First, the injection position is highly reasonable, easy to operate and use, to solve the problem that the high-pillar injection position is too high, the operation is difficult, and there are safety
DW16-300/100X Steel Acrow Props by 1. Top cover 2. Seal cover assembly 3. Live column 4. Handle valve body 5. Cylinder 6. Reset spring 7. Base S 8. Three-way valve 9. O-ring 10 Retaining ring 11. Elas
DW06-300/100X Suspension Acrow Prop is matched with metal hinged top beam for coal mine general mechanized blasting working face and end of fully mechanized mining face or temporary payment for roof.
