680-600mm Heavy Duty Double Or Single Walled Casing

Application:

1. Casing is used to minimize loosening of the soil structure around the pile during the drilling process.The use of casing is compulsory ,if even with a supporting suspension,the ground to be drilled is unstable ,and collaps of the bore hole wall must be expected.

2. Casing tubes must run ahead of the drilling process,to forestall loosening of the soil structure below the bore hole bottom.

3. Casing tubes have the function of cutting the soil structure with a casing shoe,to support the bore hole temporarily,and by preceding the excavation,to forestall loosening of the ground structure.

Model List:

Tips of casing and tubing for piling project

1. The pipe casing should avoid to the collision, especially of casing joints knock against when install the casing bolts, it must be clean, otherwise it will cause the difficult installation.

2. The drilling bucket needs to be chiseled in advance when pile casing drives the increased torque to difficult.

3. The drilling bucket needs to be checked position and verticality of hole, to avoid opening the door at the hole bottom when lift the drilling open and closed again against to casing shoes.

4. You must be tested all movements of pulling machine normally before concreting. Pull up pipe casing immediately to prevent steel trunk floating after the end of grouting.

Product advantage:

1- We purchase top quality raw materials from leading raw-steel factory.

2- Our drilling tools can be customized depending on kinds of rigs and site conditions.

3- We require high quality of welding, therefore we employ at least 8 years experienced welders.

FAQ:

Q1. What does your company produce?

The main products of our company include drilling tools,drilling teeth,casing series,kelly bar accessories and ect.

Q2. How do you control the quality of your after sales service ?

Customers could contact our sales managers on line/by email/by phone if there are any question during installation or construction, solutions will be given within 12 hours.