本實(shí)用新型公開(kāi)一種改進(jìn)型介質(zhì)盒及周期式高梯度磁選機(jī),包括下網(wǎng)板、側(cè)網(wǎng)板和上網(wǎng)板,所述下網(wǎng)板、側(cè)網(wǎng)板和上網(wǎng)板上均分布有網(wǎng)孔,所述上網(wǎng)板平行于下網(wǎng)板,所述側(cè)網(wǎng)板連接在所述上網(wǎng)板和下網(wǎng)板邊緣并與所述上網(wǎng)板和下網(wǎng)板垂直設(shè)置,所述下網(wǎng)板、側(cè)網(wǎng)板和...