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Neodymium Magnet Range
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Contents• About Neodymium magnets
• Magnetic properties
• Options of magnet plating
• Series of magnets
• Neodymium pot magnets• With countersunk hole
• With through hole
• With threaded stud
• With female threaded stud
• Hook magnets
• Eyelet magnets
• With internal thread
• Channel magnets
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About Neodymium magnetsSintered Neodymium magnets (NdFeB) are the most powerful permanent magnets in
the world, composed of neodymium, iron, boron and a few transition metals.
Applications of Neodymium Magnets
○ Magnetic separator ○ DC motor
○ Wind generator ○ Servo motor
○ Speaker systems ○ Auto parts, Sensor etc.
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NDFEB Magnet Properties
Grade
Residual Induction Coercive Force Intrinsic Coercive Force Max. Energy Product Max. Operating Temp.
Br HcB HcJ (BH)max
℃KG (mT) KOe (KA/m) KOe (KA/m) MGOe (KJ/m3)
N35 11.7-12.2 (1170-1220) ≥10.9 (≥868) ≥12.0 (≥955) 33-36 (263-287) 80℃
N38 12.2-12.5 (1220-1250) ≥11.3 (≥899) ≥12.0 (≥955) 36-39 (287-310) 80℃
N40 12.5-12.8 (1250-1280) ≥11.4 (≥907) ≥12.0 (≥955) 38-41 (302-326) 80℃
N42 12.8-13.2 (1280-1320) ≥11.5 (≥915) ≥12.0 (≥955) 40-43 (318-342) 80℃
N45 13.2-13.8 (1320-1380) ≥11.6 (≥923) ≥12.0 (≥955) 43-46 (342-366) 80℃
N48 13.8-14.2 (1380-1420) ≥11.6 (≥923) ≥12.0 (≥ 955) 46-49 (366-390) 80℃
N50 14.0-14.5 (1400-1450) ≥10.0 (≥796) ≥11.0 (≥876) 48-51 (382-406) 60℃
N52 14.3-14.8 (1430-1480) ≥10.0 (≥796) ≥11.0 (≥876) 50-53 (398-422) 60℃
33M 11.3-11.7 (1130-1170) ≥10.5 (≥836) ≥14.0 (≥1114) 31-33 (247-263) 100℃
35M 11.7-12.2 (1170-1220) ≥10.9 (≥868) ≥14.0 (≥1114) 33-36 (263-287) 100℃
38M 12.2-12.5 (1220-1250) ≥11.3 (≥899) ≥14.0 (≥1114) 36-39 (287-310) 100℃
40M 12.5-12.8 (1250-1280) ≥11.6 (≥923) ≥14.0 (≥1114) 38-41 (302-326) 100℃
42M 12.8-13.2 (1280-1320) ≥12.0 (≥955) ≥14.0 (≥1114) 40-43 (318-342) 100℃
45M 13.2-13.8 (1320-1380) ≥12.5 (≥995) ≥14.0 (≥1114) 43-46 (342-366) 100℃
48M 13.6-14.3 (1360-1430) ≥12.9 (≥1027) ≥14.0 (≥1114) 46-49 (366-390) 100℃
50M 14.0-14.5 (1400-1450) ≥13.0 (≥1033) ≥14.0 (≥1114) 48-51 (382-406) 100℃
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35H 11.7-12.2 (1170-1220) ≥10.9 (≥868) ≥17.0 (≥1353) 33-36 (263-287) 120℃
38H 12.2-12.5 (1220-1250) ≥11.3 (≥899) ≥17.0 (≥1353) 36-39 (287-310) 120℃
40H 12.5-12.8 (1250-1280) ≥11.6 (≥923) ≥17.0 (≥1353) 38-41 (302-326) 120℃
42H 12.8-13.2 (1280-1320) ≥12.0 (≥955) ≥17.0 (≥1353) 40-43 (318-342) 120℃
45H 13.2-13.8 (1320-1380) ≥12.0 (≥955) ≥17.0 (≥1353) 43-46 (342-366) 120℃
48H 13.7-14.3 (1370-1430) ≥12.5 (≥995) ≥17.0 (≥1353) 46-49 (366-390) 120℃
35SH 11.7-12.2 (1170-1220) ≥11.0 (≥876) ≥20.0 (≥1592) 33-36 (263-287) 150℃
38SH 12.2-12.5 (1220-1250) ≥11.4 (≥907) ≥20.0 (≥1592) 36-39 (287-310) 150℃
40SH 12.4-12.8 (1240-1280) ≥11.8 (≥939) ≥20.0 (≥1592) 38-41 (302-326) 150℃
42SH 12.8-13.2 (1280-1320) ≥12.4 (≥987) ≥20.0 (≥1592) 40-43 (318-342) 150℃
