50
-
53
1.43
-
1.48
≥907
≥1114
398
-
422
N33H
11.4
-
11.8
≥10.3
≥17.0
31
-
34
1.14
-
1.18
≥820
≥1353
247
-
271
N35H
11.7
-
12.2
≥10.8
≥17.0
33
-
36
1.17
-
1.22
≥860
≥1353
263
-
287
N38H
12.2
-
12.6
≥11.4
≥17.0
36
-
39
1.22
-
1.26
≥907
≥1353
287
-
310
N40HHead Bolt
Model NO.: N50
Certification: Rose, RoHS ISO9001:2008, ISO/Ts16949:2009:SGS
Coating Type: Zn, Cu, Au, Sliver, Epoxy, Ni-Cu-Ni
Work Temp: 80-220 Degree
Material: Rare Earth Permanent Magnet
Tolerance: +/-0.05mm
Size: as Demands
Package: Carton and Wooden Box or as Demands
Surface: Nickel
Trademark: GXL
Transport Package: Small Packing Box: 12X10X5cm or as Demands
Specification: 7.5g/cm3
Origin: China
HS Code: 85051110