TPR800-035 Stainless Steel Rotating Nozzle 11600 PSI Extreme Duty
The Annovi Reverberi TPR800-035 Rotating Nozzle is an ultra-high-pressure stainless-steel
turbo nozzle engineered for the most demanding industrial, marine, and surface-preparation applications.
Part of the AR North America 800 Series, this rotary nozzle is rated for working pressures up to
11,600 PSI (800 bar) with a maximum water temperature of 212°F (100°C).
Featuring a 3.5 orifice size, it delivers an effective balance of aggressive impact energy
and increased flow, making it well suited for large-area cleaning that still requires strong mechanical cutting.
The TPR800-035 converts a straight 0° jet into a rapidly spinning 20° rotating cone,
producing thousands of high-energy impacts per second as the jet sweeps a tight circular path. This turbo
action dramatically improves cleaning efficiency compared to a fixed pencil jet, enabling faster removal
of rust, scale, old coatings, marine growth, concrete residue, and hardened process deposits.
Its compact stainless-steel construction, standard 1/4″ female inlet, and wear-resistant
internal components make it a dependable choice for shipyards, refineries, steel fabrication shops,
tank-cleaning crews, and infrastructure maintenance contractors.
TPR800-035 Key Features
- 11,600 PSI (800 bar) rating: Built for ultra-high-pressure systems where full operating
pressure is routinely applied for industrial cleaning and surface preparation. - 3.5 orifice size: Supports higher flow than smaller orifices while maintaining strong
cutting performance for faster surface coverage. - 20° rotating spray cone: Converts a pinpoint 0° jet into a controlled rotating cone,
increasing impact frequency and reducing striping. - Vertical start design: Enables smooth rotation startup while reducing shock loads on
the nozzle insert and upstream components. - Stainless-steel body: Corrosion-resistant housing withstands salt spray, wash chemicals,
humidity, and harsh outdoor environments. - High-resistance nozzle and seat: Tungsten-carbide and ceramic internals maintain spray
quality and pressure under sustained UHP operation. - High-temperature capable: Rated for water temperatures up to
212°F (100°C) for improved grease, oil, and organic residue removal. - 1/4″ female inlet: Standard connection for compatibility with UHP-rated lances,
guns, and quick-coupler systems.
Construction & Design Advantages
- Ultra-high-pressure architecture: Reinforced geometry and materials designed specifically
for 800-bar duty cycles and pressure spikes. - Precision rotor assembly: Balanced internal rotor delivers smooth, stable rotation and
improved operator control. - Compact stainless form factor: Short body profile allows access to tight spaces such as
tanks, structural cavities, and confined areas. - Consistent 20° cone pattern: Focuses energy into a narrow annulus for aggressive cutting
while maintaining productive travel speed. - Any-position operation: Designed to rotate reliably in vertical, horizontal, and overhead
orientations. - Industrial-grade sealing: Seals resist high pressure, hot water, and common wash chemicals,
protecting the rotor assembly from contamination.
Typical Applications for TPR800-035
- Shipyards and marine maintenance: Removal of coatings, corrosion, scale, and marine growth
from hulls, decks, tanks, and steel structures exposed to saltwater. - Refineries and petrochemical plants: Cleaning hydrocarbons, soot, coked material, and
process residues from vessels, exchangers, and containment structures. - Steel and metal fabrication: Surface cleaning and preparation of beams, plates, weldments,
and fabricated assemblies. - Industrial tank and vessel cleaning: Targeted removal of stubborn deposits from walls,
baffles, ladders, and internal structures. - Concrete and infrastructure: Deep cleaning and light profiling of slabs, bridge decks,
piers, and precast components. - Surface prep and light hydro-demolition: Focused cleaning around joints, anchors, and
repair boundaries requiring controlled aggressive impact.
TPR800-035 Performance & Sizing Guidelines
- Flow pairing: The 3.5 orifice is intended for moderate-to-higher GPM at 800 bar;
verify final PSI and flow using nozzle-sizing charts and pump curves. - Minimum operating pressure: Requires approximately 2,900 PSI to maintain proper rotation;
below this, the jet behaves more like a fixed stream. - Impact vs. coverage: Provides greater productivity than smaller orifices with slightly
reduced intensity, ideal for medium-to-large surfaces. - System compatibility: All hoses, lances, guns, fittings, and safety devices must be rated
for 11,600 PSI and 212°F. - Operator technique: Use consistent stand-off distance and overlapping passes for optimal
cutting, coverage, and control.
Best Practices for Use & Maintenance for TPR800-035
- Flush before installation: Purge hoses and pump lines with a fan nozzle to remove debris
before installing the rotating nozzle. - Ramp pressure gradually: Controlled pressurization reduces shock loads on the nozzle and
UHP system. - Monitor rotation and pattern: Changes in sound, vibration, or cone shape indicate wear or
blockage. - Rinse after chemical use: Flush thoroughly with clean water to protect stainless and
internal components. - Use proper PPE: Follow UHP safety standards, including cut-resistant clothing and eye and
face protection. - Store protected: Cap or case the nozzle when not in use to prevent orifice damage and
contamination.





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