Magnetic Properties of Sintered NdFeB: | |||||
牌号 | 剩磁 | 矫顽力 | 内禀矫顽力 | ******磁能积 | ******工作温度Temp.(℃) |
N-30 | 10.8-11.2(1080-1120) | ≥9.8 (≥780 ) | ≥ 12.0 (≥955) | 28-30 (223-239) | < 80 |
N-33 | 11.3-11.7(1130-1170) | ≥10.5 (≥836 ) | ≥ 12.0 (≥955) | 31-33 (247-263) | < 80 |
N-36 | 11.8-12.2(1180-1220) | ≥11.0 (≥875 ) | ≥ 12.0 (≥955) | 33-36 (263-286) | < 80 |
N-38 | 12.2-12.6(1220-1260) | ≥11.4 (≥907 ) | ≥ 12.0 (≥955) | 36-38 (286-303) | < 80 |
N-40 | 12.6-12.9(1260-1290) | ≥10.5 (≥836 ) | ≥ 12.0 (≥955) | 38-40 (303-318) | < 80 |
N-42 | 13.0-13.2(1300-1320) | ≥11.4 (≥907 ) | ≥ 12.0 (≥955) | 41-42 (326-334) | < 80 |
N-45 | 13.3-13.7(1330-1370) | ≥11.0 (≥876 ) | ≥ 12.0 (≥955) | 43-45 (342-358) | < 80 |
N-48 | 13.8-14.2(1380-1420) | ≥10.5 (≥835 ) | ≥ 11.0 (≥876) | 46-49 (366-390) | < 80 |
N-50 | 14.1-14.7(1410-1470) | ≥10.5 (≥835 ) | ≥ 11.0 (≥876) | 48-52 (382-414) | < 80 |
30M | 10.8-11.2(1080-1120) | ≥9.8 (≥780 ) | ≥ 14.0 (≥1114) | 28-30 (223-239) | < 100 |
33M | 11.3-11.7(1130-1170) | ≥10.3 (≥820 ) | ≥ 14.0 (≥1114) | 31-33 (247-263) | < 100 |
35M | 11.7-12.1(1170-1210) | ≥10.8 (≥860 ) | ≥ 14.0 (≥1114) | 33-35 (263-279) | < 100 |
38M | 12.0-12.4(1200-1240) | ≥11.2 (≥890 ) | ≥ 14.0 (≥1114) | 36-38 (287-302) | < 100 |
40M | 12.5-12.9(1250-1290) | ≥10.6 (≥844 ) | ≥ 14.0 (≥1114) | 38-40 (303-318) | < 100 |
42M | 13.0-13.2(1300-1320) | ≥11.4 (≥907 ) | ≥ 14.0 (≥1114) | 40-43 (318-342) | < 100 |
45M | 13.3-13.7(1330-1370) | ≥11.0 (≥876 ) | ≥ 14.0 (≥1114) | 43-45 (342-358) | < 100 |
48M | 13.8-14.4(1380-1440) | ≥12.8(≥1019 ) | ≥ 14.0 (≥1114) | 46-50 (366-398) | < 100 |
38H | 12.2-12.6(1220-1260) | ≥11.4 (≥907 ) | ≥ 17.0 (≥1353) | 36-38 (286-303) | <120 |
40H | 12.6-12.9(1260-1290) | ≥11.6 (≥923 ) | ≥ 17.0 (≥1353) | 38-40 (303-318) | <120 |
42H | 12.8-13.2(1280-1320) | ≥12.0 (≥955 ) | ≥ 17.0 (≥1353) | 40-43 (318-342) | <120 |
44H | 13.3-13.5(1330-1350) | ≥11.0 (≥876 ) | ≥ 17.0 (≥1353) | 42-44 (334-350) | <120 |
46H | 13.6-13.8(1360-1380) | ≥11.0 (≥876 ) | ≥ 17.0 (≥1353) | 44-46 (350-366) | <120 |
48H | 13.8-14.4(1380-1440) | ≥12.7 (≥1011 ) | ≥ 17.0 (≥1353) | 46-50 (366-398) | <120 |
30SH | 10.8-11.3(1080-1130) | ≥10.1 (≥804 ) | ≥ 20 (≥1592) | 28-31 (223-247) | <150 |
33SH | 11.3-11.7(1130-1170) | ≥10.5 (≥835 ) | ≥ 20 (≥1592) | 31-33 (247-263) | <150 |
35SH | 11.8-12.2(1180-1220) | ≥11.0 (≥875 ) | ≥ 20 (≥1592) | 33-35 (267-279) | <150 |
38SH | 12.0-12.4(1200-1240) | ≥11.4 (≥907 ) | ≥ 20 (≥1592) | 36-38 (287-302) | <150 |
40SH | 12.4-12.8(1240-1280) | ≥11.8 (≥939 ) | ≥ 20 (≥1592) | 38-41 (302-326) | <150 |
42SH | 13.0-13.2(1300-1320) | ≥12.0 (≥955 ) | ≥ 20 (≥1592) | 40-42 (318-334) | <150 |
44SH | 13.3-13.9(1330-1390) | ≥12.0 (≥955 ) | ≥ 20 (≥1592) | 42-46 (334-366) | <150 |
27UH | 10.2-10.8(1020-1080) | ≥9.3 (≥740 ) | ≥ 25 (≥1990) | 25-28 (119-223) | <180 |
30UH | 10.8-11.2(1080-1120) | ≥10.6(≥844 ) | ≥ 25 (≥1990) | 28-30 (223-239) | <180 |
