Overview
Multi-head air atomizing nozzles are precision spray devices that combine liquid and compressed air to produce fine mist. Widely used in industrial processes, these nozzles feature multiple spray outlets (typically 2-8 heads) for broader coverage. Their design ensures consistent droplet size distribution, making them essential for applications requiring controlled humidity, surface coating, or heat dissipation. Unlike hydraulic nozzles, air atomizing models offer superior control over droplet size (often 20-50 microns) through adjustable air-to-liquid ratios. This versatility allows adaptation to various viscosities, from water to oil-based fluids. Industries such as textiles, food processing, and pharmaceuticals favor these nozzles for their non-clogging performance and easy maintenance.
Structure and Working Principle
The nozzle comprises three core components: liquid inlet, air inlet, and mixing chamber. Compressed air (0.2-0.7 MPa) enters through a tangential port, creating a vortex that shears the liquid into fine droplets at the tip. Multi-head designs split this flow evenly across outlets, ensuring uniform spray patterns. Advanced models include internal filters (100-150 mesh) to prevent clogging and adjustable caps for spray angle modification. The air-to-liquid ratio (typically 1:1 to 5:1) determines mist fineness—higher ratios yield smaller droplets. Some industrial variants integrate solenoid valves for automated flow control, compatible with PLC systems.
Key Features
1. **Precision Mist Control**: Adjustable droplet size (Sauter Mean Diameter 20-50 µm) suits sensitive processes like semiconductor cooling or flavor coating. 2. **Corrosion Resistance**: 303/304 stainless steel or PTFE construction resists chemicals, acids, and high temperatures (up to 250°C for some models). 3. **Energy Efficiency**: Operates at lower liquid pressures (0.1-0.3 MPa) compared to hydraulic nozzles, reducing pump costs. Multi-head configurations enable 360° coverage without moving parts, ideal for conveyor belt applications. Anti-drip designs prevent post-spray leakage, critical for food-grade or cleanroom environments. Noise levels remain below 85 dB with proper air pressure regulation.
Application Areas
**Manufacturing**: Used in CNC machine cooling, metalworking fluid application, and paint booth humidity control. Automotive plants employ them for primer coating with 30-40 µm droplets. **Food Processing**: Spray enzymes or antimicrobials on meat products; typical flow rates of 0.5-2 L/min per head. Bakeries use them for dough moisture retention (food-grade stainless steel models required). **Environmental Control**: Dust suppression in mining (water consumption reduced by 40% vs. traditional sprays) and odor neutralization in waste treatment. Gas scrubbing systems utilize chemical-resistant nozzles for acid gas absorption.
Maintenance and Precautions
Monthly inspections should check for nozzle tip erosion (common with abrasive fluids) and seal integrity. Clean with ultrasonic baths or soft brushes—avoid steel wool to prevent surface scratches. Always flush systems after shutdown to prevent residue buildup. For optimal performance, install 5-10 µm filters upstream and maintain stable air pressure (±0.05 MPa). In freezing environments, use heaters or glycol mixtures to prevent ice blockage. Safety note: Never exceed the manufacturer’s maximum pressure rating (typically 0.8 MPa for stainless steel models).
B2B Procurement Guide
1. **Specification Checklist**: Confirm required flow rate (per head), spray angle, and materials of construction (e.g., 316L SS for saltwater applications). 2. **Supplier Evaluation**: Prioritize vendors with ISO 9001 certification and third-party spray performance test reports. Request CAD drawings for integration planning. 3. **Bulk Orders**: Volume discounts often apply at 100+ units; lead times vary from 2 weeks (standard models) to 8 weeks (custom designs). Consider total cost of ownership: High-efficiency nozzles may cost 20-30% more but reduce compressed air consumption by 15%. For OEMs, some suppliers offer private labeling and custom packaging.