45SH 13.2-13.8 (1320-1380) ≥12.6 (≥1003) ≥20.0 (≥1592) 43-46 (342-366) 150℃
28UH 10.2-10.8 (1020-1080) ≥9.6 (≥764) ≥25.0 (≥1990) 26-29 (207-231) 180℃
30UH 10.8-11.3 (1080-1130) ≥10.2 (≥812) ≥25.0 (≥1990) 28-31 (223-247) 180℃
33UH 11.3-11.7 (1130-1170) ≥10.7 (≥852) ≥25.0 (≥1990) 31-34 (247-271) 180℃
35UH 11.8-12.2 (1180-1220) ≥10.8 (≥860) ≥25.0 (≥1990) 33-36 (263-287) 180℃
38UH 12.2-12.5 (1220-1250) ≥11.3 (≥899) ≥25.0 (≥1990) 36-39 (287-310) 180℃
40UH 12.4-12.8 (1240-1280) ≥11.3 (≥899) ≥25.0 (≥1990) 38-41 (302-326) 180℃
28EH 10.4-10.9 (1040-1090) ≥9.8 (≥780) ≥30.0 (≥2388) 26-29 (207-231) 200℃
30EH 10.8-11.3 (1080-1130) ≥10.2 (≥812) ≥30.0 (≥2388) 28-31 (223-247) 200℃
33EH 11.3-11.7 (1130-1170) ≥10.5 (≥836) ≥30.0 (≥2388) 31-34 (247-271) 200℃
35EH 11.7-12.2 (1170-1220) ≥11.0 (≥876) ≥30.0 (≥2388) 33-36 (263-287) 200℃
38EH 12.2-12.5 (1220-1250) ≥11.3 (≥899) ≥30.0 (≥2388) 36-39 (287-310) 200℃
Plating of magnetsSURFACE PLATING THICKNESS COLOR RESISTANCE
NickelNi+Cu+Ni
10-20μm Bright Silver Excellent against Humidity
Ni+Ni
Black Nickel Ni+Cu+Ni 10-20μm Bright Black
ZincZn
8-10μmBright Blue
Good Against Salt Spray
C-Zn Light Blue TintGood Against Salt Spray
EpoxyEpoxy
10-25μm BlackExcellent Against Humidity & Salt Spray
Ni+Cu+Epoxy
Gold Ni+Cu+Au 2-10μm GoldSuperior Against Humidity
Silver Ni+Cu+Ag 2-10μm SilverSuperior Against Humidity
Phosphate No Coating 1-2μm Silver Grey Temporary Protection
Tin Ni+Cu+Sn 15-20μm SilverSuperior Against Humidity
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Nickel (Ni-Cu-Ni)
Nickel is the most common plating.
Good resistance to corrosion.
Colour: Shiny silver
Thickness: 10-20μm
Price: Low
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Zinc Zinc is more susceptible to corrosion
Colour: blue and white
Thickness: 8-10μm
Price: Low
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Black Epoxy
Epoxy is more corrosion resistant as long as the coating is intact.
Easily scratched
Colour: Black
Thickness: 10-25μm
Price: Medium
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Gold (Ni-Cu-Au)
Good resistance to corrosion.
Layered in Nickel, Copper & Gold on top.
Gold plating layer is thin and rubs off easily with frequent use.
More suitable for decorative purposes, not for working.
Price: High
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Here are series of Neodymium magnets
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Disc magnet Block magnet
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Ring magnet Arc segment magnet
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Self-adhesive magnetSphere magnet
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Some Irregular shapes
Pot magnets
Standard Pot magnet
with Countersunk hole
with Through hole
with threaded stud
with female threaded stud
Hook magnets
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Hook magnets
Eyelet magnets
Countersunk Pot Magnets
-----(Model-A)
Model-A is made of a steel cup and a powerful magnet with a countersunk hole.
Custom sizes and shapes are possible.
