PDC-spiral-core-drill-bit-used-for-hard-granite_-quartzite_granodiorite_and-other-high-hardness-bedrock-layers
PDC-spiral-core-drill-bit-used-for-hard-granite_-quartzite_granodiorite_and-other-high-hardness-bedrock-layers
PDC-spiral-core-drill-bit-used-for-hard-granite_-quartzite_granodiorite_and-other-high-hardness-bedrock-layers
PDC-spiral-core-drill-bit-used-for-hard-granite_-quartzite_granodiorite_and-other-high-hardness-bedrock-layers
PDC-spiral-core-drill-bit-used-for-hard-granite_-quartzite_granodiorite_and-other-high-hardness-bedrock-layers
PDC-spiral-core-drill-bit-used-for-hard-granite_-quartzite_granodiorite_and-other-high-hardness-bedrock-layers
PDC-spiral-core-drill-bit-used-for-hard-granite_-quartzite_granodiorite_and-other-high-hardness-bedrock-layers
PDC-spiral-core-drill-bit-used-for-hard-granite_-quartzite_granodiorite_and-other-high-hardness-bedrock-layers
PDC-spiral-core-drill-bit-used-for-hard-granite_-quartzite_granodiorite_and-other-high-hardness-bedrock-layers
PDC-spiral-core-drill-bit-used-for-hard-granite_-quartzite_granodiorite_and-other-high-hardness-bedrock-layers
PDC-spiral-core-drill-bit-used-for-hard-granite_-quartzite_granodiorite_and-other-high-hardness-bedrock-layers
PDC-spiral-core-drill-bit-used-for-hard-granite_-quartzite_granodiorite_and-other-high-hardness-bedrock-layers
PDC-spiral-core-drill-bit-used-for-hard-granite_-quartzite_granodiorite_and-other-high-hardness-bedrock-layers
PDC-spiral-core-drill-bit-used-for-hard-granite_-quartzite_granodiorite_and-other-high-hardness-bedrock-layers

PDC bor spiral inti digunakake kanggo granit atos, kuarsit, granodiorit, lan lapisan batuan dasar liyane sing duweni kekerasan dhuwur

Bor spiral PDC sing dipateni iki nduweni desain spiral unik sing ngoptimalake evakuasi chip, nyuda penyumbatan lan gesekan nalika ngebor. Desain iki ora mung nambah presisi pengeboran nanging uga sacara...
Nomor Mobel: 75#standar

Kerajinan Kita

Diverse product line suitable for various fields.
PDC vacuum welding boosts strength, durability,performance
Integrated forming of tungsten carbide alloy steel
Applications of drill bits in various rock layers and scenarios READ NOW
Model **
Brand FENGSU
Type Drill bit
Material Aolly
Size Range **
Thread Type **
Recommended Formation **
Origin HUNAN，China
Packaging Carton or Wooden Box

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.

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