Drilling Bedrock Foundation Core Barrels Dia 2500mm

China construction machinery rotary rig drilling rock core barreling bucket for foundation, rotary rig foundation spare parts

Feature

1. Cutting ring with rock drilling bits and releases the internal stress of rock；

2. Cutting ring with staggered arrangement for round shank chisels;

3. Small barrel facilitates the coring operation; large barrel performs stage breaking;

4. Applicable layers: backfill layer, medium weathered rock, bedrock;

Customizable Items

1. Cutting DIA. Custom : design various cutting diameter based on demand, like φ850,φ1150 etc.

2. Shell HIT. Custom : design as demand, prolong or shorten, increase of efficiency by drilling more.

3. Key Component Reinforce Custom : strengthen the key component to extend life cycle;

4. Kelly Box Custom: custom Kelly box size based on the Kelly bar, like 130*130, 150*150,200*200 etc;

5. Teeth No. Custom : encrypt the drilling teeth based on demand etc;

Application

1. Core barrel with bullet teeth is used for cutting an annular ring in rock or concrete(also reinforced concrete).

2. Core barrel with roller bits is used in very strong rock formations(compressive strength >100Mpa).

3. Cross cutter core barrel is mainly used to break rock cores which remain in the borehole after using a core barrel, also suitable for drilling hard, jointed rock(<100Mpa) and for penetrating through layers containing boulders.

Product advantage:

• Better toughness, not easy to be broke.
• Simpler operation, can be easily handled.
• Accurate positioning, strong wear resistance, easy to replace.
• Higher abrasion performance.

FAQ

Q: What's the nature of your company?
We are Manufacturer. We have factories all over China, all products posted are produced by ourselves, so we can offer you competitive price while ensuring product quality.

Q: How do you ship your products?
Our goods can be transported by air and sea or per your request.

Q: Does this product support customization?
Yes, due to the fact that we have our own factories, We can customize products per your request.

Q: How long is your delivery time?
Generally it is 5-10 days if the goods are in stock. Or it is 15-20 days if the goods are not in stock, it is according to quantity.

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