- An electrician was assigned to bore holes on each floor slab of a building, with the use of a concrete coring machine, in order to install conduits for wiring work.
- The core machine is driven hydraulically or pneumatically to ensure actions to be smooth and reliable.
- The lock core machine is made up of many round laminas and septas which are spaced reciprocally and superposed actively in the within hole sheath of the lamina sheath.
- Aiming at the new design of handle injection mould,the author expatiated the structural form of handle injection mould and analyzed the design of mould slanting tip core machine.
- Sand core of water jacket for 462Q engine cylinder bolck was made of phenolic aldehyde resin sand by hot boxprocess.Domestic ZZ8612 core machine was in priority chosed to design hot box.
- The machine must break down at this busy hour.