Mohlophisi oa semela sa asphael se kopanyang o tla tsebisa mefuta ea asphalt:
Ka nts'etsopele ea moruo oa naha, bophahamo ba sephethephethe bo ntse bo hola ebile bo le bohōbola, boima ba koloi bo ntse bo boima, 'me mocheso o ntse o futhumala butle-butle. Tsela e matla ea sephethephethe ea sephethephethe e se ke ea hlola e kopana le litlhoko tsa litsela tse phahameng le likarolo tse khethehileng. Bakeng sa ho ntlafatsa khanyetsong ea tsela ea tsela ho hanyetsa Deformation ea kamehla, ho fokola ha lisebelisoa tsa Asphalt, ho etsa lipatlisiso ho ntlafatsa ts'ebetso e akaretsang ea lisebelisoa tsa asphalt.

Seo se bitsoang Asphalt e fetotsoeng ke ho eketsa basitiers e loketseng le e nepahetseng (e le 'ngoe kapa ho feta) ho ntlafatsa kapa ho ntlafatsa mesebetsi e itseng ea asphalt le ho fihlela ts'ebetsong kapa mokhoa oa ho sebelisa tsela Road Road.
⒈thermoplanetic plastics: polyethylenee pe, Eva, jj.;
Plasticstics polao: Phenolic Resin, EPOFY Resin, jj.;
⒊rubber: Rubber ea tlhaho nr, sbr, sr, Crter, iir, joalo-joalo.;
⒋hettomers e tlotla ea li-elasmoppers: SBS, Sis
⒌иcal Asphalt: Letša lasphalt, Rock Asphalt, Etc.
Thermopmer ea Thermoplay ea Thermopmer e na le botsitso bo botle le ho boloka ho itšireletse le lasphalt, 'me bo na le meputso e phahameng e phahameng le mocheso o phahameng oa mocheso o phahameng; Li-SB ke tsona li sebelisoa haholo tsa asphalt lapeng le kantle ho naha.
SBS ke Thermopmer ke Thermopmer e Ntle, e leng thupa e tsamaeang kapa e nang le linaleli e fumanoang ke monomer. SBS Polymer Chain e na le li-block tse fapaneng tsa sebopeho, karolo e 'ngoe ea polasetiki le merabe ea rabara, e theha sebopeho se tšoanang. Ka lebaka la sebopeho sena se tloaelehileng, e na le thata ka bobeli, le lesoba la polasetiki le maemo le maemo a rabara.