Prince Premium SWR Systems
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Products » Range of Products » Prince Premium SWR Systems
 
   
Product Details
Specifications
Traps
Chemical Chart
Comparision
Instruction
Jointing System
   
   

Comparision Chart - Rigid PVC Chemical Resistance Table

The resistance of Rigid PVC to a wide range of chemicals is listed in the following table. The data is indicative only and not to be used as a gaurantee since the suitaility of Rigid PVC for a particular chemical will also depend upon the actual working conditions, contaminations of chemical, mechanical strsses etc.
 
 
  PRINCE PREMIUM SWR SYSTEMS CAST IRON
SYSTEMS
ASBESTOS CEMENT SYSTEMS
Strength - High impact strength Good Good -----
Durability 50 years, UV stabilizer resist damage from the sun. 20 years No guarantee
Inertness to chemicals Very good Get oxidised Good resistance
Fungus growth Negative Positive Positive
Scale formation Negative Positive Negative
Weight (index) Very light 6 times PVC 4 times PVC
Installation Very quick Very slow Slow
Setting up Less labour More labour More labour
Inside bore Very smooth Not as smooth Not as smooth
Smooth inside bore Good flow rate. No particle accumulation at all. Diminished flow rate. Particle accumulation takes place . Diminished flow rate. Particle accumulation takes place .
Maintenance Easy to clean and inspect due to threaded door caps. Diminished due to rough inside bore - difficult to open door caps. Diminished due to rough inside bore - difficult to open door caps.
Jointing Leakproof Not leakedproof Not leakedproof
Repair Easy to repair & replace Not easy to repair Less easy to repair
Cost Average More than PVC Less than PVC

 

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