buck ball colorful neodymium magnet educational toy magnetic building blocks 3-6mm magnetic beads magnet rubik's cube magnetic ball 巴克球彩色钕磁铁益智玩具磁力积木3-6mm磁力珠吸铁石魔方磁力球

1 piece

Specifications

magnetic ball 3mm 磁球3mm	CN¥ 0.14
color 5mm (random color) 彩色5mm（颜色随机）	CN¥ 0.21
silver 5mm 银色5mm	CN¥ 0.2
silver 6mm 银色6mm	CN¥ 0.38

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coercive force: other

intrinsic coercive force: other

remanence: 11.8-12.6

name: ndfeb

maximum magnetic energy product: other

item no.: other

material brand: other

density: other

operating temperature: other

curie temperature: other

brand: other

1: magnetic ball

2: magnet

3: bead

Update time：20261004111532