Alloy-scraper-diamond-core-water-well-drill-bit_-full-piece-PDC-drill-bit
Alloy-scraper-diamond-core-water-well-drill-bit_-full-piece-PDC-drill-bit
Alloy-scraper-diamond-core-water-well-drill-bit_-full-piece-PDC-drill-bit
Alloy-scraper-diamond-core-water-well-drill-bit_-full-piece-PDC-drill-bit
Alloy-scraper-diamond-core-water-well-drill-bit_-full-piece-PDC-drill-bit

Alloy scraper diamond core water well drill bit, buong piraso PDC drill bit

Alloy scraper diamond core water well drill bit, buong piraso
Numero ng Mobel: 89MMto113MM#

Ang aming Kagalingan

Integrated forming of tungsten carbide alloy steel
PDC vacuum welding boosts strength, durability,performance
Diverse product line suitable for various fields.

Comprehensive Rock Drilling Reference Table

Pag-uuri/Pangalan ng Stratum Kumakatawan sa Rock Strata Bilis ng Teoretikal na Pagbabarena/Inirerekomendang Haba ng Pull-out Inirerekomendang Drill Bits
Antas 1 (Maluwag na Lupa) Pangalawang loess, pangalawang Hongshi, malambot na buhangin na walang graba at angular na graba, diatomaceous earth 15M/h, 15M/P Alloy drill bit, small-tooth composite drill bit, ordinaryong composite drill bit
Level 2 (Loose Rock) Huangshi/Hongshi/Peaty Clay/Sandy Soil/Uri ng Kaolin 8M/h, 2.4M/P Alloy drill bit, small-tooth composite drill bit, ordinaryong composite drill bit
Level 3 (Soft Rock) Strongly Weathered Shale/Slate/Grazing Rock/Schist/Slightly Cemented Sand Layer 6M/h, 2M/P Ordinaryong composite drill bit, triangle composite drill bit, hugis tinapay composite drill bit, hugis talim na composite drill bit
Level 4 (Bahagyang Soft Rock) Shale, sandy shale, oil shale, carbonaceous shale, calcareous shale, sand shale interlayer, argillaceous limestone 5M/h, 1.7M/P Ordinaryong composite drill bit, triangle composite drill bit, hugis tinapay composite drill bit, hugis talim na composite drill bit
Level 5 (Bahagyang Hard Rock) Gravel at gravel layers, collapse layer muddy slate, sericite chlorite greenstone slate, schist, limestone, marble 3M/h, 11.50M/P Ordinaryong composite drill bit, triangle composite drill bit, hugis tinapay composite drill bit, hugis talim na composite drill bit
Level 6-7 (Medium Hard Rock) Chlorite, mika, slate, Qianmu rock, schist, silicified limestone, calcite 2M/h, 1.3M/P-1.1M/P Hugis-blade na composite drill bit, reinforced composite drill bit, helmet-tooth composite drill bit, high-grade electroplated diamond drill bit
Level 8-9 (Hard Rock) Silicified mica rock, gneiss, basalt, diorite, pyroxenite, quartz Anshan porphyry 1.2M/h, 0.3M/P-0.65M/P Makapal na composite drill bit, hugis-blade na composite drill bit, helmet-tooth composite drill bit, conventional electroplated diamond drill bit, thermally stable polycrystalline diamond (TSP) drill bit
Level 10-11 (Very Hard Rock) Granite, granodiorite, gneiss, rhyolite, quartzite 0.8M/h, 0.5M/P-0.32M/P Body sintered drill bit, low-degree electroplated diamond drill bit, thermally stable polycrystalline diamond (TSP) drill bit.
Level 12 (Labis na Hard Rock) Quartzite, jasper, angle shale, corundum rock, quartz, flint, jasper 0.3M/h, 0.16M/P Body sintered drill bit, low-degree electroplated diamond drill bit, thermally stable polycrystalline diamond (TSP) drill bit.

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