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PRODUCT DATA SHEET Download     
PRODUCT NAME : NATURAL TUBE RECLAIMED RUBBER
GRADE   : NTR - 703
STANDARD SPECIFICATION
S.NO PROPERTIES UNITS LIMITS TEST METHOD
  CHEMICAL PROPERTIES      
1 ACETONE EXTRACT % 12 ± 4 IS 6306 -1971
2 ASH CONTENT % Max 28 IS 6306 -1971
3 CARBON BLACK % 17 ± 7 IS 6306 -1971
4 RUBBER HYDROCARBON % Min 40 IS 6306- 1971
5 VOLATILE MATTER % < 1 IS 6306 -1971
  PHYSICAL PROPERTIES      
6 SPECIFIC GRAVITY -- 1.25 ± 0.05 IS 6306 -1971
7 TENSILE STRENGTH KG/SQ.CM Min  30 IS 3400 -1987
8 ELONGATION AT BREAK % Min 225 IS 3400-1987
9 HARDNESS SHORE’A’ 60 ± 5 IS 3400-1980
10 MOONEY VISCOSITYML(1+4)@100 ‘C MU 20 -- 50 IS 6306-1971
 
Physicial Appearances : Blak Slab
 
(Parts by Mass): Reclaim - 200, Zinc Oxide -5.0, Sulphur-3.0, Stearic Acid-2.0, MBT-0.5, DPG-0.2, Cure : slab - 145 °C / 30 min
 
Applications : Auto Tube & Cycle Tyres
 
   
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