1. Cov ntsiab lus
OBF-NIS, cov khoom sib xyaw ntawm cov khoom siv fiber ntau thiab cov khoom siv tsis zoo, muaj kev ua haujlwm zoo, txuas thiab thaiv cov teebmeem.
OBF-NIS muaj kev cuam tshuam me ntsis ntawm qhov poob dej zoo li qub thiab rheology ntawm cov kua dej drilling, ua kom muaj kev ruaj ntseg ntawm cov dej drilling.
OBF-NIS, tuaj yeem ua tau zoo dhau qhov kev xyaum me ntsis dej qhov muag thiab vibrating npo, kom cov drilling thiab ntsaws tuaj yeem ua ke.
OBF-NIS tuaj yeem txhim kho qhov zoo ntawm cov ncuav mog qab zib lim thiab txo cov lim dej ntws ntawm cov dej drilling.
2.Technical data
| Yam khoom | Index |
| Qhov tshwm sim | Dawb ntws hmoov hmoov |
| Moisture | ≤8% |
| Screen residue (sab ntev ntawm sieve qhov yog 0.15mm) | ≤ 10% |
| Sand txaj nkag qhov tob | ≤8cm |
3. Kev siv ntau yam
Hauv cov dej tshiab thiab dej hiav txwv drilling dej.
Cov lus qhia ntau npaum li cas: 1.0 ~ 3.0% (BWOC).
4. Pob
Ntim 25kg multi-ply ntawv hnab nrog waterproof yas zaj duab xis sab hauv.Los yog raws li cov neeg siv khoom thov.
Lub neej txee: 24 lub hlis.
