Molten Spray Coating TRIZ Cases

A smooth hard-to-steel material gradient helps valve seats resist wear, corrosion, and thermal-stress cracking in high-pressure pumps.

An iron-alloy and tungsten-carbide friction coating uses energy-beam bonding to cut brake wear, corrosion, cracking, and particulate emissions.

A dual-layer brake disc coating uses a steel interlayer and tungsten carbide composite surface to improve adhesion, wear resistance, and corrosion protection.

A disconnectable drive source lets the worktable rotate continuously without motor wiring entanglement, expanding machining range and stability.

A fused rare-metal bond coat plus oxide or carbide top coat resists corrosion, wear, and delamination in harsh high-temperature service.

By coating Fe-based amorphous alloy on a plate before pipe forming, small-diameter pipes keep dense inner coatings with strong wear and corrosion resistance.

Surface coatings with embedded hard particles raise interface friction in bolted joints, limiting slippage and clamp load loss.

Atomized Co-based powder forms a dense hearth roll coating with uniform Cr7C3 dispersion to resist oxidation, pickup, and buildup.

Microscopic friction coatings on bolted interfaces raise friction, limit clamp load loss, and reduce slippage without added friction members.

A Ni-free Co-Mo-Cr-Si coating protects in-furnace structures from sulfurization and high-temperature corrosion, extending service life.

A cold-sprayed adhesion layer enables laser joining of steel to diecast aluminum with high strength, low warpage, and faster cycle times.

A CMAS outer layer seals silicon oxycarbide coatings against oxygen diffusion and steam recession in gas turbine components.

A zinc base layer and Al-Si top coat give heat exchanger tubes corrosion protection and brazing capability without cladding.

A boron-rich powder feedstock balances wear resistance, toughness, and weldability by reducing unmelts and controlling dilution in bulk welding.

Varying coating thickness over notches creates fracture zones that control chipping during track bushing assembly and extend coating life.

A lower-modulus raised pad added before marking absorbs stress from stamping or design formation, helping protect the substrate from cracking.

Near-spherical borides and borocarbides in a ferrous matrix enable hardfacing that resists abrasion without sacrificing toughness.

Laser-formed grooves with controlled pitch, aspect ratio, and opening improve coating fill and adhesion on ceramics while limiting oxide film formation.

A sub-25 micron particulate overlay coating preserves non-smooth surface texture while delivering uniform coverage and hard chrome-like wear resistance.

Laser-welded metal filler builds undercuts on a corrosion-protected surface, improving plastic-metal adhesion without weakening the substrate.

High-pressure cold spray coats rolling bearing components on non-sandblasted surfaces, preserving tolerances while improving adhesion and corrosion resistance.

A lower-modulus raised pad added by spray deposition isolates marking stress from the substrate and helps prevent cracks in coated articles.

Pre-mounted cutting blanks are thermally machined into micro-toothed edges, cutting roughing tool assembly time while improving concentricity.

A thermal-sprayed adhesive layer enables fast pressure welding of aluminum die-cast and dissimilar components with strong joints and lower process complexity.

Plastic-deformation honing fills exposed pores in iron spray coatings on aluminum cylinder bores, cutting oil consumption while keeping low friction.

Thermally sprayed sliding layers on gearbox axles replace bearing bushes, simplifying maintenance while reducing creep-related position loss.

A tuned aluminum extrusion alloy balances Mn, Mg, Zn, Cr, and heat treatment to resist pitting while preserving tube formability and strength.

Additive manufacturing places corrosion-resistant material on the core so casting forms protected valve body interiors with lower cost and rework.

An Fe-based amorphous spray coating helps pipes resist biomass-driven high-temperature corrosion, peeling, and cracking in power systems.

Layered laser remelting builds a porous implant surface with a dense bearing region that supports bone ingrowth while blocking polymer leakage.

A disconnectable table drive and movable counterweight enable continuous high-speed rotation without wiring entanglement in thermal spray processing.

A staged coating and machining process forms aligned meter and diffuser sections to improve turbine cooling flow and thermal management.

Optical reference detection locates coated cooling fluid openings for precise reopening, cutting manual steps, time, and positioning errors.

Directly deposited ceramic-metal layers on a titanium brake band improve wear and corrosion resistance while preventing coating detachment.

Top-down airflow with near-workpiece suction improves cooling and removes unmelted metal powder and dust during laser coating.

Axially spaced disc milling cutters form multiple bore microgrooves in one pass, reducing vibration, assembly complexity, and machining time.

A laser-welded metallic intermediate layer improves brake disk coating adhesion, blocks crack growth, and strengthens wear and corrosion protection.

Beta-phase stabilizers alloyed into titanium during nitriding create harder, thicker wear layers while reducing thermal stress cracking.

Lower-density BAM hardfacing replaces tungsten carbide to prevent particle settling, reduce cracking, and keep wear protection uniform.

Laser-clad connecting and wear layers on an undersized rail brake disc friction area cut wear, improve adhesion, and extend service life.

A low-nickel austenitic steel layer with hard particles protects gray cast iron brake discs from corrosion and wear while enabling thickness measurement.

An inert-gas repair zone enables downhole thermal spray to restore damaged wellbore casing without reducing internal diameter or pressure rating.

Microwave plasma dissociates hydrocarbon gas to grow graphene on molten metal particles, improving carbon distribution and covetic consistency.

A thin internal carbide-metal coating boosts casing wear resistance during drilling without increasing pipe mass or restricting drill string passage.

Pulsed water jet activation, nitrocarburizing, oxidation, and thermal spray improve brake disc coating adhesion, wear resistance, and corrosion protection.

A bimodal particle mixture with a metallic binder improves wear-layer hardness and consistency, extending tool life under abrasive use.

Coated tungsten carbide hardfacing and a buffering layer improve braze wetting and keep PDC cutters bonded in steel body drill bits.

Pre-impregnated MMC tape is braided on a mandrel, then heat and pressure consolidate the preform without difficult molten metal infiltration.

A thermal sprayed metallic layer enables lap-joint welding of unweldable material pairs while limiting heat damage, cracking, and embrittlement.

A nitrocarburized underlayer and carbide coating stack help brake discs resist wear and oxidation without coating flaking.