knag

knag

1. 2.Lacquer timber surface gives heavy blackening: The likelihood is knag going up Qi Qian was not sealed, classics sun is basked in, knag be heated, colophony from knag inside oozy and cause.

漆木料表面出沉暗斑：可能是木节在上漆前未封住，经太阳一晒，木节受热，树脂从木节内渗出而引起的。

2. Applicable process: Removing knag、grass festival、metal or sand and so on which contains in the stock that after cooking.

适用工艺：主要用于去除蒸煮工段蒸煮后的纸浆中较大的木节、草节及各种金属块、砂石等各种杂物。