填料箱压盖将密封与填料箱的功能融为一个可更换的整体，一支螺栓安装在与填料箱相对应的中开面上。
The SB series stuffing box cover combine the functions of wear plate and stuffing box into a one-piece replacement unit. One bolt holds the slip fitted stuffing box in place.
若因螺栓折损而使相关部件破损及托链轮或支重轮磨偏，将大大增加维修费用。
If impairment of the relevant parts bolt breakage and entrusted sprocket or supporting wheels grinding side, will greatly increase the maintenance costs.
我们公司专业生产挖掘机链轨、链条及支重轮、托链轮、引导轮、驱动齿、履带板螺栓、链销、链通、斗轴、斗轴套、千秋架、弹簧座等系列产品。
Our main products include chain track, track roller, carrier wheel, guiding wheel, driving wheel, track shoe screw, shaft sleeve, pin, bushing, and link rod, recoil spring etc.
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