32UH | 11.2-11.8(1120-1180) | ≥10.5(≥834 ) | ≥ 25 (≥1990) | 30-34 (239-271) | <180 |
34UH | 11.5-12.1(1150-1210) | ≥10.8(≥860 ) | ≥ 25 (≥1990) | 32-36 (255-287) | <180 |
36UH | 12.1-12.7(1210-1270) | ≥11.2(≥892 ) | ≥ 25 (≥1990) | 34-38 (271-302) | <180 |
38UH | 12.3-12.9(1230-1290) | ≥11.4(≥907 ) | ≥ 25 (≥1990) | 36-40 (287-315) | <180 |
40UH | 12.5-13.1(1250-1310) | ≥11.6(≥923 ) | ≥ 25 (≥1990) | 38-42 (302-334) | <180 |
30EH | 10.8-11.2(1080-1120) | ≥10.6 (≥844 ) | ≥ 27 (≥2150) | 28-30 (223-239) | <200 |
32EH | 11.2-11.8(1120-1180) | ≥10.5 (≥931 ) | ≥ 27 (≥2150) | 30-34 (239-271) | <200 |
Sintered NdFeB的物理性能: | |||
剩磁温度系数 | -0.11%/℃ | 矫顽力温度系数 | -0.60%/℃ |
密度 | 7.3-7.5g/cm3 | 电阻率 | 114μΩ..cm |
维氏硬度 | 600Hv | 挠曲强度 | 25kg/mm |
抗拉强度 | 8.0Kg/mm2 | 热膨胀系数 | 4X10-6/℃ |
比热 | 0.12Kcal/Kg | 导热系数 | 7.7kcal/[m.h.℃] |
强性模量 Young’s Modulus | 1.6X10[11]N/m2 | 刚度 | 0.64N/m2 |
横向变形系数 Poisson’s Ratio | 0.24 | 压缩率 | 9.8x10-12m2/N |
居里温度 | 310-340℃ |
烧结钕铁硼的表面镀层: | |||||||
表面处理 | 锌 | 镍 | 镍-铜-镍 | 电泳 | Chromate | ||
白锌 | 彩锌 | 单层镍 | 双层镍 | ||||
抗腐蚀 | 好 | 优秀 | 优 | 优秀 | 优秀 | 优 | 好 |
烧结钕铁硼的尺寸范围 | ||||||
长度(外径) mm | 宽度(内径) mm | 厚度 mm | ||||
最小 | ****** | 最小 | ****** | 最小 | ****** | |
方块 | 1 | 150 | 1 | 100 | 0.5 | 150 |
圆环 | 1 | 150 | 1 | 140 | 0.6 | 50 |
圆片/棒 | 1 | 150 | 0.6 | 50 | ||
长度 | 弦长 | |||||
最小 | ****** | 最小 | ****** | |||
瓦形 | 3 | 50 | 5 | 150 |
方块 | TYPE | A | B | C |
![]() | F1.0221 | 2 | 2 | 1 |
F1.0331 | 3 | 3 | 1 | |
F1.0442 | 4 | 4 | 2 | |
F1.0444 | 4.8 | 4.8 | 4.5 | |
F1.0552 | 5 | 5 | 2 | |
F1.0541 | 5 | 4.5 | 1.5 | |
F1.0631 | 6 | 3 | 1 | |
F1.0662 | 6 | 6 | 5 | |
F1.0886 | 8 | 8 | 6 | |
F1.1072 | 10 | 7 | 2 | |
F1.1010 | 10 | 10 | 3 | |
F1.1006 | 10 | 10 | 6 | |
F1.1292 | 12 | 9 | 2.5 | |
F1.1515 | 15 | 15 | 5 | |
F1.1612 | 16 | 12 | 3 | |
F1.1816 | 18 | 16 | 4 | |
F1.2010 | 20 | 10 | 5 | |
F1.2020 | 20 | 20 | 8 | |
F1.2621 | 26 | 21 | 5 | |
F1.3010 | 30 | 10 | 6 | |
F1.3030 | 30 | 30 | 6 | |
F1.3227 | 32 | 27 | 6 | |
F1.5020 | 50 | 20 | 8 | |
F1.7550 | 75 | 50 | 10 |
圆环 | TYPE | AD | ID | L |
![]() | H1.1035 | 10.0 | 3.1 | 5 |
H1.1003 | 10.0 | 3.1 | 10 | |
H1.1556 | 15.0 | 5.0 | 6 | |
H1.2045 | 20.0 | 4.2 | 5 | |
H1.2010 | 20.0 | 10.0 | 6 | |
H1.2512 | 25.0 | 12.0 | 8 | |
H1.4023 | 40.0 | 23.0 | 6 | |
H1.7642 | 76.0 | 42.0 | 6 |
圆片 | TYPE | D | L |
![]() | P1.0102 | 1.5 | 2 |
P1.0204 | 2.0 | 4 | |
P1.0210 | 2.0 | 10 | |
P1.0303 | 3.0 | 3 | |
P1.0401 | 4.0 | 1.2 | |
P1.0415 | 4.0 | 1.5 | |
P1.0405 | 4.0 | 5 | |
P1.0503 | 5.0 | 3 | |
P1.0510 | 5.0 | 10 | |
P1.0602 | 6.0 | 2 | |
P1.0605 | 6.0 | 5 | |
P1.0703 | 7.0 | 3 | |
P1.0806 | 8.0 | 6 | |
P1.0905 | 9.0 | 5 | |
P1.1003 | 10. | 3 | |
P1.1005 | 10.0 | 5 | |
P1.110 | 10.0 | 10 | |
P1.1403 | 14.0 | 3 | |
P1.1503 | 15.0 | 3 | |
P1.1504 | 15.0 | 4 | |
P1.1505 | 15.0 | 5 | |
P1.2005 | 5 | ||
P1.2010 | 20.0 | 10 | |
P1.2505 | 25.0 | 5 | |
P1.2507 | 25.0 | 7 |
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