China is a major holder of molybdenum resources and a leading producer. This article reviews the layout of the main domestic mining districts, the division of labor from concentrate to roasting, ferromolybdenum and finished parts, explains changes in processing capability and export structure, and sets out supplier evaluation points from a buyer perspective.
Industry News
Industry news for high-temperature melting: electrode selection, service-life performance and raw-material price movements in glass furnaces, fiberglass tanks and rare-earth electrolysis, supporting procurement and retrofit decisions.
WeiBeam · Electrode solutions for high-temperature melting
145 articles in this category · Page 1 of 5
Article list
Machining chips, spent electrodes and retired parts are the main sources of scrap molybdenum. This article reviews how scrap is classified, the recovery routes and the quality limits of recycled material, analyzes how circular supply affects the raw material market, and offers practical advice on managing molybdenum scrap in-house.
New energy is becoming a new variable in molybdenum demand. This article reviews the role of molybdenum in photovoltaic hot zones and thin-film cells, in electrolysis and catalysis research for hydrogen, and in nuclear structural materials and medical isotopes, assesses how certain each demand curve is, and suggests what to watch in the industry.
Molybdenum price swings make it hard for buyers to judge when to act. This article breaks down the quotation chain from concentrate and ferromolybdenum to billets and finished parts, explains how raw material, yield, processing fees and supply-demand rhythm each affect price, and offers practical ways to set a like-for-like comparison basis and safety stock.
Absolute prices in a molybdenum price weekly are not a sound basis for closing a deal. The article suggests splitting electrode purchasing into three spreads, from concentrate to ferromolybdenum, ferromolybdenum to billet, and billet to finished part, to judge raw material, yield and machining cost movements separately, and gives methods for building a price comparison table, checking specification basis and setting safety stock.
How tungsten and molybdenum are applied in high-density shielding, collimation and counterweight parts. The article explains how density and thickness, blank density, machining accuracy and assembly tolerances affect image quality, reviews receiving inspection items and how to discuss sample trial assembly, and notes that device market access and certification responsibility rest with the system manufacturer, with the test data supplied per lot.
The window for spare-part purchasing before an autumn glass furnace shutdown is usually short. The article gives a molybdenum electrode spare-part checklist across five steps: stock and in-transit review, drawing verification, backward lead-time scheduling, safety stock and handling tools, and recommends updating records after maintenance to inform the next purchasing cycle.
When a PV glass line is expanded, electrode tender documents commonly omit five items: specification boundaries, current density, inspection basis, supply cadence and warranty responsibility. The article explains how each gap affects quote comparability and later changes, and suggests how to fill the clauses.
When waste heat recovery is added to a glass furnace, the heat distribution inside the furnace changes and the heat balance of the electrode zone has to be recalculated. This article explains how heat extraction affects furnace pressure and the temperature regime, analyzes the interaction between electrode cooling, insulation and current distribution, and lists the items to check in parallel during implementation so that local overheating or undercooling can be avoided.
In a glass fiber furnace boosting retrofit, load calculation, electrode count and layout must be confirmed together. The article covers the interfaces from power allocation to sidewall openings, power cabinet matching and commissioning sequence, and recommends aligning the schedules of furnace, electrical and process teams to reduce rework on site.
Molybdenum concentrate quotations have entered a narrow consolidation phase, with transactions driven mainly by immediate needs. The article analyzes the change in sentiment on the raw material side, the longer validity of electrode quotations and the rhythm of maintenance restocking, and offers purchasing advice on locking in volumes in batches.
In the photovoltaic industry, molybdenum targets serve thin-film deposition while molybdenum electrodes serve glass melting, and the two differ clearly in delivery form and acceptance criteria. This article compares their requirements for purity, structure, dimensions and inspection items, lists the terms that are easily confused in purchasing discussions, and sets out the information to state when requesting a quotation.
