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12 Years
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| Brand Name : | DZ |
| Certification : | ISO9001 |
| Model Number : | DZ5 1/2"-17 1/2" |
| Price : | USD404.00/pc--USD5832.00/pc |
| Delivery Time : | within 7 days |
| Payment Terms : | 100% T/T before shipment |
| Supply Ability : | 100000 |
1) Type: milled tooth bit and TCI bit
2) Size: 3”--26” (76mm--660.4mm)
3) IADC: standard IADC including 111 to 737
4) Bearing sealed: metal sealed(HJ), rubber sealed(HA), not sealed(W)
5) Color: blue, golden or as customers' requirement.
6) Formation: soft, soft to medium hard, medium hard, hard, very hard
TRICONE BIT SPECIFICATION
BIT TYPE | IADC CODE | SUITABLE FROMATION | WEIGHT ON BIT(KN/MM) | ROTARY SPEED(R/MIN) |
DZ117 | 117 | Low compressive strength, very aggressive and very soft formation:soft shale,clay,salina stone | 0.3-0.9 | 300~80 |
DZ127 | 127 | Low compressive strength, very aggressive and very soft formation: shale,clay,soft limestone | 0.3-0.9 | 300~80 |
DZ217 | 217 | Higher compressive strength, medium formation with interlayer: hard shale, sandstone, limestone | 0.35-0.9 | 300~80 |
DZ325 | 325 | Higher compressive strength, medium formation with interlayer: hard shale, sandstone, gyprock | 0.35-0.9 | 290~70 |
DZ437 | 437 | soft formations with low compressive strength and high drillability, clay,mudstone, salt, soft shale | 0.35-0.9 | 280~60 |
DZ517 | 517 | Soft to medium formations with high compressive strength, such as hard shale, limestone, sandstone, | 0.35-1.05 | 240~50 |
DZ537 | 537 | Soft to medium formations with high compressive strength, such as hard shale, limestone, sandstone, dolomite | 0.5-1.05 | 220~40 |
DZ617 | 617 | Medium hard formation with high compressive strength, such as hard shale, limestone, sandstone, dolomite | 0.5-1.140 | 220~40 |
DZ637 | 637 | Hard formation with high compressive strength, such as limestone, sandstone, dolomite, hard gypsum, marble | 0.5-1.140 | 200~40 |
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