Industry news

When three-phase currents diverge, adjusting the power setpoint directly usually treats the symptom rather than the cause. This article sets out a troubleshooting sequence across instrumentation and power supply, connections and contacts, and electrode and melt condition, with notes on what to record for later review.

Recycling spent molybdenum electrodes is not only about sorting and packing; the weighing basis, quotation factors and settlement milestones also affect the final return. This article reviews the key steps of the commercial process to reduce handover disputes.

Across three aspects, the staging of the temperature curve, furnace atmosphere and heating rate, the article explains the logic of densification control in molybdenum crucible sintering, analyses how an insufficient hold and overfiring affect grain size and toughness, and gives an outside-in troubleshooting sequence for low density, distortion and cracks, for orderly checking and adjustment on site.

E-glass melts at high temperature and has high melt resistivity, pushing the electrode challenge into the power supply and insulation system. This article maps the tank furnace molybdenum part list, the material boundary between high-temperature molybdenum and TZM, and two failure paths, grain-boundary penetration and current redistribution, as a reference for campaign-cycle purchasing.

The recovery value of spent molybdenum electrodes depends directly on how clearly they are sorted at the front end. This article explains sorting by surface condition, size and grade, and sets out the full practice for packing labels, weighing records and handover verification.

Across bottle and jar, tableware, opal and crystal glass melting, this article breaks down how molybdenum electrodes differ in electric boosting, all-electric melting and forehearth electric heating, explains electrode spacing, colorant corrosion limits and batch replacement timed to furnace campaign life, and serves as a reference for furnace retrofits.

In autumn 2026, WeiBeam exhibited its molybdenum electrode products and selection guidance for glass furnace electric boosting at the International Glass Industry Exhibition, exchanging furnace operating conditions and electrode experience with many domestic and international glass producers and collecting a number of cooperation leads.

This article covers turning, grinding and end-face machining of molybdenum crucibles, explains how workholding affects roundness and wall thickness variation, and describes how perpendicularity and surface roughness are inspected. It also sets out a five-step traceback path for out-of-tolerance dimensions, covering blank allowance, workholding, tooling, machine tool and measurement, so process and quality teams can work together.

Installation and maintenance of electric boosting electrodes in fiberglass pool furnaces center on port position verification, insertion depth, water cooling and contact resistance. This article sets out the six-step installation procedure, routine maintenance points, a troubleshooting table for abnormal conditions, and record-keeping recommendations for planned maintenance.

Starting from charge weight and melt hydrostatic pressure, this article explains how to set side wall thickness, bottom thickness and transition radius for molybdenum crucibles, and compares the operating risks of being too thin and too thick. It helps design and purchasing teams balance furnace space, load capacity and thermal stress, and provides a basis for drawing reviews.

Responding to the delivery checks customers ask about most often, WeiBeam has organized documents, appearance and dimensions, and nonconformance feedback into self-inspection points, so receiving staff can work step by step and reduce back-and-forth caused by incomplete information.

Rare earth molten salt electrolysis demands high purity, density and conductivity stability from molybdenum electrodes. This article compares the ≥99.93% standard minimum with the ≥99.95% high-purity grade in terms of impurity control, high-temperature structure and molten salt interference, and summarizes density, resistivity and other indicators.

This article analyzes crucible deformation in sapphire crystal growth under high-temperature creep, thermal stress and charge load, discusses the influence of support seats, restraint clearance and staged heating and cooling profiles, and describes a reuse assessment method based on recording dimensions per run and setting warning values, for thermal field design of crystal growth furnaces.

Replacing a cracked molybdenum crucible with a new one often lets the same problem return in the next batch. This article sets out an investigation along four lines: reading the fracture surface, verifying the material, reviewing structure and charging practice, and re-checking the thermal field. It explains what crack direction and fracture morphology indicate, and gives an attribution approach for single-part, batch-wide and fixed-azimuth failures.

Differences in molybdenum electrode appearance are limited, so quality judgment must rest on verifiable data. This article breaks down seven indicators: molybdenum content, density, structure and grain, resistivity, dimensional tolerance, internal defects and batch consistency. It explains test methods, report pitfalls and the incoming acceptance flow, and reviews three cases where missed acceptance items caused early failure.

This article discusses three functions of internal coatings in molybdenum crucibles: isolation, wetting adjustment and oxidation resistance. It explains that coating selection must match melt composition, service temperature and furnace atmosphere, and lists three contamination risks, namely coating particle shedding, interfacial reaction and high-temperature volatilization, with preventive measures for confirmation at the selection stage.

Written for raw-material procurement in electrode billet production, this article explains how molybdenum powder particle-size distribution, apparent density, oxygen content and impurities such as iron, nickel and carbon affect pressing and sintering, and gives practical guidance on incoming sampling items, sampling coverage, sample retention periods and handling of abnormal batches so that purchasing and process staff work to one acceptance standard.

A post-service inspection checklist for molybdenum crucibles covering wall-thickness loss, bottom distortion, rim ovality, cracks and the inner-wall reaction layer, plus how to place ultrasonic thickness measuring points and calculate the thinning rate, and the criteria for three dispositions: continued use, downgraded use and scrap, to reduce premature retirement and mid-run failures.

Rare earth electrolysis cell upgrades continue to advance, and molybdenum electrode demand is shifting from pure volume growth to structural replacement. The article analyzes how cell design changes, fluoride salt corrosion and electrode maintenance practice affect purchasing.

This article describes cleaning media, drying methods and preheating schedules for molybdenum crucibles before and after use, analyzes how residual material, oil and moisture affect pump-down and the first melt, and provides a checklist from scrubbing and rinsing to drying and no-load preheating, plus first-run inspection points for on-site work procedures.

The key to custom machining molybdenum electrodes is translating operating parameters into an executable drawing. This article lists the four categories of information needed before inquiry (form, connection, operating conditions and lead time), breaks down the process flow from drawing review to inspection and delivery, and gives drawing annotation rules, recommended tolerances and a comparison of threaded, welded and clamped connections.

How the gap between crucible outer diameter and coil inner diameter affects magnetic coupling, circumferential thermal uniformity and insulation safety in induction melting, how crucible height should match coil turn spacing, and an evaluation path that adjusts installation deviation, insulation layers and coil parameters in that order for furnace retrofit and commissioning work.

Ceramic fiber (aluminosilicate fiber) and rock wool are both aluminosilicate high-temperature fibrous materials, and their melting and fiber-forming stage is shifting from flame pool furnaces to electric melting furnaces. Focusing on the aluminosilicate melt environment, this article sets out molybdenum electrode selection, current density control and maintenance points.

After multi-pass rolling, grains in molybdenum plate elongate along the deformation direction and a texture forms, so room-temperature strength, elongation and bending behavior change with the sampling direction. This article explains where the directionality comes from and how it shows up in test data, gives avoidance practice for blanking, bending, deep drawing and machining, and covers how purchasing and acceptance should specify rolling-direction marking and sampling orientation.