FOB Price
Get Latest Price50 ~ 1500 / Piece ( Negotiable )
|Minimum Order
Place of Origin:
-
Price for Minimum Order:
Minimum Order Quantity:
1 Piece
Packaging Detail:
wooden box
Delivery Time:
within 5 work days
Supplying Ability:
50 Piece per Week
Payment Type:
T/T, L/C, Western Union
Contact Person zwbittwo
Zhoutou, Hebei
|
IADC | Rock formation | WOB (KN/mm) | PRM(r/min) |
**7 | Very soft formations with low compressive strength and high drillability ,such as mudstone,clay,chalk,etc | 0.***0.8 | *****0 |
**7 | Soft formations with low compressive strength and high drillability ,such as mudstone,gypsum,salt,soft shale,soft limestone,etc | 0.***0.9 | *****0 |
**7 | Medium formations with high compressive strength,such as medium soft shale,hard gypsum,medium soft limestone,medium soft sandstone,soft formation with harder interbeds,etc. | 0.**1.0 | *****0 |
**7/**7 | Very soft formations with low compressive strength and high drillability ,such as mudstone,clay,chalk,gypsum,salt,soft shale,soft limestone,etc. |
0.*5~0.*0 |
**0~*0 |
**7 |
Low compressive strength, high drill-ability and soft formation, like shale, clay, sandstone, soft limestone, salt rock, plaster etc. |
0.*5~1.*0 |
**0~*0 |
**7 |
Soft formation with low compressive strength and high drillability ,such as mudstone,gypsum,salt,soft shale,soft limestone,etc |
0.*5~1.*5 |
**0~*0 |
**7 |
Soft formation with low compressive, like Low compressive strength, high drill-ability and soft formation, like shale, clay, sandstone, soft limestone, salt rock, anhydrite etc. |
0.*5~1.*5 |
**0~*0 |
**7/**7 |
Soft to medium formations with low compressive strength,such as medium soft shale,medium soft limestone,medium soft sandstone,medium formation with harder and abrasiver interbeds,etc |
0.*5~1.0 |
**0~*0 |
**7/**7 |
Medium hard formations with high compressive strength,such as hard shale,limestone,sandstone,dolomite,etc. |
0.*5~1.1 |
*0~*0 |
**7/**7 |
Hard formations with high compressive strength,such as sandstone,limestone,dolomite,hard gypsum,marble,etc. |
0.5~1.*0 |
*0~*0 |