Looking for a high-quality core barrel cutter? Our factory offers the 8 1/2 inch roller cutter with IADC637 API standards for hard rocks. Order now and experience top-notch performance.
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Operating Parameters The roller cutters used for hard formations with high compressive strength, such as sandstone, hard shale, dolomite, hard gypsum, chert, granite, etc. | Cone Size | 133mm |
| Bearing Type | Sealed Journal Bearing |
| Inserts/Teeth Shape | Conical-ball |
| Inserts/Teeth(Cone 1) | 49*13mm |
| Inserts/Teeth(Cone 2) | 50*13mm |
| Inserts/Teeth(Cone 3) | 45*13mm |
| Cone Material | 15MnNi4Mo |
| Arm Material | 15CrNiMo |
| Grease Compensation System | Available |
| Gauge Protection | Available |
| Shirttail Protection | Available |
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