How tungsten and molybdenum are used as high-temperature structural parts, shielding parts and targets in research facilities and nuclear-related equipment. The article discusses atmosphere limits, material traceability and lot consistency, notes that irradiation effects must be judged from experimental data, and sets out the order of document preparation and sample retention required for safety review.
An observation of how display glass substrate and cover glass melting set requirements on temperature uniformity and bubble and striae control. It discusses the relationship between boosting power distribution, molybdenum electrode layout and current paths, explains how to judge electrode consumption from electrical parameters and measured length, and notes the need to coordinate with batch chemistry and furnace age; consumption judgments should rest on operating records.
Starting from the high-temperature components of hydrogen production, storage and hydrogen metallurgy equipment, this article discusses where tungsten and molybdenum materials might fit in reducing atmospheres and the limits set by oxidation and hydrogen embrittlement, notes that material compatibility still needs experimental verification, and sets out a sequence from small-sample exposure to component-level testing. Conclusions must be confirmed item by item for the actual service conditions.
Cold repairs and restarts of photovoltaic glass lines are clustered, and the inspection and restocking of electric boosting molybdenum electrodes are being moved ahead of ignition. The article reviews cold repair schedules, electrode inspection checkpoints and points to watch during the restart ramp-up.
Spent electrodes are often stacked temporarily after an electrode change, which invites secondary impact damage and mixing of grades. This article describes how to set up a holding area, stack electrodes by condition and keep handover records, so that later sorting and recycling link up smoothly and material does not pile up on site.
This article introduces the matching logic for molybdenum and molybdenum-copper materials in electronic packaging, heat-spreading substrates and heat sinks, analyzes how the coefficient of thermal expansion, thermal conductivity and layered structure design affect reliability, discusses the key points of plating and joining processes, and provides a verification checklist covering thermal cycling, thermal resistance and batch consistency for design and process engineers.
A comparison of molybdenum, tungsten and alumina thermocouple protection tubes for vacuum, inert atmosphere and melt service. It explains that the temperature limit, corrosion resistance and response speed must be weighed together, sets out the trade-offs in wall thickness, insertion depth and installation sealing, and lists the process information and inspection items to confirm before selection; process confirmation should be recorded in writing.
Glass thermal bending and forming molds set requirements for heat resistance, wear resistance and thermal conductivity. This article explains where molybdenum alloys fit in inserts, guide components and localized load-bearing surfaces, compares the roles of graphite, heat-resistant steel and molybdenum alloys, and gives guidance on selecting materials by part, surface maintenance and wear records. Material assignments by part should be written into the process documents.
Glass fiber tank furnaces are entering the maintenance season, and inquiries for molybdenum electrode spare parts have increased. The article analyzes the characteristics of maintenance projects, specification matching for spare parts and delivery management, and highlights details that are easily overlooked when restocking.
Trading in the molybdenum powder market is moderate, and deep-processing companies generally buy against orders. The article analyzes the relationship between powder supply, billet inventory and electrode processing, and explains how costs are controlled under order-based purchasing.
Quotation gaps for molybdenum electrodes mostly come from chain losses between concentrate and finished product. This article explains the cost structure stage by stage, from concentrate pricing, roasting yield and powder reduction to billet route, sintering and machining yield, inspection and packing, with indicative cost shares and a loss-location comparison, plus four questions for breaking a quotation down.
New electronic glass lines are being ignited one after another, and molybdenum parts for forehearths and channels have entered the trial sample stage. The article explains electronic glass requirements for temperature uniformity, the validation process for trial molybdenum parts, and how trial samples link up with volume supply.
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.
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.
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.
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.
Review of export documentation for molybdenum products has tightened, and companies are starting to check product names, composition and end-use declarations in advance. The article reviews common rejection reasons and internal review workflows to help reduce repeated customs handling.
A qualitative look at how molybdenum electrode processing capacity clusters geographically, how raw materials, equipment support, equipment utilization and the distribution of the downstream glass industry shape capacity layout, plus a checklist for buyers assessing delivery, packaging and response capability in cross-region supply, and how different capacity models fit different order structures.