Molten Spray Coating TRIZ Cases

A mask jig uses an imide-based resin cover to prevent film adhesion during thermal spraying processes.

A stress relief layer preserves structural integrity of ceramic parts during thermal cycling, extending process kit life and reducing maintenance downtime.

Tangential gas jets form a vortex around the plasma plume to remove unconsumed powder, eliminating faceplate accumulation and reducing shutdown frequency.

Plasma spray deposits fully molten ceramic droplets onto preheated turbine substrates to form dense protective layers.

An adhesion-promoting resin and microballoon layer bonds metallic coatings to composite aircraft skins, resolving poor adhesion and porosity issues.

Pre-sintered ceramic components receive abrasive blasting to increase surface roughness for coating adhesion.

A substrate support reverses refrigerant flow direction periodically to maintain uniform heat exchange across the main body.

Thermal spraying softer alloy coatings onto abrasive-blasted armor steel surfaces to secure durable adhesion.

A yttrium-based granular powder mixed with silica lowers the melting point to suppress pore formation during thermal spray deposition.

Laser cleaning removes mixed oxides from aluminum coatings to form alpha alumina, preventing adhesion degradation in thermal barrier systems.

Multi-cation rare-earth monosilicate layer reacts with calcium magnesium alumino-silicate deposits to form stable apatite phases.

Cold-spray deposition embeds meta-stable high-hardness particles in a malleable matrix to form graded armor.

Varying splat layering in a planar sputtering target generates localized porosity to absorb internal stresses and counteract local avalanching erosion.

Ceramic-lubricant matrix eliminates metal phases to prevent galling, enabling tighter clearances in turbine engines.

Localizing thermal barrier coatings on suction sides and platforms reduces weight and cost while maintaining heat resistance.

Cold gas-dynamic spraying deposits tungsten carbide coatings onto gun barrel mandrels to reduce vibration and control heat during firing.

Selective PTWA coating reduces crevice volume in pistons and cylinder bores, lowering hydrocarbon emissions while maintaining structural integrity.

Partly melted YSZ particles maintain internal porosity to reduce thermal conductivity and prevent sintering densification.

A rare earth element oxyhalide and halide mixed crystal thermal spray material forms compact coatings with enhanced plasma erosion resistance.

A metallic precursor setting layer bonds hollow microspheres to ferrous alloy components through controlled heating and cooling cycles.

A CMAS-resistant thermal barrier coating incorporates a reactive material within the protective layer to limit infiltration.

Using identical powder for blasting and coating eliminates residual inclusions that weaken adhesion on aircraft engine components.

Composite aluminum and zinc coatings withstand jet engine thermal stress while maintaining nonslip deck safety.

Concave portions at region boundaries moderate surficial pressure to prevent film peeling and extend plug lifetime.

Plasma coating device deposits corrosion protection layers using a relaxation space to control precursor fragmentation.

Solid feed cords eliminate liquid suspension instability and agglomeration.

A water-reactive aluminum film dissolves in moisture to release adhered deposits from chamber components.

Attaching wall members to the base material prevents outermost layer detachment and sloped side surfaces during rapid thick film growth.

Amorphous mixed metal oxide feedstocks replace crystalline nanopowders to eliminate equipment clogging and chemical heterogeneity in thermal spray processes.

Selective ceramic coating prevents fatigue cracks in high-stress zones, extending component service life.

A plasma spraying device uses a throttling portion to accelerate gas flow.

Liquid injection into a thermal spray gas column cools suboptimal particles, preventing poor adhesion and removing debris to improve coating integrity.

Reactive metal powders undergo exothermic oxidation during plasma spraying, creating chemical bonds that reduce powder waste and lower manufacturing costs.

A plasma spraying device deposits metal feedstock powders onto battery electrodes using controlled electric power.

A nickel-based thermal spraying alloy powder with optimized chromium and boron content forms protective coatings on heat transfer tubes.

An automated pressing device replaces manual insertion to eliminate operator variability and ensure consistent plating on turbine components.

Ceramic thermal barrier coatings on steel pistons reduce heat transfer, preventing overheating and oxidation while improving fuel economy.

Progressive wear zones minimize blade tip contact while maintaining narrow gaps for standard and fast start modes.

SiO2 oxide layers form on NiCr particles to bond h-BN lubricants, suppressing adhesive wear and maintaining machinability at 800°C.

Plasma jet deposition creates durable hydrophilic coatings on fuel cell plates, preventing water stagnation that reduces efficiency at low power outputs.

Vacuum hot pressing densifies solid oxide fuel cell electrode substrates, resolving the trade-off between gas permeability and mechanical strength.

Laser shock peening implants residual compressive stress to refine grains, reducing brittle peeling in flow passage components.

Metal oxide coating achieves high gloss through controlled surface roughness.

A multilayer yttria-stabilized zirconia coating system deposits a dense outer ceramic layer to block molten contaminant infiltration.

Cryogenic cooling jets during plasma spraying reduce internal stresses and oxygen content in refractory metal targets.

A CMAS mitigation layer comprising rare earth oxides and zirconia protects environmental barrier coatings from chemical degradation.

Co-deposited metal precursor particles decompose to form fine pores, reducing permeability and air leakage.