| PHYSICAL PROPERTIES OF FLEXIBLE FERRITE MAGNET |
| |
MH-7 |
MH-9 |
MH-12 |
MH-13 |
| tensile strength (mPa) |
>2.0 |
>2.3 |
>3.0 |
>2.8 |
| elongation (%) |
20 |
30 |
30 |
18 |
| hardness (shore D) |
30-40 |
30-45 |
30-50 |
30-45 |
| density (g/cm3) |
3.65-3.75 |
3.65-3.75 |
3.70-3.80 |
3.70-3.80 |
| temperature range (℃) |
-40~100 |
-40~100 |
-40~90 |
-40~90 |
|
| MAGNETIC PROPERTIES OF FLEXIBLE FERRITE MAGNET |
| TYPE |
MATERIAL CODE |
?EQUAL TO SJ/T 10410 |
Br>= |
Hcb>= |
Hcj>= |
BHmax>= |
| mT |
Gs |
KA/m |
Oe |
KA/m |
Oe |
KJ/m3 |
MGOe |
| isotropic extruded |
MHJ-7(S) |
>YN4T,<YN10 |
170 |
1700 |
104 |
1300 |
155 |
1950 |
5.18 |
0.65 |
| isotropic calendered |
MH-7(S) |
>YN4T,<YN10 |
185 |
1850 |
112 |
1400 |
147 |
1850 |
5.18 |
0.80 |
| semi-anisotropic extruded |
MHJ-9(S) |
>YN4T,<YN10 |
180 |
1800 |
115 |
1450 |
167 |
2100 |
5.97 |
0.75 |
| semi-anisotropic calendered |
MH-9(S) |
>YN4T,<YN10 |
200 |
2000 |
119 |
1500 |
151 |
1900 |
6.77 |
0.85 |
| anisotropic extruded |
MHJ-12S |
>YN4T,<YN10 |
210 |
2100 |
143 |
1800 |
199 |
2550 |
8.76 |
1.10 |
| anisotropic calendered |
MH-12S |
YN11 |
245 |
2450 |
167 |
2100 |
199 |
2500 |
11.15 |
1.40 |
| strengthened anisotropic extruded |
MHJ-13S |
YN10 |
225 |
2250 |
155 |
1950 |
223 |
3000 |
9.95 |
1.25 |
strengthened anisotropic calendered |
MH-13S |
YN13 |
260 |
2600 |
179 |
2250 |
207 |
2600 |
13.14 |
1.65 |
| REMARK |
1. Tested by the Magnetism Parameter Auto-test Machine. |
| 2. Unit exchange: 1T=103mT=104Gs; 1KA/m=4πOe; 1KJ/m3=4πx10-2MGOe. |
|
| SURFACE GAUSS & SUCKING FORCE OF THE CALENDERED SHEET |
| THICKNESS (mm) |
0.5 |
0.7 |
1.0 |
1.2 |
1.5 |
1.8 |
2.0 |
2.2 |
2.5 |
| MH-7 |
P=2.5 |
g/cm2 |
10 |
12 |
|
|
|
|
|
|
|
| Gs |
260 |
340 |
|
|
|
|
|
|
|
| P=3.0 |
g/cm2 |
|
|
20 |
23 |
|
|
|
|
|
| Gs |
250 |
350 |
440 |
540 |
|
|
|
|
|
| P=4.5 |
g/cm2 |
|
|
|
|
38 |
42 |
45 |
48 |
52 |
| Gs |
|
|
|
|
540 |
580 |
620 |
640 |
660 |
| MH-9 |
P=2.5 |
g/cm2 |
11 |
14 |
|
|
|
|
|
|
|
| Gs |
290 |
360 |
|
|
|
|
|
|
|
| P=3.0 |
g/cm2 |
|
|
22 |
26 |
|
|
|
|
|
| Gs |
290 |
370 |
460 |
500 |
|
|
|
|
|
| P=4.5 |
g/cm2 |
|
|
|
|
52 |
58 |
61 |
63 |
67 |
| Gs |
|
|
|
|
560 |
600 |
620 |
655 |
670 |
| MH-12 |
P=2.5 |
g/cm2 |
12 |
16 |
|
|
|
|
|
|
|
| Gs |
320 |
390 |
|
|
|
|
|
|
|
| P=3.0 |
g/cm2 |
|
|
37 |
42 |
|
|
|
|
|
| Gs |
320 |
400 |
500 |
530 |
|
|
|
|
|
| P=4.5 |
g/cm2 |
|
|
|
|
60 |
66 |
79 |
83 |
90 |
| Gs |
|
|
|
|
580 |
620 |
660 |
680 |
720 |
| MH-13 |
P=2.5 |
g/cm2 |
13 |
18.5 |
|
|
|
|
|
|
|
| Gs |
340 |
390 |
|
|
|
|
|
|
|
| P=3.0 |
g/cm2 |
|
|
39 |
45 |
|
|
|
|
|
| Gs |
340 |
420 |
500 |
540 |
|
|
|
|
|
| P=4.5 |
g/cm2 |
|
|
|
|
65 |
68 |
82 |
85 |
93 |
| Gs |
|
|
|
|
610 |
668 |
682 |
710 |
740 |
| REMARK: |
"P" indicates "Pitch". |
|
| SUCKING FORCE OF THE EXTRUDED STRIP |
| profile size (mm) |
2.7x8 |
3.0x8.8 |
3.0x9.0 |
3.3x9.0 |
4.0x8.0 |
4.0x8.4 |
5.0x10.0 |
| g/cm >= |
25 |
29 |
30 |
32 |
33 |
35 |
39 |
|
| Properties of the rubber iron sheet |
| Item No. |
Thickness（mm） |
Suction (Qty of A4 paper can be holded) |
Method of testing |
| MHFE-3 |
0.5 mm |
12piece |
1) Stick the iron sheet(100*100mm) on to surface of the vertical.
2) Put some 80g A4 paper between iron sheet and NdFeB (D6*5mm)
3) Write down the most number of A4 paper can be hold. |
| 1.0 mm |
14piece |
| MHFE-4 |
0.5 mm |
11piece |
| 1.0 mm |
13piece |
| MHFE-5 |
0.5 mm |
10piece |
| 1.0 mm |
11piece |
|
