Mixing of the PMA blend is performed without {HEAD ~ substantial delay} following {TAIL ~ blending} of the polymer asphalt master batch with the asphalt cross linking agent blend 
following
Mixing of the PMA blend is performed without { HEAD ~ substantial delay } following { TAIL ~ blending } of the polymer asphalt master batch with the asphalt cross linking agent blend
OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH