多層板是由木(mu)段(duan)旋切成(cheng)(cheng)單(dan)(dan)板或由木(mu)方刨切成(cheng)(cheng)薄木(mu)，再用(yong)膠(jiao)粘劑膠(jiao)合(he)而(er)成(cheng)(cheng)的(de)三層或多(duo)層的(de)板狀材料，通常(chang)用(yong)奇數層單(dan)(dan)板，并使相(xiang)鄰層單(dan)(dan)板的(de)纖維(wei)方向互相(xiang)垂直膠(jiao)合(he)而(er)成(cheng)(cheng)。

   多層(ceng)板(ban)(ban)也叫(jiao)膠合板(ban)(ban)是家(jia)具常(chang)用(yong)(yong)材(cai)料之一(yi)，通常(chang)其皇(huang)冠(guan)膠合板(ban)(ban)表板(ban)(ban)和內層(ceng)板(ban)(ban)對稱地(di)配置在(zai)中心層(ceng)或(huo)板(ban)(ban)芯的(de)兩側。常(chang)用(yong)(yong)的(de)有三(san)合板(ban)(ban)、五合板(ban)(ban)等。膠合板(ban)(ban)能(neng)提(ti)高木材(cai)利用(yong)(yong)率，是節約木材(cai)的(de)一(yi)個(ge)主(zhu)要途徑(jing)。