Plywood

Bintangor (aha azụmahịa nke Calophyllum), nke a na-asụpe ya n'ụzọ na-ezighị ezi mgbe ụfọdụ dị ka Bingtangor, bụ ụdị osisi siri ike na-acha uhie uhie. Ihe mkpuchi Bintangor nke Rotary kpụchara nwere ọka mara mma. Nke a bụ ya mere Bintangor ji bụrụ ihe mkpuchi ihu / azụ nke plywood. Bintangor plywood dabara adaba maka ịrụ ụlọ na ịchọ mma n'ihi ọka mara mma. Ọtụtụ mgbe, ndị na-azụ ahịa Europe na US na-ahọrọ Bintangor plywood nke B/BB, ọkwa BB/CC (ma ọ bụ ọkwa yiri ya). Ihe mkpuchi ihu / azụ nke B/BB, BB/CC Bintangor plywood dị ọcha na enweghị ntụpọ mepere emepe. Bintangor plywood bụ ezigbo nhọrọ maka ime ụlọ na ịchọ mma.

Mmiri plywood kwesịrị ekwesị elu iru mmiri gburugburu. N'iji akwa mkpuchi osisi siri ike dị elu, osisi na-arụpụta nwere ihu dị elu, nke kwesịrị ekwesị maka imecha. BS1088-1: 2003 ụkpụrụ. Plywood mmiri a dị elu karịa nhọrọ plywood ndị ọzọ dị na ya anaghị enye ohere maka oghere ndị bụ isi na grading ya.