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●PU                   ●NBR                    ●PTFE

PU (Product Code:P01)
Polyurethane widely accepted by all segments of the sealing industry as the longest lasting, most reliable, leak free seal materials available today. Reason Technology Co. Ltd. utilizing an advanced formula and manufacturing processes produce a semi-finished material with outstanding performance in all areas.
• Extrusion Resistance: Excellent
• Coefficient of Friction: Excellent with built in internal lubrication.
• Elastic Memory: Excellent
• Compression Set Resistance: Excellent
• Abrasion Resistance: Excellent
• Wear and Tear Resistance: Excellent
• Shelf life: 40 years to unlimited

Our thermoset polyure thane is compatible with most hydraulic fluids except synthetics.
Exceptional performance in most hydraulic/pneumatic and slow rotary applications.
Also available with an inbuilt solid lubricant LPU.


PU Data Sheet

Conforms to DIN Standard
Thermoset Hydrolysis Resistant Polyurethane
Standard Colour: Red / Green
Product Code P01
Properties Value Unit Standard
Colour Various: Green, Red
Hardness 95 ±2 Shore A DIN
Hardness 48 ±3 Shore D DIN
Density 1.2 g/cm3 DIN
Modulus 100% 13 N/mm2 DIN
Modulus 300% 33 N/mm2 DIN
Tear Strength 46 N/mm2 DIN
Tensile Strength 52 N/mm2 DIN
Elongation at Break 350 % DIN
Abrasion 26 mm3 DIN
Compression Set 70oC/24hr 28 % DIN
Compression Set 70oC/70hr 30 % DIN
Minimum Service Temperature -30 oC  
Maximum Service Temperature +80 oC  
For full spec. or other product details, please contact REASON via inquiry@reasonmaterials.com.