3-Wing Concave PDC Drill Bit for Water Well & Geothermal Drilling - actual product view 1
3-Wing Concave PDC Drill Bit for Water Well & Geothermal Drilling - actual product view 2
3-Wing Concave PDC Drill Bit for Water Well & Geothermal Drilling - actual product view 3
3-Wing Concave PDC Drill Bit for Water Well & Geothermal Drilling - actual product view 4
3-Wing Concave PDC Drill Bit for Water Well & Geothermal Drilling - actual product view 5
3-Wing Concave PDC Drill Bit for Water Well & Geothermal Drilling - actual product view 6
3-Wing Concave PDC Drill Bit for Water Well & Geothermal Drilling - actual product view 7
3-Wing Concave PDC Drill Bit for Water Well & Geothermal Drilling - actual product view 1
3-Wing Concave PDC Drill Bit for Water Well & Geothermal Drilling - actual product view 2
3-Wing Concave PDC Drill Bit for Water Well & Geothermal Drilling - actual product view 3
3-Wing Concave PDC Drill Bit for Water Well & Geothermal Drilling - actual product view 4
3-Wing Concave PDC Drill Bit for Water Well & Geothermal Drilling - actual product view 5
3-Wing Concave PDC Drill Bit for Water Well & Geothermal Drilling - actual product view 6
3-Wing Concave PDC Drill Bit for Water Well & Geothermal Drilling - actual product view 7

baja paduan PDC bor tanpa inti cekung telu-swiwi, Cocog kanggo bolongan grouting ing sumur banyu, eksplorasi panas bumi, tambang batu bara

Mata bor garis lurus cekung dirancang kanggo pengeboran cepet tanpa halangan, daya tahan sing luwih apik, lan pengeboran lurus sing akurat tanpa penyimpangan.
Nomor Mobel: 113# / 4 1/2"

Tabel Referensi Pengeboran Batu Komprehensif

Klasifikasi Stratum / Jeneng Mewakili Rock Strata Kacepetan Pengeboran Teoritis / Dawane Tarik sing Disaranake Disaranake Drill Bits
Level 1 (Tanah Gembur) Loes sekunder, Hongshi sekunder, pasir lembut tanpa kerikil lan kerikil sudut, bumi diatom 15M/j, 15M/P Mata bor paduan, mata bor komposit cilik, mata bor komposit biasa
Level 2 (Loose Rock) Huangshi/Hongshi/Lempung gambut/Lemah Pasir/Kaolin Tipe 8M/j, 2.4M/P Mata bor paduan, mata bor komposit cilik, mata bor komposit biasa
Level 3 (Soft Rock) Shale/Slate/Slate/Grazing Rock/Schist/Lapisan Pasir Semen Sedikit 6M/j, 2M/P Mata bor komposit biasa, mata bor komposit segitiga, mata bor komposit berbentuk roti, mata bor komposit berbentuk pisau
Level 4 (Rada Soft Rock) Shale, serpih pasir, serpih minyak, serpih karbon, serpih kapur, serpih pasir interlayer, batugamping argillaceous 5M/jam, 1,7M/P Mata bor komposit biasa, mata bor komposit segitiga, mata bor komposit berbentuk roti, mata bor komposit berbentuk pisau
Level 5 (Rada Hard Rock) Lapisan kerikil lan kerikil, lapisan ambruk lempung berlumpur, sericite chlorite greenstone slate, skis, watu gamping, marmer 3M/j, 11,50M/P Mata bor komposit biasa, mata bor komposit segitiga, mata bor komposit berbentuk roti, mata bor komposit berbentuk pisau
Level 6-7 (Medium Hard Rock) Klorit, mika, batu tulis, batu Qianmu, sekis, batu gamping silika, kalsit 2M/h, 1.3M/P-1.1M/P Mata bor komposit berbentuk pisau, mata bor komposit yang diperkuat, mata bor komposit helm, mata bor berlian berlapis bermutu tinggi
Level 8-9 (Hard Rock) Batu mika silika, gneiss, basalt, diorit, piroksenit, kuarsa Anshan porfiri 1,2M/h, 0,3M/P-0,65M/P Mata bor komposit kental, mata bor komposit berbentuk pisau, mata bor komposit helm, mata bor berlian elektroplated konvensional, mata bor berlian polikristalin (TSP) stabil termal
Level 10-11 (Rock banget) Granit, granodiorit, gneiss, rhyolite, kuarsit 0,8M/h, 0,5M/P-0,32M/P Mata bor sintered awak, mata bor berlian elektroplated tingkat rendah, mata bor berlian polikristalin (TSP) stabil termal.
Level 12 (Rock banget) Kuarsit, jasper, angle shale, corundum rock, kuarsa, flint, jasper 0,3M/j, 0,16M/P Mata bor sintered awak, mata bor berlian elektroplated tingkat rendah, mata bor berlian polikristalin (TSP) stabil termal.