The inner door of the door is sealed with a sealing strip, and the sound insulation effect and the sealing performance are improved.
门框内侧预装有密封条，隔声效果及密封性提高。
2
Research results show that bad strip profile caused by wear and thermal crown of roller may be properly repaired by sound original roller contour, and strip profile is greatly improved.
The sound cutting performance will cut up the long fibre, plastic, paper, strip, cloth pieces, straw and rope etc. in the sewage and then have them discharged out.