在非織造布(無(wú)紡布)中S, SS , SMS, SMMS的區(qū)別如下:
S:紡粘無(wú)紡布=單層纖網(wǎng)熱軋而成;
SS:紡粘無(wú)紡布+紡粘無(wú)紡布=兩層纖網(wǎng)熱軋而成;
SMS:紡粘無(wú)紡布+熔噴無(wú)紡布+紡粘無(wú)紡布=三層纖網(wǎng)熱軋而成;
SMMS:紡粘無(wú)紡布+熔噴無(wú)紡布+熔噴無(wú)紡布+紡粘無(wú)紡布=四層纖網(wǎng)熱軋而成