corrugated raw board

Compared with the technological criteria of corrugated raw board, mechanical pulp of rice straw and wastepaper pulp mixtures in a certain ratio can reach the technological criteria of C grade's or D grade's corrugated raw board.
蓡照瓦楞原紙的技術指標，稻草機械漿與一定比例的廢紙漿配抄能達到D等級瓦楞原紙的技術要求。