New Type Triple Tube Core Barrel/PVC Plastic Coreliners
Changsha Miracleland Drilling Company. Coreliners are rigid, transparent PVC tubes with a wall thickness of approximately 1 mm, that fit snugly inside the core barrel inner tube. Coreliners can be supplied to fit most types and sizes of core barrel – metric, DCDMA and wireline. It is normally supplied in standard 5-10ft lengths, with or without plastic end caps. To use the coreliner system a modified Core Bit and Core lifter is required with reduced internal diamete. This is to ensure that [...]