多層板是(shi)由(you)木(mu)段(duan)旋(xuan)切(qie)成(cheng)單板或(huo)由(you)木(mu)方刨(bao)切(qie)成(cheng)薄木(mu)，再用膠粘劑膠合(he)而成(cheng)的(de)(de)三層(ceng)或(huo)多層(ceng)的(de)(de)板狀(zhuang)材料，通常用奇數層(ceng)單板，并使相鄰層(ceng)單板的(de)(de)纖維方向互相垂直膠合(he)而成(cheng)。

   多層(ceng)板(ban)(ban)(ban)(ban)也叫膠合板(ban)(ban)(ban)(ban)是家具(ju)常用材(cai)(cai)料之一，通(tong)常其皇冠膠合板(ban)(ban)(ban)(ban)表(biao)板(ban)(ban)(ban)(ban)和內層(ceng)板(ban)(ban)(ban)(ban)對稱(cheng)地配置在中心層(ceng)或板(ban)(ban)(ban)(ban)芯的(de)兩(liang)側。常用的(de)有三合板(ban)(ban)(ban)(ban)、五合板(ban)(ban)(ban)(ban)等。膠合板(ban)(ban)(ban)(ban)能(neng)提高木材(cai)(cai)利(li)用率，是節約木材(cai)(cai)的(de)一個(ge)主要途徑。