Products Description

PU End Cap Air Intake Filter are widely used as the first stage air filters for air compressors and industrial machinery.
When the device inhales ambient air, the pleated filter media intercepts dust, pollen, and metal particles. The purified intake reduces the wear of the main engine, slows down the deterioration of lubricating oil, and extends the service life of the oil filter and oil separator.
The filter is equipped with an integrated orange polyurethane PU soft rubber end cap, high-density pleated wood pulp filter paper, bottom metal protective net, built-in support skeleton, which can maintain stable low pressure drop under continuous industrial operation and resist deformation under harsh working conditions.
It can be used as a replacement spare part for multiple rotary screw air compressors and industrial engines. We can produce according to the customer's OEM part number and size requirements.
Products Details









Products Feature
Efficient dust interception
Deep pleated filter paper has a large filtering area, effectively blocking sand, dust, and particulate matter, protecting engine cylinders and turbines, reducing internal wear, and extending engine life.
Integrated PU sealing structure
Soft polyurethane rubber ring, attached to the air filter housing, tightly sealed, preventing dust from bypassing and entering the engine.
Strengthen the protective structure
The bottom metal protective net protects the filter paper, resists airflow impact, prevents filter paper damage, and adapts to harsh and dusty working conditions such as construction sites and mining areas.

Products Specification
| Product Name | PU End Cap Air Intake Filter |
| Filter Media | High-efficiency special filter paper |
| End Cap | Molded polyurethane (PU) |
| Structure | Pleated filter medium, seamless PU sealing end caps |
| Applicable Equipment | Rotary screw air compressors, industrial engines |
Products Application fields
PU End Cap Air Intake Filter is essential intake spare part for multiple industrial equipment
Automotive Industry
Spraying workshops and component processing.
Machinery Manufacturing
Automated production lines

Cleaner engine
Air flow
Rotary Screw Air Compressors
Pneumatic supporting equipment
Packing And Sending

Contact us
Our address
Xinxiang, Henan, China
Phone Number
+8618738502673
admin@junlvfilter.com


Common Problem
Q1: What are the advantages of air filter with PU end caps?
A1: Molded PU end caps form seamless connection with filter paper. It avoids air leakage effectively, provides better sealing performance than metal end caps and rubber gasket structure.
Q2: What problems can a clogged intake filter cause?
A2: A clogged filter will increase intake resistance, increase energy consumption, and lead to insufficient intake. Severe blockage will accelerate the wear of the host and shorten the service life of the lubricating oil.
Q3: What is the service life of the PU end cap intake filter?
A3: The service life depends on the dust concentration in the workshop. When the pressure significantly increases, please replace it in a timely manner.
Q4: Can your PU end cap air filter replace the original spare parts?
A4: Sure. We produce interchangeable filters for mainstream air compression. You can provide OEM part numbers or size data for matching.
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