Welding/Cutting Media/Materials TRIZ Cases

A multi-metal bonding layer joins ceramic and metal at lower temperatures while avoiding silver migration and preserving thermal and electrical conductivity.

Additional weld material lowers seam gamma factor to 0.39 or less, preventing small cracks in high-strength laser welded steel blanks.

A tuned Sn-Ag-Cu-Sb-In-Ni-Bi solder composition improves wettability and resists thermal-stress joint rupture in electronic assemblies.

Angled miter surfaces enable vacuum brazing of titanium and steel club head parts with self-centering fit, lower machining burden, and durable joints.

An angled miter joint brazes a thin titanium face plate to a steel club body with lower machining complexity, reduced stress concentration, and stronger joining.

A water-free flux using citric acid and selected surfactants improves solder wettability while preventing ball missing after reflow and washing.

A flux using 2-hydroxyisobutyric acid and mixed surfactants suppresses solder-joint voids while preserving wetting and oxide removal.

A mixed-resin flux with carboxylic acid and amine cuts dendrite growth and electromigration, helping dense electronic modules avoid shorts.

Austenitic filler wire, a 0.30 mm+ gap, and controlled feed volume keep Si-steel laser welds tough and resistant to line-threading fractures.

A tubular wire core with rare earth silicides and organic stabilizers keeps the arc stable and limits porosity on coated thin metals.

A triol solvent and monoamide thixotropic agent reduce solder voids in power semiconductor joining while improving slump control and thermal conductivity.

Balancing Cu, Ni, P, and Ge helps Sn-Cu solder cast to target thickness while limiting oxidation, viscosity rise, and mold wetting issues.

A three-layer aluminum brazing sheet enables flux-free inert gas brazing while protecting core strength, corrosion resistance, and fillet formation.

Rotating the solid brazing material raises coating amount on aluminum plate while limiting friction and preserving running stability.

Alloying Sn-Cu solder with Ni, Ge, and other elements raises melting stability to limit die tilt, voids, and interconnect degradation in multi-step assembly.

A 3XXX aluminum interliner between core and brazing layers limits liquid film migration, improving heat exchanger joint corrosion resistance.

A Cu-Sn-P composite layer on ultra-fine copper strands lowers brazing temperature while reducing brittleness and preserving wetting and joint strength.

Rotating dual laser beams stir the weld pool in Al-Si coated steel to control aluminum distribution and produce uniform weld strength.

Intermetallic phases from tuned Bi, Ag, Cu, Ni, and Sb content keep low-melting Sn-Bi solder joints hard and stable under heat cycling and current.

A solid brazing composition uses flux, wax, and a viscosity reducer to improve flux dispersibility, coating workability, and drying-free application.

An inward-folded support flange and planar filler increase contact area, prevent burn-through, and strengthen brazed light-gage tube joints.

A mixed melting and non-melting brazing alloy cuts porosity and base-metal erosion in brazed plate heat exchangers while preserving joint strength.

Low surface Mg and a core-to-clad Mg gradient suppress MgO film growth, enabling flux-free aluminum brazing in nitrogen.

An Ag-free Cu-Mg-active metal brazing layer boosts copper-ceramic joint strength by limiting brittle phases and void formation.

Adjusted lay length in a cable-type welding wire lowers penetration depth and dilution rate while preserving deposition efficiency for thinner surfacing layers.

A modified Ag-Cu-Zn brazing alloy improves wetting on Ag-metal oxide contacts, removing the need for a costly silver backing layer.

A Ni-Cr-P-B-Cu brazing alloy lowers joining temperature below 1000°C while preserving stainless steel wettability and corrosion resistance.

A rosin and thixotropic-agent flux composition keeps solder paste viscosity stable at 30°C while reducing residue coloration and preserving reflow and cleanability.

A multilayer brazing sheet uses an Mg-rich intermediate layer to break oxide films and suppress Si diffusion for stable fluxless brazing.

Cladding alloys with oxide-breaking promoter agents enable fluxless aluminum brazing, improving joint stability and corrosion resistance.

A Ni-Cr-P-Si-B amorphous foil removes binder burnout, cuts furnace contamination and material use, and preserves corrosion-resistant brazed joints.

Multi-step distillation uses lead as a carrier to remove impurities from mixed solder feedstocks and deliver consistent high-purity lead and tin products.

A Sn-Ag-Cu-Bi-Sb-Co-Fe solder composition suppresses spalling and voids in ECU joints while improving heat-cycle durability.

Mixed salts form in-situ nanoparticles during welding, cutting 7XXX aluminum hot cracking while refining grains and strengthening joints.

A dicarboxylic acid and imidazole flux helps low-melting lead-free solder paste suppress solder balls and improve joint reliability.

A tin-indium-zinc-silver solder on a copper connector with an iron-nickel layer reduces glass cracking and keeps joints stable at high temperature.

A Ti, Zr, or Hf-enriched copper interface helps tungsten-copper joints resist heat and brittleness without nickel-heavy brazing.

Combining explosion bonding, a diffusion-resistant interlayer, and roll bonding creates stronger aluminum-steel transitions for high-temperature smelting.

A dual-alloy Sn-Cu solder paste creates a variable melting point to inhibit remelting, prevent bridging, and maintain bond strength in multi-reflow packaging.

A tuned Al-Mn core alloy balances strength, corrosion resistance, brazability, and formability for thinner brazed heat exchanger parts.

An inward-folded tube flange and planar filler increase contact area, prevent burn-through, and help light-gage T-joints meet the 3T rule.

A dual-powder Sn and SnSb solder paste suppresses voids while preserving wettability and joint reliability without raising reflow heat excessively.

A balanced imidazole, dicarboxylic acid, and iodine salt flux improves SAC solder wettability while suppressing voids and whiskers.

A staged soft cooling module and cold trap remove solder residues before final cooling, reducing fouling and cavity-prone joints.

Low-liquidus SnBi and SnIn solder compositions cut reflow heat for sensitive components while improving ductility and thermal fatigue resistance.

Trace eutectic-forming alloy additions improve molten aluminum weld fluidity, reducing defects and supporting faster welding speeds.

Organic carboxylic acid activators replace halides in solder paste to improve wetting, cut residue and corrosion, and maintain insulation resistance.

A polyamide thixotropic flux with a 120-200°C endothermic peak helps solder paste resist reflow sagging on large substrates.

Controlling weld slag Si and Mn through shielding gas enables complete electrodeposition film formation and better corrosion resistance.

A silver-copper-zinc solder alloy lowers brazing temperature to protect PCD while maintaining high joint shear strength.