Marine Fenders
Leg Fenders
Cone Fenders
Cell Fenders
Arch Fenders
Cylindrical Fenders
Extruded Fenders
Polyrub Buffers
UHMW PE Fenders
Rubber Properties
  Specification
 

Rubber Properties - Specification
  
 


Extruded
Property Testing Standard Condition Requirement
Tensile
Strength		 DIN 53504; ASTM D 412 Die C;
AS 1180.2; BS ISO 37; JIS K 6251		 Original
Aged for
96 hours
at 70°C		 13.0 MPa (min)
10.4 MPa (min)
Elongation
at break		 DIN 53504; ASTM D 412 Die C;
AS 1180.2; BS ISO 37; JIS K 6251		 Original
Aged for
96 hours
at 70°C		 280%
224%
Hardness DIN 53505; ASTM D 2240;
AS1683.15.2; JIS K 6253		 Original
Aged for
96 hours
at 70°C		 78°Shore A (max)
Original +8°
Shore A (max)
Compression
Set		 ASTM D 395 Method B;
AS 1683.13 Method B;
BS903 A6 ISO 815; JIS K 6262		 22 hours
at 70°C		 30% (max)

DIN53517 24 hours
at 70°C		 30% (max)
Tear
Resistance		 ASTM D 624 Die B; AS1683.12;
BS ISO 34-1; JIS K 6252		 Original 60kN/m (min)

DIN53507 Original 50N/cm (min)
Ozone
Resistance		 DIN 53509; ASTM D 1149;
AS 1683-24; BS ISO 1431-1;
JIS K 6259		 50pphm at
20% strain,
40°C, 100 hours		 No Cracks
Seawater
Resistance		 DIN 86076 28 days
at 95° C ± 2°c		 Shore A:
±10° (max)/Volume
+10/-5% (max)
Abrasion
Resistance		 DIN53516 Original 180mm³ (max)


Moulded
Property Testing Standard Condition Requirement
Tensile Strength DIN 53504; ASTM D 412 Die C;
AS 1180.2; BS ISO 37;
JIS K 6251 GB/T528		 Original 17.8 MPa (min)
Aged for 96 hours at 70°C 15.7 MPa (min)
Elongation
at break		 DIN 53504; ASTM D 412 Die C;
AS 1180.2; BS ISO 37;
JIS K 6251GB/T528,I		 Original 445%
Aged for 96 hours at 70°C 378%
Hardness DIN 53505; ASTM D 2240; AS1683.15.2; JIS K 6253 GB/T531 Original 72°Shore A (max)
Aged for 96 hours at 70°C Original +5° Shore A (max)
Compression
Set		 ASTM D 395 Method B; AS 1683.13 Method B; BS903 A6 ISO 815;
JIS K 6262		 22 hours at 70°C 25.3% (max)
DIN53517 GB/7759,I 24 hours at 70°C
Tear Resistance ASTM D 624 Die B; AS1683.12;
BS ISO 34-1; JIS K 6252		 Original 70kN/m (min)
DIN53507 GB/T7529 84N/cm (min)
Ozone Resistance DIN 53509; ASTM D 1149;
AS 1683-24; ISO 34.1;
JIS K 6259 GB/T13642		 50pphm at 20% strain, 40°C, 48 hours No Cracks
Seawater Resistance DIN 86076 28 days at 95°C ± 2°c Shore A: ±7° (max) / Volume +8% (max)  
Abrasion Resistance DIN53516 GB9867;BS903.A9i Original 95mm³ (max)  
Bond Strength ASTM D429, Method B; BS 903.A21 Section 21.1 Rubber to Steel 7.5N/mm (min)  
All dimensions in mm. All weights in Kgs.

 








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