Industry news

Anhui's operating photovoltaic glass capacity is about 16,300 t/d, with a high electric boosting ratio and high electrode consumption intensity. The article explains the quartz sand advantage in Fengyang, the technology output from Bengbu, cold repair cycles and the contract points that matter under annual framework price negotiation, and gives buyers practical responses.

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.

Molybdenum foil is thin and low in stiffness, so thickness tolerance, flatness and surface defects are interlinked across multi-pass rolling. The article explains how pass scheduling, intermediate annealing, lubrication and roll surface management affect finished quality, analyzes the causes of scratches, oxidation and waviness, and gives key points for slitting and pre-delivery inspection as a reference for rolling and quality control operations.

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.

In the first half of 2026, WeiBeam formally established its Customer Service Center, bringing sales, technical and quality resources together to give molybdenum electrode customers full-life-cycle support, from selection advice and installation guidance to usage tracking and rapid response.

Difficulties in tungsten-molybdenum welding center on three points: oxidation, hot cracking and grain growth, rooted in molybdenum's sensitivity to oxygen and its pronounced brittleness at room temperature. The article compares the applicable scope of gas tungsten arc welding, electron beam welding, vacuum brazing and diffusion bonding, explains the role of pre-weld cleaning, preheating and post-weld treatment, and sets out routine joint inspection items and how to judge them.

Treating water-cooled molybdenum electrodes in rock wool furnaces as consumables starts with a unified unit-consumption definition, then breaks down loss in the exposed section, melt-line junction, immersed section and water-cooled section, sets observation indicators for replacement decisions, tiers in-shift and shutdown maintenance, and calculates batching and safety stock so electrode cost becomes comparable, negotiable data.

Molybdenum rod forging commonly runs into two opposite problems: under-forging, which leaves porosity, and over-forging, which induces cracking. This article explains how forging temperature, deformation and annealing schedule affect grain size and hardness, why forging and annealing are alternated, and how to investigate structural defects such as coarse grain, edge cracking and central porosity.

Molybdenum electrode selection for glass electric melting furnaces should start with confirming the furnace type, then back-calculate the electrode cross-section from a 1–3A/cm² current density, and finalize specifications and water-cooling configuration in line with YS/T 1312-2019 and the ≥99.95% high-purity grade.

Molybdenum is hard and only moderately machinable, so wire EDM and electrical discharge machining have become common options. The article explains how discharge parameters, wire selection and dielectric management affect cutting efficiency and surface quality, analyzes how the recast layer forms and how it is removed, and flags precautions for thin parts and multi-pass cutting as a reference for precision machining operations.

Quartz glass melts at high temperatures and is sensitive to impurities, so electrode purity and microstructural density directly affect melt cleanliness. Starting from high-purity quartz sand and the characteristics of electric melting, this article sets out selection points and specification configurations for molybdenum electrodes in quartz glass furnaces.

Returned export documents for molybdenum electrodes mostly relate to inconsistent information. This article gathers four common causes, covering declaration elements, document consistency, origin documents and packaging marks, for item-by-item checking before customs declaration to reduce amendments and port delays.

In 2026, WeiBeam signed a strategic cooperation agreement with a domestic refractory manufacturer to develop joint lining and electrode designs for glass furnaces and industrial electric furnaces, improving the match between molybdenum electrodes and refractories and offering customers an integrated masonry solution.

Glass furnace electrification is accelerating, with a rising share of electric boosting and all-electric melting. The article explains how upgrade projects determine the electrode scheme by furnace type, current density and glass composition, and flags common misconceptions.

When molybdenum is joined to stainless steel, copper or nickel-based alloys, the difference in thermal expansion coefficient and interfacial reactions are the main obstacles. This article analyzes why stress arises in the joint during cooling, compares the applicable conditions of brazing, diffusion welding and mechanical connection, explains the role of interlayer selection and structural compensation, and outlines approaches to leak-tightness and strength testing.

The surface condition of a molybdenum part affects vacuum outgassing, coating adhesion and appearance, and the choice between blasting and polishing depends on the target roughness and cleanliness requirements. This article explains how media, grit size and pressure are matched, compares the differences between several polishing methods, analyzes the risks of embedded contamination and over-polishing, and gives the cleaning and storage points that follow treatment.

Daily and packaging glass is dominated by containers, mostly of the soda-lime-silica system, with large melting scale and long continuous campaigns. Starting from the role of electric boosting, this article sets out the layout differences between sidewall and bottom electrodes, zoned power allocation, current density values and operating maintenance points, and explains the furnace documentation and delivery scheduling needed before a retrofit.

TZM alloy gains high-temperature strength from solution treatment and aging precipitation, and the heat-treatment window is narrow: a slight shift in temperature or time changes the precipitate size. The article explains how solution temperature, cooling rate and the aging schedule work together, analyzes the signs of underaging and overaging, and recommends correcting the process against measured microstructure and high-temperature properties.

Supply of recycled molybdenum material has increased and collection channels are gradually being standardized. The article analyzes changes in scrap classification, pricing basis and flow management, and explains what user facilities should watch for at handover.

WeiBeam reports that TZM (titanium-zirconium-molybdenum) alloy electrodes were successfully trial-produced in 2026. Sample testing shows higher high-temperature strength and creep resistance than pure molybdenum electrodes, offering a new option for long-life electrodes in higher-temperature, higher-load melting duty.

Tungsten and molybdenum are hard and low in toughness, so any carelessness in cutting and grinding during metallographic preparation introduces artifacts that can be misread as material defects. Following the four steps of cutting, mounting, grinding and polishing, and etching, the article explains the key operating points, analyzes how to recognize the deformed layer, smearing and over-etching, and offers a cross-validation approach for interpretation.

No price forecasting here, only inventory management in a volatile environment: dynamic safety stock, staged price locking, make-to-order, billet specification substitution, and the balance between inventory turnover and tied-up capital, with a material-tiered management approach that electrode producers can check against their own purchasing and scheduling.

Tungsten and molybdenum billets have coarse grains and pronounced acoustic attenuation, so probe frequency, coupling method and acceptance criteria all need to be adjusted accordingly. This article explains probe selection and scan layout, analyzes how coarse-grain noise is distinguished from defect signals, and offers recommendations for finished-product testing and acceptance records to reduce misjudgment.

Molybdenum electrodes are easily knocked during loading, transfer and secondary handling, and humid conditions accelerate surface oxidation. Starting from three types of hidden damage, this article explains layered moisture and oxidation protection, locating rather than clamping the electrode in the crate, lifting marks and thread protection, and gives a transport-mode comparison table and an arrival unpacking sequence for warehouse and purchasing staff.