Any knots, burn or obvious loosening and corrosion are not allowed.The wire rope should be covered with luboil.

不得有扭结、灼伤及明显的松散、腐蚀等缺,有润滑油脂.

Performances of the luboil developed by us have come up to the level of same kind of imported oil.

其各项性能达到同类进口油水平。