* Description SVR 5
SVR 5 is a quality natural rubber. It is produced wholly from field latex. Field latex is preserved with ammonia or sodium sulfite. This is type of rubber which production process is the same SVR 3L grade. The field latex is coagulated with formic acid, and then make crumbs by passing through a crusher, some crepers and a shredder. After the dried crumbs are cooled and then compressed into blocks.
* Used for The Manufacturing
-Bicycle tubes
-Rubber threads
-Gas masks
-Components in passenger vehicles
-Components in tires
* Features
• Dark color than coloured SVR 3L.
• Higher ash and dirt content compare with SVR 3L
• High tensile strength
• Good heat ageing resistance.
* Specification
Dirt : 0.05 max
Ash : 0.60 max
Volatile Matter: 0.80 max
Nitrogen : 0.60 max
Initial Wallace plasticity (Po): 30 min
Plasticity Retention Index (PRI) : 60 min
Color (Lovibond): 6 max


*At time of production, ML 1+ 4 (100 oC)
* Packing
• 33.33 kg/bales or 35kg/bales, 600 bales/fcl 20 feet
• In loose bale or Wooden Pallet
* Bale Packaging
• Normal 0.03 mm PE bag wrapper with melting temperature under 109 oC.
• Thick (0.13 mm) PE bag wrapper