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Model
Dimension(mm)
Attraction(kg)
D D1 D2 H
A16 16 3.5 6.5 5 5
A20 20 4.5 8.6 7 6
A25 25 5.5 10.5 8 14
A32 32 5.5 10.5 8 25
A36 36 6.5 12 8 29
A42 42 6.5 12 9 37
A48 48 8.5 16 11.5 68
A60 60 8.5 16 15 112
A75 75 10.5 19 18 162
Pot Magnets with Through hole
-----(Model-B) Model-B is made of steel cup and a powerful magnet with a through hole.
It is used for pan head screw to fix them in place.
Custom sizes and shapes are possible.
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ModelDimension
(mm)Attraction
(kg)D D1 D2 H
B16 16 3.5 6.5 5 4
B20 20 4.5 8 7 6
B25 25 5.5 9 8 14
B32 32 5.5 9 8 23
B36 36 6.5 11 8 29
B42 42 6.5 11 9 32
B48 48 8.5 15 11.5 63
B60 60 8.5 15 15 95
B75 75 10.5 18 18 155
Pot Magnets with threaded stud
-----(Model-C)
Model-C is made of a disc magnet and steel cup with a male threaded stud.
The length of stud can be changed to accommodate your need.
Custom sizes and shapes are possible.
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Model
Dimension (mm)Attraction
(kg)D M H h
C10 10 M3 12 5 2.2
C12 12 M3 13 5 3.2
C16 16 M4 13 5 5.5
C20 20 M4 15 7 9
C25 25 M5 17 8 22
C32 32 M6 18 8 34
C36 36 M6 18 8 41
C42 42 M8 20 9 68
C48 48 M8 24 11.5 81
C60 60 M8 30 15 113
C75 75 M10 34 18 164
Pot Magnets with Female threaded stud
-----(Model-D)
Model-D is made of a disc magnet and steel cup with a female threaded stud.
The length of stud can be changed to accommodate your need.
Custom sizes and shapes are possible.
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Model
Dimension (mm)Attraction
(kg)D M H h
D10 10 M3 12 5 2.2
D12 12 M3 13 5 3.2
D16 16 M4 13 5 5.5
D20 20 M4 15 7 9
D25 25 M5 17 8 22
D32 32 M6 18 8 34
D36 36 M8 18 8 41
D42 42 M8 20 9 68
D48 48 M8 24 11.5 81
D60 60 M10 30 15 113
D75 75 M10 33 18 164
Hook magnets
-----(Model-E)
Model-E is made of a disc magnet and steel cup with a hook.
Hook magnets can be used to hang up objects on any steel surface.
Custom sizes and shapes are possible.
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ModelDimension (mm)
Attraction(kg)D M H h
E10 10 M3 30 5 2.2
E12 12 M3 30 5 3.2
E16 16 M4 37 5 5.5
E20 20 M4 45 7 9
E25 25 M4 47 8 22
E32 32 M4 48 8 34
E36 36 M4 48 8 41
E42 42 M5 60 9 68
E48 48 M5 64 11.5 81
E60 60 M6 70 15 113
E75 75 M8 76 18 164
Eyelet magnets
-----(Model-F)
Model-F is made of a disc magnet and steel cup with an eyelet.
Eyelet magnets can be used to hang up objects on any steel surface.
Custom sizes and shapes are possible.
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Model
Dimension (mm)Attraction
(kg)D M H h
F10 10 M3 30 5 2.2
F12 12 M3 30 5 3.2
F16 16 M4 37 5 5.5
F20 20 M4 45 7 9
F25 25 M4 47 8 22
F32 32 M4 48 8 34
F36 36 M4 48 8 41
F42 42 M5 60 9 68
F48 48 M5 64 11.5 81
F60 60 M6 70 15 113
F75 75 M8 76 18 164
Pot Magnets With Internal Thread It is made of a ring magnet and steel cup with an internal thread in the center.
These unique magnets are useful for when you need to securely fasten a magnet to your project.
Custom sizes and shapes are possible.
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Channel Magnet Channel magnet is a rectangular pot magnet, made of steel and
neodymium magnet. It has magnetic holding force along the full length of the magnet and come with pre-drilled, counter-sunk, holes in the channel for mounting to a tool bench, wall or machine.
You can specify a custom length for your unique application.
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Contact Us For Further Details ! 191 2055 Premier Way,
Sherwood Park
Alberta T8H 0G2
Canada
www.integrity-products.com
1800 673 0925
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