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N52 Powerful Square Block Countersunk Hole Neodymium Magnets

N52 Powerful Square Block Countersunk Hole Neodymium Magnets

The specially designed countersunk hole enables the convenient use of screws to fasten it to any flat or recessed area.

  • Color :

    Silver
  • Size :

    3/4x3/4x1/4" M4
  • Order(MOQ) :

    100pcs
  • Sample :

    Free
  • Lead Time :

    10-15days
  • Payment :

    Paypal/TT/Credit Card

N52 Powerful Square Block Countersunk Hole Neodymium Magnets

Product Description

Dimensions: 3/4x3/4x1/4"

Screw Size: M4

Tolerances: ±0.004" x ±0.004"

Material: NdFeB

Plating/Coating: Ni-Cu-Ni (Nickel)

Magnetization Direction: Axial (Poles on Flat Ends)

 

Warnings

1. Keep away from pacemakers and children

2. If damaged please dispose of completely

 

Specification

Neodymium Br Hcb Hcj (Bh)max
Grade mT kGs kA/m kOe kA/m kOe kJ/m3 MGOe
N35 1170-1220 11.7-12.2 >868 >10.9 >955 >12 263-287 33-36
N38 1220-1250 12.2-12.5 >899 >11.3 >955 >12 287-310 38-39
N40 1250-1280 12.5-12.8 >907 >11.4 >955 >12 302-326 38-41
N42 1280-1320 12.8-13.2 >915 >11.5 >955 >12 318-342 40-43
N48 1380-1420 13.8-14.2 >923 >11.6 >955 >12 366-390 46-49
N50 1400-1450 14.0-14.5 >796 >10 >876 >11 382-406 48-49
N52 1430-1480 14.3-14.8 >796 >10 >876 >11 398-422 50-53
35M 1170-1220 11.7-12.2 >868 >10.9 >1114 >14 263-297 33-36
38M 1220-1250 12.2-12.5 >899 >11.3 >1114 >14 297-310 36-39
40M 1250-1280 12.5-12.8 >923 >11.6 >1114 >14 302-326 38-41
42M 1280-1320 12.8-13.2 >955 >12 >1114 >14 318-342 40-43
48M 1360-1430 13.6-14.3 >1027 >12.9 >1114 >14 366-390 46-49
50M 1400-1450 14.0-14.5 >1033 >13 >1114 >14 382-406 48-51
33H 1130-1170 11.3-11.7 >836 >10.5 >1353 >17 247-271 31-34
35H 1170-1220 11.7-12.2 >868 >10.9 >1353 >17 263-287 33-36
38H 1220-1250 12.2-12.5 >899 >11.3 >1353 >17 287-310 36-39
40H 1250-1280 12.5-12.8 >923 >11.6 >1353 >17 302-326 38-41
42H 1280-1320 12.8-13.2 >955 >12 >1353 >17 318-342 40-43
45H 1300-1360 13-13.6 >963 >12.1 >1353 >17 326-358 43-46
48H 1370-1430 13.7-14.3 >995 >12 >1353 >17 366-390 46-49
30SH 1080-1130 10.8-11.3 >804 >10.1 >1592 >20 223-247 28-31
33SH 1130-1170 10.3-11.7 >844 >10.6 >1592 >20 247-271 31-34
35SH 1170-1220 11.7-12.2 >876 >11 >1592 >20 263-287 33-36
38SH 1220-1250 12.2-12.5 >907 >11.4 >1592 >20 287-310 36-39
40SH 1240-1280 12.5-12.8 >939 >11.8 >1592 >20 302-326 36-41
42SH 1280-1320 12.8-13.2 >987 >12.4 >1592 >20 318-342 40-43
45SH 1320-1380 13.2-13.8 >1003 >12.6 >1592 >20 342-366 43-46
28UH 1020-1080 10.2-10.8 >764 >9.6 >1990 >25 207-231 26-29
30UH 1080-1130 10.8-11.3 >812 >10.2 >1990 >25 223-247 28-31
33UH 1130-1170 11.3-11.7 >852 >10.7 >1990 >25 247-271 31-36
35UH 1170-1220 11.8-12.2 >860 >10.8 >1990 >25 263-287 33-36
38UH 1220-1250 12.2-12.5 >876 >11 >1990 >25 287-310 36-39
40UH 1250-1280 12.5-12.8 >899 >11.3 >1990 >25 302-326 31-41
28EH 1040-1090 10.4-10.9 >780 >9.8 >2388 >30 207-231 26-29
30EH 1080-1130 10.8-11.3 >812 >10.2 >2388 >30 223-247 28-31
33EH 1130-1170 11.3-11.7 >836 >10.5 >2388 >30 247-271 31-36
35EH 1170-1220 11.7-12.2 >876 >11 >2388 >30 263-287 33-36
38EH 1220-1250 12.2-12.5 >899 >11.3 >2388 >30 287-310 36-39
28AH 1040-1090 10.4-10.9 >787 >9.9 >2642 >33 207-231 26-29
30AH 1080-1130 10.8-11.3 >819 >10.3 >2642 >33 223-247 28-31
38AH 1130-1170 11.3-11.7 >843 >10.6 >2642 >33 247-271 31-34
 
Magnetization Direction
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N52 Powerful Square Block Countersunk Hole Neodymium Magnets

The neodymium square magnets with countersunk are made of a grade N52 neodymium, iron, and boron magnetic alloy blend. And are plated in a nickel-copper-nickel triple layer coating for a shiny corrosion resistant finish.

 

 

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Countersunk hole rare earth magnet is versatile and robust, applications range from industrial use to personal projects. They can be fastened with any countersunk screws.

 

Packing&Shipping

nickel coating neodymium countersunk magnets

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