Technical Services-SUNGOOD TECH
SUNGOOD TECH Focus On Mining Machinery & Well Drilling Equipment
Oct 06,2026
Leached and Deep-Leached PDC Cutters: Measured Thermal Stability Gains and Selection Guidance
Cobalt leaching lifts PDC cutter thermal limits from 700 to 1000+ C. The 15-30% premium pays in air-drilled hard rock.
Oct 02,2026
PDC Bit Balling in Sticky Clay Formations: How Hydraulic Parameters and Bit Design Work Together
Balling cuts PDC ROP from 15 to 2-3 m/h in clay. Nozzle velocity 4-6 m/s, flow +15-25%, RPM -10-20% restore 11 m/h.
Sep 29,2026
Q4 Tooling Procurement for the Nov-Mar Drilling Season: A Buyer’s Timeline with Real Cost Data
Q4 timeline: order early October; sea freight 25-45 days, clearance 5-10 days; bit cost 8-15% per meter hard rock.
Sep 25,2026
DTH well deepening: 1/3 to 1/5 the cost of new, 3-5 inch hammers, 50-200 m deeper, yield recovery 70-90%.
Sep 22,2026
Upgrading Small Water Well Rigs with Digital Monitoring: What Parameters to Track and What It Saves
Small rig digital monitoring: four parameters, three tiers from $0 to $5,000; novice bit loss per meter falls 25-35%.
Sep 18,2026
TCI vs Milled Tooth Tricone Bits for Deep Water Wells: Sealed Bearings and IADC Codes Explained
TCI vs milled tooth tricone bits for deep wells: 90 MPa UCS crossover, sealed bearings last longer, IADC locks choice.
Sep 16,2026
Prime Steel Bodies and Silver Brazing: ZZSEGU's Standards for Bit Structure and Joints
Silver braze and prime steel, not the cutter, decide whether a bit reaches its rated meters; the joint fails first.
Sep 15,2026
Reading a Used PDC Bit Like a Field Engineer: Dull Grading and the Parameter Errors It Reveals
A pulled PDC bit grades itself: wear form and location map to one parameter error and the meters a fix recovers.
Sep 11,2026
The Economics of Geophysical Water Siting: How One Survey Prevents a Dry Hole
A $150-400 survey cuts dry hole rates from 19-25% to 5-8%, preventing $12,000-18,000 losses per failed borehole.
Sep 09,2026
New Cutters Only, Prime Carbide Only: ZZSEGU's Sourcing Standards for Bit Wear Parts
ZZSEGU specifies virgin cutters, YG11C carbide, and BAg-1 braze; lot codes stay traceable from dock to drill floor.
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