Polypropylene, as the raw material, non-poisonou testeless, is melt-sprayed, extruded, stretched and formed into tube-link core, forming a true gradient density from outer to inner surfaces, which has the character of pressure-proof, corrosion-resistance, high precision and large flowrate. 
Features: 
· 100% pure polypropylene construction  
· wide chemical compatibility 
· No lubricants or anti-static additives  
· Consistent filtration over the life of the cartridges  
· Higher dirt holding capacity  
Applications:  
· Residential and commercial water treatment  
· Fine chemical, reagents, solvents, resins 
· Coatings 
· Edible oils 
· Liquors, juices, sugars 
·  Make-up water 
Specifications:   
 · Outside Diameter: 61mm, 63mm, 65mm, 115mm 
· Inner Diameter: 28mm, 30mm 
· Length: 5”, 10”, 20”, 30”, 40” 
· Micron Rating:1micron, 1, 5, 10, 20, 30, 50, 70 and 100micron 
· Filter Media: polypropylene