Études évaluées par des pairs, collaborations universitaires et résultats de la recherche et du développement.
Most Engineers Underuse Tungsten Carbide Strips — Here’s What They’re Missing A quarry maintenance manager in Australia was replacing 12mm mild steel chute liners every six weeks. The abrasive granite aggregate wore through the steel at the impact point, and the downtime for liner swaps was costing two shifts of production every cycle. He […]
Tungsten Carbide Strips — 7 Industrial Applications | Ruixin Lire la suite »
The Steel Liner Cycle That’s Costing Mines a Shift Every Two Months An iron ore processing plant in Western Australia was replacing secondary crusher liners every seven weeks. Hardox 500 steel — the premium wear plate option — was wearing through at the impact zone where 150mm ore drops six meters onto the liner
Mining Carbide Wear Parts — Crusher Liners & Chutes | Ruixin Lire la suite »
Why Tungsten Carbide Slurry Pump Components Fail — and How the Right Grade Prevents It The wrong grade in your tungsten carbide slurry pump components doesn’t gradually lose performance: it fails suddenly and takes the pump casing with it. A mining operation in Western Australia running mill discharge slurry replaced their Ni-Hard liners with tungsten
Tungsten Carbide Slurry Pump Components — Liners, Impellers & Seal Rings | Ruixin Lire la suite »
The Button Shape That’s Costing You Meters Per Shift A drilling contractor in Scandinavia was running spherical carbide buttons on a DTH hammer in mixed ground — granite intrusions alternating with softer gneiss. Penetration rate was 12 meters per hour in the granite, acceptable for the formation. But in the gneiss sections, the spherical
Carbide Button Geometry — Spherical vs Conical vs Chisel Guide | Ruixin Lire la suite »
Why Underground Face Drilling Destroys the Wrong Carbide Grade Underground jumbo drill bits for face drilling fail differently than surface DTH or rotary bits. Using the wrong carbide grade turns a single bit into a recurring replacement cost that compounds across every blast round. The fundamental difference is mechanical. In underground face drilling, the
Jumbo Drill Carbide Bits: Hard Rock Grade Guide | Ruixin Lire la suite »
A Quarry Operator’s Steel Bucket Lip Lasted 600 Hours. Carbide Pushed It Past 2,400. The lip of an excavator bucket takes the full force of every load cycle: sliding abrasion as material pours over the edge, impact as the bucket teeth break through compacted rock, and gouging from oversized fragments scraping across the cutting
Excavator Carbide Lip Protection — Wear Solutions | Ruixin Lire la suite »
Why Full-Depth Reclamation Destroys the Wrong Asphalt Recycler Carbide Grade Selecting the right asphalt recycler carbide tips full depth reclamation grade starts with understanding one fact: the cutting interface on a reclaimer drum is fundamentally different from surface milling. A Wirtgen WR250 cutting at 400 mm depth doesn’t encounter uniform asphalt. It encounters a
Asphalt Recycler Carbide Tips — FDR Grade Selection | Ruixin Lire la suite »
Why Quarry Blast Hole Drilling Punishes the Wrong Carbide Grade Quarry blast hole drilling is not mining drilling. In a quarry, you drill the same bench, the same rock type, the same hole diameter, shift after shift, hundreds of holes per cycle. The predictability is an advantage if your quarry blast hole drill carbide
Quarry Blast Hole Carbide Bits: Grade by Rock | Ruixin Lire la suite »
The Problem: How Residual Porosity Limits Carbide Density and Fatigue Life A tunnel boring machine advancing through mixed-face granite at 150 MPa compressive strength was losing disc cutter rings at 40% of expected life. The supplier had delivered carbide rings that passed HRA inspection and density checks on paper. But metallographic analysis told a
HIP: Carbide Density & Fatigue Life Guide | Ruixin Lire la suite »
Introduction A grade spec sheet reads perfectly: HRA 89.0, density 14.65 g/cm³, flexural strength ≥2,200 MPa. The material test report looks clean. But the first production batch of roadheader picks fails after 40% of expected service life. The failure mode isn’t abrasion: it’s chipping and localized fracture. Ruixin’s own tungsten carbide plant in Jinan
WC Sintering Defects: Causes Detection Prevention | Ruixin Lire la suite »
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