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SOLLROC
SCTIC270-XXXM
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Product Description
SOLLROC 12 1/4" (311mm) TCI Tricone bit
Diameter: 12 1/4" (311mm)
IADC code: 435/645/732/725/735/745/835
12 1/4" (311mm) tricone bit details:
| Bit diameter | Part number | IADC code | Application | Weight | Pin connection | Cirlulation type | Operating Suggestions WOB/RPM | ||
| inch | mm | lbs | kg | ||||||
| 12 1/4 | 311 | SCTCI311-435M | 435 | Very soft and poorly-compacted formation, such as shale, conglometare, soft dolomite and soft overburden of coal mines, etc | 217 | 98.5 | API 6 5/8" REG | Jet Air | WOB: 23,000-60,000 lbs Rotary speed: 90-120 RPM |
| SCTCI311-632M | 632 | Medium-hard, abrasive and well-compacted formations, such as shale, soft limestone, soft dolomite and soft overburden of coal mines, etc | 218 | 99 | API 6 5/8" REG | Jet Air | WOB: 36,500-73,500 lbs Rotary speed: 60-100 RPM | ||
| SCTCI311-645M | 645 | Medium-hard, abrasive and well-compacted formations, such as shale, soft limestone, soft dolomite and soft overburden of coal mines, etc | 225 | 102 | API 6 5/8" REG | Jet Air | WOB: 46,000-83,000 lbs Rotary speed: 60-100 RPM | ||
| SCTCI311-732M | 732 | Hard, abrasive and well-compacted formations, such as hard silica limestones, quarzite streaks, pyrite ores, hematite ores, magnetite ores, chromium ores, phosphorite ores and granites. | 225 | 102 | API 6 5/8" REG | Jet Air | WOB: 49,000-85,000 lbs Rotary speed: 60-90 RPM | ||
| SCTCI311-725M | 725 | Hard, abrasive and well-compacted formations, such as hard silica limestones, quarzite streaks, pyrite ores, hematite ores, magnetite ores, chromium ores, phosphorite ores and granites. | 225 | 102 | API 6 5/8" REG | Jet Air | WOB: 49,000-85,000 lbs Rotary speed: 60-90 RPM | ||
| SCTCI311-735M | 735 | Hard, abrasive and well-compacted formations, such as hard silica limestones, quarzite streaks, pyrite ores, hematite ores, magnetite ores, chromium ores, phosphorite ores and granites. | 243 | 110 | API 6 5/8" REG | Jet Air | WOB: 49,000-85,000 lbs Rotary speed: 60-90 RPM | ||
| SCTCI311-745M | 745 | Hard, abrasive and well-compacted formations, such as hard silica limestones, quarzite streaks, pyrite ores, hematite ores, magnetite ores, chromium ores, phosphorite ores and granites. | 229 | 104 | API 6 5/8" REG | Jet Air | WOB: 49,000-85,000 lbs Rotary speed: 50-80 RPM | ||
| SCTCI311-835M | 835 | Extremly hard and abrasive, well-compacted rocks such as: hard silica limestones, quarzite streaks, pyrite ores, hematite ores, magnetite ores, chromium ores, phosphorite ores, and granites. | 232 | 105 | API 6 5/8" REG | Jet Air | WOB: 60,000-95,000 lbs Rotary speed: 50-80 RPM | ||
| SCTCI311-845M | 845 | Extremly hard and abrasive, well-compacted rocks such as: hard silica limestones, quarzite streaks, pyrite ores, hematite ores, magnetite ores, chromium ores, phosphorite ores, and granites. | 232 | 105 | API 6 5/8" REG | Jet Air | WOB: 60,000-95,000 lbs Rotary speed: 50-80 RPM | ||
