Technical Information技術的な案内
Technical help
Troubleshooting from the Shibuya catalogue: causes and solutions for common coring problems.
Unable to core
The bit spins but stops cutting, or progress is very slow.
ReadBent segments
Segments are bent or deformed after coring.
ReadLost segments
One or more segments break off the barrel.
ReadCore bit jammed in the hole
The bit binds in the hole and will not turn or withdraw.
ReadRemoving a stuck bit
Three steps to free a bit without damaging it.
ReadFactors that affect bit performance
How material, water, speed and pressure change drilling speed and bit life.
Read
Source: Shibuya Overview Catalogue, Technical Information.