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| Body Type: | Matrix | Name: | Natural Diamond Bit |
|---|---|---|---|
| Standard: | API-7-1, ISO 9001:2008 | Profile Design: | Multiple Blade |
| Application: | Coring | Formation: | Medium To Hard |
Natural Diamond Core Bit , Medium to hard formation coring , Multiple blade profile design
FNC series
Natural diamond core bit
* Medium to hard formation coring
Premium natural diamond grains layout makes the bit competent in high compressive medium hard to hard formation with thin interbedded layers.
* Multiple blade profile design
Multiple blade profile design, including round, double taper and parabolic shape, makes the bit suitable foe virous types of medium hard to hard formations.
| Product Specifications | |||||||
| Bit Size | 8 1/2X4in | ⌀241.4X105mm | 8 1/2X4in | ⌀241.4X101mm | 6X2 5/8in | 5 7/8X2 5/8in | |
| Type | FNC823 | FNC823 | FNC822 | FNC822 | FNC623 | FNC623 | |
| TFA(in2) | 0.15~1.5 | 0.15~1.5 | 0.15~1.5 | 0.15~1.5 | 0.1~1.0 | 0.1~1.0 | |
| Gaugue(in) | 1 1/2 | 1 1/2 | 1 1/2 | 1 1/2 | 1 | 1 | |
| Core barrel(in) | 6 3/4x4 | Chuan 8-4 | 6 3/4x4 | Chuan 7-4 | 4 3/4x2 5/8 | 4 3/4x2 5/8 | |
| Recommended Operation Parameters | |||||||
| Bit Size (in.) | 8 1/2X4in | ⌀241.4X105mm | 8 1/2X4in | ⌀241.4X101mm | 6X2 5/8in | 5 7/8X2 5/8in | |
| Type | FNC823 | FNC823 | FNC822 | FNC822 | FNC623 | FNC623 | |
| Hydraulic Flow Rate(L/s) | 22～35 | 22～35 | 22～35 | 22～35 | 10～20 | 10～20 | |
| Hydraulic Flow Rate(Gpm) | 350～550 | 350～550 | 350～550 | 350～550 | 160～320 | 160～320 | |
| Rotation Speed(Rpm) | 60～300 | 60～300 | 60～300 | 60～300 | 60～300 | 60～300 | |
| WOB(KN) | 23～100 | 23～100 | 23～100 | 23～100 | 23～75 | 23～75 | |
| WOB(KIbs) | 5～23 | 5～23 | 5～23 | 5～23 | 5～18 | 5～18 | |
* Other types and sizes could be designed and manufactured according to the specific requirments.
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