Precision spray technology from Japan.
Since 1938.

ATOR is an Everloy sales partner – developed, analysed and manufactured by a leading Japanese specialist in industrial spray nozzles.

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Substance over claims.

Custom development

Nozzles are developed for the operating point – for uniform distribution, high impact force and long service life.

In-house analysis

Spray pattern, flow distribution and impact force are analysed using in-house test technology.

In-house carbide production

Tungsten-carbide inserts are manufactured in-house – for long service life and economical operation.

2.200+standard versions in the range
~600.000nozzles delivered annually
1938year founded – over 85 years of specialisation

Five tasks. One nozzle technology.

Organised by technical task rather than industry alone.

SolutionWhat it doesTypical use
CoolingUniform spray patterns for defined cooling ratesContinuous casting plants, hot rolling mills
DescalingHigh impact pressure for descaling with reduced water consumptionHot rolling mills
CleaningTwin-fluid nozzles for targeted removal of contaminantsTube components, filter systems
Reaction / gas scrubbingFull-cone nozzles for gas-liquid contact and heat transferColumns, gas scrubbers
HumidificationPrecise moisture control without oversprayProcess and production environments

More than eight decades of spray technology.

  • Founded in 1938 as Kyoritsu Gokin in Osaka, Japan
  • The descaling nozzle developed in 1957 is regarded as the foundation of today's nozzle business and had a major impact on the steel industry.
  • Certified to ISO 9001 and ISO 14001
  • Around 101–250 employees at the Osaka headquartersSource: external company database, not an official Everloy figure

The new DNG descaling nozzle.

New multi-hole filter & flow straightener

A newly developed multi-hole filter and flow straightener increase impact force. A stainless-steel filter supports long service life; the in-house carbide tip ensures precise spray angles.

Two operating scenarios: At the same flow rate, descaling performance can be improved. At a reduced flow rate, water, energy and CO₂ use may decrease.

~625.000 €estimated annual cost saving*
~11.500 tCO₂ reduction per year*
* Manufacturer's estimate at 10% flow reduction and annual production of 5 million t; dependent on actual operating conditions, no guarantee.
Design and performance comparison of the Everloy DNG descaling nozzle
DNG · Function & performanceDesign and performance comparison of the new descaling nozzle

Application areas

Heavy Industry

Steel

Descaling a glowing steel strip in a hot rolling mill
EquipmentApplicationResult
Continuous casting plantCooling – spray direction adjustedPlant corrosion prevented
Hot rolling millDescaling – service life redefined by endurance testProductivity increased
Continuous casting plantCooling – custom nozzle for uniform spray patternUniform cooling
Hot rolling millDescaling – new nozzle generationCosts reduced
Precision applications

Medical Technology

Technical isolator for precision medical applications
EquipmentApplicationResult
Automatic cleaning systemCleaning thin-walled tube components with a twin-fluid nozzleContaminant removal, cost reduction
Automated washing systemCleaning dialysis filters with a custom nozzleCosts reduced
Isolator / cleanroomH₂O₂ spray decontaminationCase study in preparation (Everloy, 2026)

What we clarify for your quotation.

Origin
Japanese development and manufacturing since 1938
Core competence
Custom engineering, in-house analysis and test technology
Materials
Stainless steel and in-house tungsten carbide
Range
More than 2,200 standard versions
Reference industries
Heavy industry (steel), medical technology and other industries on request
Enquiry data
Medium, pressure, flow rate, spray angle, temperature and installation situation

A fast route to the right nozzle selection.

Who is behind Everloy?

Everloy is a brand of Japan's Kyoritsu Gokin Co., Ltd., founded in 1938 and manufacturing spray nozzles since 1957. ATOR is the sales partner for the European market.

What information is needed to select a nozzle?

Medium, pressure, required flow rate, spray angle, distance to the target surface, temperature, connection and current installation situation enable a reliable preselection.

Can an existing nozzle be replaced or optimised?

Yes. Product details, photos, dimensions and operating data help us assess a suitable replacement or optimisation solution.

Are custom versions possible?

Connection, material, geometry and spray task can be assessed as a custom solution depending on the application.

Operating point known?
We assess the right nozzle.

Send us the medium, pressure, flow rate, spray angle and installation situation. ATOR handles technical preselection and delivery coordination.

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