Related Manufacturers
- 主营：喷漆枪、扇形喷雾、喷雾除尘、雾化喷枪、除磷喷头、雾化喷嘴、窄角喷头、涡流喷头、定制喷枪、冷却喷枪、脱硝喷枪、脱硫喷枪、脱硝模块、窑炉喷枪、喷雾系统、造纸喷嘴、脱销喷枪、脱硝模组、尿素喷枪、螺旋喷嘴、保护套管、高压喷枪、煤矿场造纸、燃烧器喷嘴、旋转喷淋头
- 主营：喷淋杆、锥喷嘴、连接器、水幕喷头、旋转喷头、喷泉喷头、工业喷头、储瓶罐、红宝石、石灰石、高压针、喷淋球、sncr脱硝、不锈钢mp、喷雾除尘、清洗喷嘴、尿素喷枪、烘干气刀、喷灌喷嘴、水管接头、工业喷嘴、喷灌喷枪、烟气降温、锅炉窑炉、喷嘴胶片
- 主营：喷雾设备、雾森系统、人造雾设备、工业喷嘴喷头、雾森设备、工业喷枪、喷淋设备、喷淋系统、除尘设备、降尘设备
- 主营：控制箱、喷淋头、超声波、水幕喷头、喷头工业、水雾喷头、喷头消防、二流体喷头、过滤器、喷雾接头、喷雾除尘、高压喷嘴、喷嘴喷水、高压旋转、加湿接头、加湿除尘、双轴气缸、双联球阀、清洗喷嘴、雾霾喷嘴、风门控制器、防爆电磁阀、气缸
- 主营：工业喷枪、工业喷嘴、脱硫脱硝设备
- 主营：喷枪、喷雾设备、降尘设备、空气雾化喷嘴、微细雾化喷嘴、加湿设备、冷却设备、脱硫喷枪、脱硝喷枪、360度旋转吹风喷嘴、扇形喷嘴、实心锥喷嘴、空心锥喷嘴、槽罐清洗喷嘴
- 主营：扇形喷嘴、螺旋喷嘴、空心锥喷嘴、空气雾化喷嘴、雾化喷枪、旋转喷嘴、清洗喷嘴、灭火喷嘴
- 主营：脱销喷枪、脱硫喷枪、氨水喷枪、雾化喷枪、雾化喷头、实心锥喷头、雾化喷嘴、饱和器喷头、尿素喷枪、烟气降温喷枪、高压回流喷枪、螺旋喷嘴、涡流喷嘴、扇形喷嘴
- 主营：禽用疫苗注射机、雏禽免疫喷雾机、真空吸蛋器、消毒火焰喷头、牛羊自动饮水器、犊牛呼吸器、犊牛饲喂器、公猪采精设备、奶牛可视输精枪、牛马排卵检测仪、断电报警器、禽用接种机、牛舍饮水槽、无针注射器、冷冻精子设备、精子密度仪、鹅填食机、牛羊去势钳、电动羊毛剪、兽用B超机、停电报警器、牛羊测杖、牛羊耳标、动物耳标、精液灌装机、程序冷冻仪
- 主营：管道清、清洗头、钢性枪、獾猪喷头、甲壳虫喷头、自旋转喷头、石器时代喷头、高压清洗喷头、多孔清洗喷头、女巫旋转喷头、石器时代bjv喷头、高压水、管线清洗、传动装置、高压清洗机、小直径管束、水射流清洗机、换热器清洗设备、全自动化清洗机、混凝土破拆机械
- 主营：实心锥形喷嘴、工业喷嘴、喷嘴、喷头、喷淋喷头、雾化喷嘴、扇形喷嘴、液压喷嘴、冷却喷嘴、除鳞喷嘴、脱硫喷枪、脱硝喷枪、轧钢喷嘴、氨水喷枪、连铸喷嘴、二流体喷嘴、螺旋喷嘴、涡流喷嘴、高压喷嘴、燕尾槽喷嘴、莱克勒喷嘴、斯普瑞喷嘴、哈氏合金喷嘴、钛合金喷嘴、双流体喷枪
- 主营：工业多头脱硫脱硝喷枪、脱硝喷枪
- 主营：多头喷嘴、雾化喷头、雾化喷嘴、降温喷嘴、扇形喷嘴、实心锥喷嘴
- 主营：喷头、雾化喷嘴、喷嘴、槽罐清洗喷嘴
- 主营：喷枪头、喷淋除尘、脱硝喷嘴、雾化喷头、雾化喷枪、喷雾喷头、高压喷头、降温喷头、加湿喷嘴、除尘喷枪、燃烧脱硝、除尘设备、脱销喷嘴、喷枪定制、脱销喷枪、尿素喷枪、氨水喷枪、喷淋喷雾、冷却除尘、脱硫喷枪、喷淋喷嘴、涡轮喷枪、脱硫脱硝、降温喷嘴、脱硫喷嘴
- 主营：螺旋喷嘴、脱硫喷嘴、除尘喷嘴、雾化喷嘴、高压雾化喷嘴、空气雾化喷嘴、高压喷头、除尘雾化喷咀、喷雾喷头、雾化喷枪、高压细水雾喷头、水雾喷头、造雾喷头喷咀、加湿喷嘴、不锈钢螺旋喷嘴、塑料螺旋喷嘴、脱硫除尘喷嘴、脱硫除尘设备、清洗喷嘴、SMP喷嘴、碳化硅喷嘴、雾状喷咀、油漆喷枪、洗车枪喷嘴、扇形清洗喷嘴
- 主营：多头分区控制阀、细水雾消防喷嘴、干雾喷嘴、消毒喷嘴
- 主营：空心锥喷嘴、工业冷却除尘、龙门洗车机喷嘴、工业雾化喷头、空气雾化喷嘴、精细雾化喷头、加湿雾化喷头、高压雾化喷头、脱硫雾化喷嘴、二流体雾化喷头、不锈钢雾化喷头、可调空气雾化喷嘴、除尘雾化喷头、空心锥雾化喷嘴、实心锥雾化喷嘴、高压清洗喷嘴、脱硫脱硝喷枪、消防喷嘴、高压细水雾喷嘴