Crumb rubber modified binders shall be manufactured in a facility using a Crumb rubber high shear mill and digestion tank. Processing oils shall not be added to modified binder the binder. 511.08.02 PROPERTIES SPRAYED SEALING – Polymer Modified Binders (PMB) for use in sprayed sealing shall conform to the properties shown in Table 511.2. TABLE 511.2 PROPERTIES OF PMB FOR SPRAYED SEALING Binder Property Test Method Binder Class S10E S20E S25E S35E S45R Consistency at 60C AG:PT/T121 250 700 5000 300 1000 (Pa.s) Minimum (Note 1) Consistency 6% at AG:PT/T121 Report Report Report Report Report 60°C (Pa.s) (Note 1 & 2) only only only only only Stiffness at 15C (kPa) AG:PT/T121 140 140 95 180 180 Maximum Rubber Content AG:PT/T142 or NA NA NA NA 10 % minimum WA 238.1 Compression Limit at 70°C, 2kg mm AG:PT/T132 NA NA NA NA 0.2 (minimum) Elastic Recovery at AG:PT/T121 60°C , 100s (5) (Note 1) NA NA 85 NA 25 Minimum Viscosity at 165C AG:PT/T111 0.55 0.55 0.8 0.55 4.5 (Pa.s) Maximum Flash Point (C) AG:PT/T112 250 250 250 250 250 Minimum Loss on Heating (% AG:PT/T103 0.6 0.6 0.6 0.6 0.6 mass) Maximum Torsional Recovery at AG:PT/T122 22 - 50 45 - 74 54 - 85 16 - 40 25 55 – 25C, 30s (%) Softening Point (C) AG:PT/T131 48 - 64 62 - 88 82 - 100 48 - 66 55 - 65
Crumb rubber modified binders shall be manufactured in a facility using a high shear mill and digestion tank. Processing oils shall not be added to the binder. Crumb rubber modified binder 511.08.02 – Polymer Modified Binders (PMB) for use in sprayed sealing shall conform to the properties shown in Table 511.2. TABLE 511.2 PROPERTIES OF PMB FOR SPRAYED SEALING Binder Property Test Method Binder Class S10E S20E S25E S35E S45R Consistency at 60C (Pa.s) Minimum AG:PT/T121 (Note 1) 250 700 5000 300 1000 Consistency 6% at 60°C (Pa.s) AG:PT/T121 (Note 1 & 2) Report only Report only Report only Report only Report only Stiffness at 15C (kPa) Maximum AG:PT/T121 140 140 95 180 180 Rubber Content % minimum AG:PT/T142 or WA 238.1 NA NA NA NA 10 Compression Limit at 70°C, 2kg mm (minimum) AG:PT/T132 NA NA NA NA 0.2 Elastic Recovery at 60°C , 100s (5) Minimum AG:PT/T121 (Note 1) NA NA 85 NA 25 Viscosity at 165C (Pa.s) Maximum AG:PT/T111 0.55 0.55 0.8 0.55 4.5 Flash Point (C) Minimum AG:PT/T112 250 250 250 250 250 Loss on Heating (% mass) Maximum AG:PT/T103 0.6 0.6 0.6 0.6 0.6 Torsional Recovery at 25C, 30s (%) AG:PT/T122 22 - 50 45 - 74 54 - 85 16 - 40 25 – 55 Softening Point (C) AG:PT/T131 48 - 64 62 - 88 82 - 100 48 - 66 55 - 65 SPRAYED SEALING PROPERTIES