process the said zigzagging flat viscose fiber deformed viscose fiber 10 is 5 20 mm in length gt 10 mm and u2266 20 mm of the said 35 50 zigzagging flat viscose fiber deformed viscose fiber 10 takes up 70 80 u2267 5 mm and u2266 10 mm of the said 35 50 zigzagging flat viscose fiber deformed viscose fiber 10 takes up 20 30 the said wood pulp fiber is 1 5 mm in length u2267 1 mm and u2266 3 mm of the said wood pulp fiber takes up 20 30 gt 3 mm and u2266 5 mm of the said wood pulp fiber takes up 80 70 the technical index of breakable and degradable non woven spunlace is as follows water breakability u2014 it receives sealed pipe swing test for 50 times and is thus broken into total fiber gram weight 30 100 gsm humidity strength md above 400 g in cd above 200 g in the clamping network is woven by polyester filament diameter 0 20 0 30 mm horizontally and vertically there are 50 65 meshes of clamping network the quantity of polyester filament is 29 wires cm embodiment 1 1 on the basis of embodiment 1 it is a breakable and degradable non woven spunlace composed of 35 zigzagging flat viscose fiber 9 and 65 wood pulp the said zigzagging flat viscose fiber 9 means the deformed viscose fiber 10 upon cutting process please refer to cutting line.