One cubic foot of compressed air can contain millions of dirt particles, considerable amounts of water and oil - and even heavy metals like lead, cadmium and mercury. If they are not filtered out, trouble-free operation of the system components, like valves and cylinders, cannot be guaranteed in the long term. Poorly prepared compressed air can contaminate control valves, and cause seals to swell and wear prematurely. As a result, the right compressed air preparation is essential for reducing machine downtime, and for reducing maintenance and energy costs

Grade |
Q Grade Air Filter |
P Grade Air Filter |
S Grade Air Filter |
C Grade Air Filter |
|
Material |
Multilayer Glass Fiber Filters |
Activated Carbon Filter element |
|||
Accuracy
|
Oil Content |
≤3PPM |
≤0.1PPM |
≤0.01PPM |
≤0.003PPM |
Filter Impurities |
≤3Micron |
≤1Micron |
≤0.01Micron |
------- |
|
Max. Operate Temperature |
120℃ |
120℃ |
120℃ |
120℃ |
|
Function |
Removal of the oil and dust from the air, the purpose is to reduce the load of post-filter, and make sure that the service life of the filter |
Removal of the oil from the air to be micro-oil (0.1PPM) and removal of the dust<1micron<>
|
To meet the requirements of Precision Industry, removal of the oil content in the air(0.01PPM), and removal of the dust<0.01micron<>
|
Using Activated Carbon Filter element for removal of the odors in the air and Filter out oil content to - 0.003 ppm |
|
Air Filter Parameter
Model |
Air Capacity - NM^3/Min |
Air Inlet/Outlet Diameter |
Height |
Diameter
mm
|
Weight
(KG)
|
HR-007 |
0.7 |
0.75'' |
260 |
80 |
0.9 |
HR-015 |
1.5 |
0.75'' |
260 |
80 |
0.9 |
HR-024 |
2.5 |
1.5'' |
330 |
100 |
1.5 |
HR-035 |
3.8 |
1.5'' |
330 |
100 |
1.5 |
HR-060 |
6.9 |
1.5'' |
430 |
100 |
2 |
HR-090 |
9 |
2.5'' |
530 |
150 |
7.6 |
HR-120 |
12 |
2.5'' |
900 |
150 |
12.9 |
HR-150 |
15 |
2.5'' |
900 |
150 |
13 |
HR-180 |
18 |
2.5'' |
900 |
150 |
13 |
HR-240 |
24 |
DN80 |
1190 |
310 |
27 |
HR-300 |
30 |
DN80 |
1100 |
420 |
60 |
HR-360 |
36 |
DN100 |
1150 |
420 |
65 |
HR-450 |
45 |
DN100 |
1230 |
459 |
80 |
HR-550 |
55 |
DN100 |
1130 |
513 |
115 |
HR-600 |
60 |
DN100 |
1155 |
565 |
130 |
HR-750 |
75 |
DN125 |
1210 |
657 |
140 |
HR-900 |
90 |
DN150 |
1210 |
657 |
145 |
HR-1200 |
120 |
DN150 |
1340 |
657 |
180 |
HR-1500 |
150 |
DN200 |
1340 |
706 |
190 |
HR-1800 |
180 |
DN200 |
1365 |
706 |
195 |
HR-2100 |
210 |
DN200 |
1365 |
746 |
196 |
HR-3000 |
300 |
DN250 |
1530 |
896 |
354 |
HR-3600 |
360 |
DN250 |
1660 |
946 |
398 |
or Customized | |||||






HIROSS’ Precision Line Air Filter 1–30 Nm³/min is designed for professionals working in workshops and production lines who need reliable, clean compressed air without fuss. This air filter delivers consistent performance across a wide flow range, so it fits small to mid-sized operations and scales as production demands change. It removes oil, water, and solid particles effectively, helping tools and machines run cleaner and last longer.
Built with durability in mind, the HIROSS filter uses high-quality filter elements that trap contaminants while maintaining steady airflow. The units are engineered for low pressure drop, which helps save energy and keeps compressors from working harder than necessary. You get clean air with minimal impact on system efficiency. Maintenance is straightforward: the filter elements are easy to replace and inspections are quick. This reduces downtime and keeps your line moving.
Installation is simple. Clear inlet and outlet markings help technicians connect the filter correctly on the first try. Compact dimensions mean the filter fits neatly into existing setups without requiring major rearrangement. Options like a ball valve are available for quick isolation during maintenance or when you need to remove the unit without shutting down an entire system. The ball valve is sturdy, easy to operate, and designed to withstand repeated use on the shop floor.
HIROSS focuses on user-friendly design. The housing is built from robust materials that resist corrosion and mechanical wear. Seals and fittings are selected to ensure tight connections and long service life. Internally, the modular arrangement of filter stages allows for targeted filtration: larger particles are captured first, followed by finer stages that remove oil and sub-micron contaminants. This staged approach prolongs filter life and protects downstream equipment such as pneumatic tools, painting systems, and sensitive instrumentation.
Performance is predictable. The filter is rated for 1 to 30 Nm³/min, covering a large portion of workshop and production line needs. Whether you are running a single high-demand tool or several workstations in parallel, the filter keeps air quality within expected levels. Consistent filtration reduces product defects, improves finish quality in painting operations, and lowers the frequency of servicing valves and actuators. Cleaner air also contributes to a safer and healthier work environment by cutting airborne oil and dirt.
Maintenance features are practical. A clear drain or automatic drain option removes accumulated water efficiently. The optional ball valve speeds up isolation for element changes. Filter elements are widely available and simple to swap without specialized tools. The service procedure is brief: isolate with the ball valve if fitted, depressurize, open the housing, replace the element, and reassemble. Minimal training is required, which is ideal for busy teams that cannot afford long maintenance tasks.
Safety and compliance are taken into account. HIROSS builds these filters to meet relevant industry standards for compressed air treatment. The robust construction and reliable seals reduce leak risks, which helps control workplace hazards associated with compressed air. The materials are chosen to avoid contamination of the air stream and to withstand common workshop chemicals and conditions.
Cost of ownership is kept reasonable. With efficient filtration and low pressure loss, the filter helps reduce energy consumption from compressors. Longer element life and simple servicing lower operating costs. For businesses that compare total lifecycle expenses instead of upfront price alone, this filter shows clear benefits through reduced downtime, fewer replacements, and less wear on downstream equipment.
Flexibility and customization options make the HIROSS Precision Line Air Filter adaptable. Choose models with different connection sizes, optional ball valve for isolation, or automatic drains to match your workflow. The product works well in paint booths, assembly lines, CNC centers, and general workshop air systems. It is equally suitable for maintenance bays where reliable air quality is needed for pneumatic tools, and for production lines where consistency is critical.
The HIROSS Precision Line Air Filter 1–30 Nm³/min offers practical and dependable filtration for professionals working from home in workshop settings and production line environments. It combines solid build quality, straightforward maintenance, and flexible features such as a ball valve option. The result is cleaner compressed air, fewer interruptions, and improved equipment longevity. For teams that prioritize uptime and air quality, this filter is a smart, efficient choice.