HVOF Thermal Spray Machine for Inner Bore Anti-Wear Coatings

Main Control Cabinet (HV-8000H)

1.Fully imported core accessories, imported mass flow meter, full closed-loop system, high-performance PLC control

Sturdy design, imported valves, pressure switches, flow switches, sensors, quality and European and American equipment.

2.Touch screen operation, intelligent automatic operation;

3.Process parameters are clear at a glance on the touch screen panel;

4.One-button operation, which can realize the automation and real-time detection of the spraying process, and a number of alarm prompts can respond immediately to system failures.

HV-80S type kerosene supersonic flame spray gun

1.Our patented physicochemical nozzle and combustion chamber for kerosene ensure complete combustion without carbon deposition.

2.The flame flow velocity remains stable and surpasses that of competing brands, resulting in a more potent jet force.

3.The fuel utilized is aviation kerosene, with oxygen serving as the combustible gas. The combustion process achieves high temperatures, and the supersonic flame flow is amplified sevenfold through the utilization of a Laval tube.

4.A unique dual-channel waterway design provides adequate cooling, enabling continuous operation for 24 hours without interruption.

HV-80D/HV-80M kerosene supersonic flame inner hole spraying gun

1.Kerosene and oxygen as fuel for the spray gun (hydrogen and nitrogen can also be added) are safe and suitable for more powder

2.The flame direction of the nozzle is designed to be angled, the body of the gun body does not need to be tilted, and the flame of the gun can be directly perpendicular to the internal surface of the workpiece.

3.The main body of the spray gun can be made of light and high-temperature resistant material as an extension rod, and the extension rod can be customized ranging from 1-2 meters

4.The spray gun is equipped with a full closed-loop control system and adopts a mass flow controller to ensure the stability of spraying.

HV-80E kerosene Supersonic flame bore gun	Project	Parameter
	Recommended spray bore diameter	≥90mm
	Barrel length	Standard 600mm, customizable up to 3000mm in
	Flame speed	2000m/s
	Flame temperature	3000℃
	Spray rate	1.2-1.8 kg/h（Tungsten carbide）
	Coating porosity	≤1%
	Coating bond strength	＞ 60Mpa
	Spray powder particle size	2~10μm or 5-15μm
	Cooling method	Water
	Cooling water flow	1.3m³/h

HV-8000H integrates abundant optimized functional modules, with competitive edges concentrated in ten core industrial-grade strengths, perfectly matched for decarbonization, clean energy, fuel cell, transportation and chemical manufacturing workshops equipped with supporting electrolysis of water to produce hydrogen equipment:

1.Touchscreen intelligent control with full closed-loop automatic control architecture. All gas supply pipelines adopt mass flow controllers to enable real-time flow tracking, automatic adjustment to locked process setpoints, fully compatible with low energy consumption hydrogen production auxiliary equipment.

2.Adopts aviation kerosene as primary fuel, with hydrogen & nitrogen from matched electrolysis of water to produce hydrogen units added for inner bore precision spraying; oxygen serves as combustion-support medium, delivering the safest controllable combustion cycle available for large-scale plant thermal spray lines.

3.Spray gun engineered based on rocket generator aerodynamic design, max combustion chamber pressure hits 150 PSI, supersonic flame flow velocity exceeds 2000 m/s, stepless adjustable high power output to fit decentralized small-scale and at-scale continuous production.

4.Radial powder feeding spray gun architecture delivers superior powder melting performance with even powder dispersion across the full flame stream, lifting coating coverage efficiency and high-purity output coating quality for all workpieces treated alongside electrolysis of water to produce hydrogen clean energy systems.

5.Built-in process formula storage & one-click recall function; users can add, edit and lock custom process parameters, storing up to 8000 groups of spraying recipes for fast switching between chemical, fuel cell, transportation component coating tasks.

6.System structural optimization prioritizes flame velocity boosting while locking controllable temperature bands; verified industrial testing confirms coatings produced feature ultra-high bonding strength, maximum density, and surface compressive stress ideal for zero-emission low-carbon process manufacturing.

7.Full closed-loop fuel flow control paired with modular assembly architecture, managed by high-performance PLC controllers to guarantee simplified, fail-safe operation for custom suppliers serving USA and Europe thermal spray factories.

8.Optimized combustion chamber design accelerates particle velocity to 1100 m/s (3300–3900 feet per second), outpacing competing HVOF hardware when deployed alongside hybrid energy wind-powered electrolysis of water to produce hydrogen workshops.

9.Maximum compressive stress coating thickness surpasses 10 mm, with superior microhardness versus mainstream market HVOF alternatives: HV-8000H WC-Co coating microhardness reaches 1450, while conventional gas-fueled HVOF spray guns only deliver 900–1100, ideal for high-demand decarbonization heavy industry paired with hydrogen production water electrolysis lines.

10.The HV-8000H high-pressure HVOF system delivers premium industrial-grade coating quality, with coating bonding strength up to 70 MPa, the optimal custom thermal spray hardware for global suppliers building full zero-emission production lines with integrated electrolysis of water to produce hydrogen infrastructure.

Q. What sets your ultrasonic thermal spray equipment apart from competitors?

A: Our ultrasonic thermal spray equipment stands out due to its advanced ultrasonic atomization technology, which ensures more uniform and dense coatings with excellent bonding strength. It also offers higher deposition rates and the ability to spray a wider range of materials, making it versatile for various applications across different industries.

Q:Can your equipment handle large-scale industrial projects?

A: Absolutely. Our ultrasonic thermal spray equipment is designed to handle both small-scale and large-scale industrial projects. It features robust construction and high-performance capabilities, ensuring consistent and reliable coating application even on large surfaces and complex geometries.

Q:.How do you ensure the quality and performance of your equipment?

A: Quality and performance are our top priorities. We employ rigorous testing protocols and quality control measures throughout the manufacturing process. Each piece of equipment undergoes extensive testing before shipment to ensure it meets our high standards for reliability, durability, and precision.