The concave bottom millshoe is used to grind downhole small objects and other unstable fallen objects.
凹底磨鞋可用于磨削井下小件落物以及其它不稳定落物。
2
The use of a mill or burn shoe to remove the outside area of a permanent downhole tool or fish.
利用铣鞋或磨鞋去除永久性井下工具或落鱼的外部区域。
3
On wire - rod mill, the guide shoe is key spare parts to which, excellent wear - resistance, fracture - resistance, dead burning resistance and hot shock resistance are required.