SIR Processing Stages 6 processes
1
Precleaning
Initial cleaning — shredding 100-150mm → 40-70mm → 20-50mm
2
Creping
Microblending milling — 7-8mm sheets, DRC 65-70%
3
Maturation
Hanging room maturation 9-21 days — DRC reaches 90%
4
Crumbing
Granulation with shredder — uniform size
5
Drying
Drying ±135°C for 2.5-3 hours — DRC 100%
6
Finish Good
Bale press 675×355×170mm — SNI 1903:2017
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Environmental Contribution
±36,7
CO₂ Absorbed
tons/ha/year
±26,7
O₂ Produced
tons/ha/year
Renewable Resource
Latex is obtained without cutting down trees — environmentally friendly and sustainable
SNI 1903:2017
Quality standard for crumb rubber (SIR), serving as the reference for production and trade