Model | ** |
---|---|
Brand | FENGSU |
Type | Drill bit |
Material | Aolly |
Size Range | ** |
Thread Type | ** |
Recommended Formation | ** |
Origin | HUNAN,China |
Packaging | Carton or Wooden Box |
We are based in Hunan, China, start from 2019,sell to South Asia(16.00%),Mid East(15.00%),Africa(13.00%),Southeast Asia(12.00%),Eastern Asia(10.00%),North America(8.00%),Central America(6.00%),South America(6.00%),Northern Europe(4.00%),Western Europe(3.00%),Domestic Market(3.00%),Oceania(2.00%),Southern Europe(1.00%),Eastern Europe(1.00%). There are total about 51-100 people in our office.
We are based in Hunan, China, start from 2019,sell to South Asia(16.00%),Mid East(15.00%),Africa(13.00%),Southeast Asia(12.00%),Eastern Asia(10.00%),North America(8.00%),Central America(6.00%),South America(6.00%),Northern Europe(4.00%),Western Europe(3.00%),Domestic Market(3.00%),Oceania(2.00%),Southern Europe(1.00%),Eastern Europe(1.00%). There are total about 51-100 people in our office.
We are based in Hunan, China, start from 2019,sell to South Asia(16.00%),Mid East(15.00%),Africa(13.00%),Southeast Asia(12.00%),Eastern Asia(10.00%),North America(8.00%),Central America(6.00%),South America(6.00%),Northern Europe(4.00%),Western Europe(3.00%),Domestic Market(3.00%),Oceania(2.00%),Southern Europe(1.00%),Eastern Europe(1.00%). There are total about 51-100 people in our office.We are based in Hunan, China, start from 2019,sell to South Asia(16.00%),Mid East(15.00%),Africa(13.00%),Southeast Asia(12.00%),Eastern Asia(10.00%),North America(8.00%),Central America(6.00%),South America(6.00%),Northern Europe(4.00%),Western Europe(3.00%),Domestic Market(3.00%),Oceania(2.00%),Southern Europe(1.00%),Eastern Europe(1.00%). There are total about 51-100 people in our office.
We are based in Hunan, China, start from 2019,sell to South Asia(16.00%),Mid East(15.00%),Africa(13.00%),Southeast Asia(12.00%),Eastern Asia(10.00%),North America(8.00%),Central America(6.00%),South America(6.00%),Northern Europe(4.00%),Western Europe(3.00%),Domestic Market(3.00%),Oceania(2.00%),Southern Europe(1.00%),Eastern Europe(1.00%). There are total about 51-100 people in our office.
Klasifikasi/Nama Stratum | Mewakili Strata Batuan | Kecepatan Pengeboran Teoretis/Panjang Tarik yang Direkomendasikan | Mata Bor yang Direkomendasikan |
---|---|---|---|
Tingkat 1 (Tanah Gembur) | Loess sekunder, Hongshi sekunder, pasir lembut tanpa kerikil dan kerikil bersudut, tanah diatom | 15 juta/jam, 15 juta/p | Mata bor paduan, mata bor komposit gigi kecil, mata bor komposit biasa |
Tingkat 2 (Batu Lepas) | Jenis Huangshi/Hongshi/Tanah Gambut/Tanah Berpasir/Kaolin | 8 jt/jam, 2,4 jt/p | Mata bor paduan, mata bor komposit gigi kecil, mata bor komposit biasa |
Tingkat 3 (Batu Lunak) | Serpih/Batu Tulis/Batu Penggembalaan/Sekis/Lapisan Pasir Sedikit Disemen Sangat Lapuk | 6 jt/jam, 2 jt/p | Mata bor komposit biasa, mata bor komposit segitiga, mata bor komposit berbentuk roti, mata bor komposit berbentuk pisau |
Level 4 (Batu Sedikit Lembut) | Serpih, serpih berpasir, serpih minyak, serpih berkarbon, serpih berkapur, lapisan serpih pasir, batu kapur berlempung | 5 jt/jam, 1,7 jt/p | Mata bor komposit biasa, mata bor komposit segitiga, mata bor komposit berbentuk roti, mata bor komposit berbentuk pisau |
Level 5 (Agak Keras) | Lapisan kerikil dan kerikil, lapisan runtuh batu tulis berlumpur, batu tulis hijau klorit serisit, sekis, batu kapur, marmer | 3 juta/jam, 11,50 juta/p | Mata bor komposit biasa, mata bor komposit segitiga, mata bor komposit berbentuk roti, mata bor komposit berbentuk pisau |
Tingkat 6-7 (Batu Keras Sedang) | Klorit, mika, batu tulis, batu Qianmu, sekis, batu kapur silikat, kalsit | 2 juta/jam, 1,3 juta/P-1,1 juta/P | Mata bor komposit berbentuk pisau, mata bor komposit diperkuat, mata bor komposit gigi helm, mata bor berlian berlapis bermutu tinggi |
Tingkat 8-9 (Batu Keras) | Batuan mika silikat, gneiss, basal, diorit, piroksenit, kuarsa porfiri Anshan | 1,2 juta/jam, 0,3 juta/P-0,65 juta/P | Mata bor komposit tebal, mata bor komposit berbentuk bilah, mata bor komposit gigi helm, mata bor berlian berlapis listrik konvensional, mata bor berlian polikristalin (TSP) yang stabil secara termal |
Tingkat 10-11 (Batu Sangat Keras) | Granit, granodiorit, gneiss, riolit, kuarsit | 0,8 juta/jam, 0,5 juta/P-0,32 juta/P | Mata bor sinter badan, mata bor berlian berlapis listrik tingkat rendah, mata bor berlian polikristalin (TSP) yang stabil secara termal. |
Level 12 (Sangat Hard Rock) | Kuarsit, jasper, serpih sudut, batuan korundum, kuarsa, batu api, jasper | 0,3 juta/jam, 0,16 juta/p | Mata bor sinter badan, mata bor berlian berlapis listrik tingkat rendah, mata bor berlian polikristalin (TSP) yang stabil secara termal. |
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