离岸价格
获取最新报价250 ~ 500 / Piece
|Minimum Order
位置:
china
最小订单价格:
最小订单:
1 Piece
包装细节:
wooden packing
交货时间:
15 days
供应能力:
1 Piece per Day
付款方式:
T/T
联系人 susan
ChaoYang Road Beijing China, Beijing, Beijing
|
Bit type
|
HJ**7
|
|
Applicable formation
|
Very soft with low compressive strength and high
drillabilty,such as soft shale ,clay and salt bed,etc.
|
|
Main characteristics of the bit &Cutting Stracture
|
Hardfaced gage and all tooth surface and the gage fitted with
compacts for enhanced gage protections
|
|
Normal WOB Kn/mm(bit dia)
|
0.*0~0.*0
|
|
Rotary Speed（rpm）
|
**0~*0
|
|
Bit type
|
HJ**7
|
|
Applicable formation
|
Very soft with low compressive strength and high
drillabilty,such as soft shale ,clay and salt bed,etc.
|
|
Main characteristics of the bit &Cutting Stracture
|
Hardfaced gage and all tooth surface and the gage fitted with
compacts for enhanced gage protections
|
|
Normal WOB Kn/mm(bit dia)
|
0.*0~0.*0
|
|
Rotary Speed（rpm）
|
**0~*0
|
|
Bit type
|
HJ**7
|
|
Applicable formation
|
Soft to medium soft with low compressive strength or soft with
harder stringers,such as hard gypsolyte,soft timestone and
limestone, etc.
|
|
Main characteristics of the bit &Cutting Stracture
|
Hardfaced gage and all tooth surface and the gage fitted with
compacts for enhanced gage protections
|
|
Normal WOB Kn/mm(bit dia)
|
0.3~0.*0
|
|
Rotary Speed（rpm）
|
**0~*0
|
|
Bit type
|
HJ**7
|
|
Applicable formation
|
Long section of soft information with low compressive
strength and high drillabilty,such as soft shale ,clay and salt bed
and soft limestone ,etc.
|
|
Main characteristics of the bit &Cutting Stracture
|
Large radius,offset crested scoop compacts in inner roe wedge
compacts in outer row ,high compact exposure and inequable spaced
compacts arrangement.
|
|
Normal WOB Kn/mm(bit dia)
|
0.*5~0.*0
|
|
Rotary Speed（rpm）
|
**0~*0
|
|
Bit type
|
HJ**7
|
|
Applicable formation
|
soft with low compressive strength and high
drillabilty,such as soft shale ,clay and salt bed gypsolyte,and
soft limestone ,etc.
|
|
Main characteristics of the bit &Cutting Stracture
|
Large radius,offset crested scoop compacts in inner roe wedge
compacts in outer row ,high compact exposure and inequable spaced
compacts arrangement.
|
|
Normal WOB Kn/mm(bit dia)
|
0.*5~1.*0
|
|
Rotary Speed（rpm）
|
**0~*0
|
|
Bit type
|
HJ**7
|
|
Applicable formation
|
Soft with low compressive strength or soft with harder
stringers,such as hard gypsolyte,soft timestone and limestone,
etc
|
