MicroWhirl® - Misting spray nozzle
MicroWhirl® misting nozzle has an outstanding fine and a robust pinless design.
A 70 micron polypropylene filter is standard, but a 200 mesh 316SS filter is available as an option. For increased safety at high operating pressures, The MicroWhirl® nozzle is also available with a safety wire hole for increased safety at high operating pressures.
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Design features
- Outstanding fine atomisation
- Rugged pin less design
- Drip-free performance
- 70 micron polypropylene filter
- Minimum operating pressure 7 bar
| Spray pattern | Fine mist or fog |
|---|---|
| Spray angle | 70° |
| Flow rate | 0.0323 - 1.44 l/min |
| Standard material - Body & Cap Nut | 303, 316, Nickel alloy C-276 |
| Connection | 1/8", 1/4" BSP/NPT; 3/8"-24 UNF |
| Filter - standard | 70 micron polypropylene |
| Filters - optional | 200 mesh 316SS |
| Dimensions | See Datasheet |
Flow rates, spray angles & connections
If a specific pressure is not listed below or in the nozzle datasheet, it is possible to calculate the nozzle flow rate at a given pressure by using the equation at the bottom of the datasheet.
| Flow rate (l/min) @ Differential pressure (bar), Density (1 SG) | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Nozzle number | Connection | Spray angle | 7 bar | 15 bar | 35 bar | 70 bar | 150 bar | 200 bar | ||||||
| MW085 | 1/8", 1/4" , 3/8"-24UNF | 70° | 0,0325 | 0,0476 | 0,0728 | 0,103 | 0,151 | 0,174 | ||||||
| MW105 | 1/8", 1/4" , 3/8"-24UNF | 70° | 0,0400 | 0,0585 | 0,0893 | 0,126 | 0,185 | 0,214 | ||||||
| MW125 | 1/8", 1/4" , 3/8"-24UNF | 70° | 0,0476 | 0,0697 | 0,106 | 0,151 | 0,220 | 0,255 | ||||||
| MW145 | 1/8", 1/4" , 3/8"-24UNF | 70° | 0,0553 | 0,0809 | 0,124 | 0,175 | 0,256 | 0,296 | ||||||
| MW195 | 1/8", 1/4" , 3/8"-24UNF | 70° | 0,0743 | 0,109 | 0,166 | 0,235 | 0,344 | 0,397 | ||||||
| MW275 | 1/8", 1/4" , 3/8"-24UNF | 70° | 0,105 | 0,153 | 0,234 | 0,331 | 0,485 | 0,560 | ||||||
| MW695 | 1/8", 1/4" , 3/8"-24UNF | 70° | 0,264 | 0,387 | 0,591 | 0,836 | 1,22 | 1,41 | ||||||
Choose the right spray nozzle for an optimised spray process
Each type of nozzle has a specific flow rate, spray pattern and droplet size. To optimise the spray process, it is important to understand how different parameters affect the choice of spray nozzle and type of solution.
The Knowledge base contains information about spray pattern, droplet size, flow rate/pressure, spray coverage, materials, etc. The 'Materials' section of the Knowledge base lists the most commonly requested materials and maximum temperature of the material.
Our main supplier is BETE, a leading manufacturer of spray nozzles and spray systems with more than 70 years of experience in spray processes and a product range including over 20,000 components.
BETE's spray technology is used worldwide to optimise processes in many different industries, including the energy sector, chemical and petrochemical industry, food industry and offshore.
Some of BETE's certifications include ISO 9001:2015, ATEX and FM Approval.
BETE Performance Spray Engineering
BETE offers test facilities, CFD modelling, and advanced technical support. To ensure high quality and reliable deliveries, BETE's manufacturing is largely based 'in-house' with its own foundry, CNC machining, assembly and quality control.
BETE Certifications & Approvals
Click the button below for a full list of BETE's certifications. It is also possible to download some certificates.
Our customer promise
Right solution, technical expertise and commitment is what you can expect from us as your partner or supplier.
Support & service
We offer the support you need to optimise your process, minimise risk and achieve a sustainable solution.
Right solution, delivered on time
Delivering the right solution on time requires co-operation, structure, attention to detail and following a process throughout the project.