亚洲国产天堂一区二区三区_日韩片国产片欧美片_鲁鲁国产在线视频在线看片_最近中文字幕更新第_国产成人大片在线观看_久久成人综合av麻豆影视_大香蕉丝袜亚洲国产_日韩特级无码超强毛片_年轻女教师2免费播放_亚洲gv在线观看网站

1, small weight, tensile strength, bending strength, into a slot performance is good

2, the liner and have high adhesion strength between rubber layer

3, must be fine processing, to ensure that in the pure tensile all liner when the uniform load

4, negative and rubber gasket has high impact resistance and mechanical damage resistance

5, have a long life

6, have higher friction coefficient

7, conveyor belt end connection is simple, easy maintenance

8, has the appearance of stability

9, able to adapt to climate change