Rubber asphalt production method capable of avoiding spontaneous combustion of asphalt

The invention discloses a rubber asphalt production method capable of avoiding spontaneous combustion of asphalt, and relates to the technical field of asphalt production. The method comprises the following steps of: an asphalt pump is started, and 15 tons of road petroleum asphalt at 185-210 DEG C...

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Bibliographische Detailangaben
Hauptverfasser: XIE QIANQING, ZHAO BIN, CHEN JUAN
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The invention discloses a rubber asphalt production method capable of avoiding spontaneous combustion of asphalt, and relates to the technical field of asphalt production. The method comprises the following steps of: an asphalt pump is started, and 15 tons of road petroleum asphalt at 185-210 DEG C is pumped into a mixing tank; rubber powder is put into the mixing tank through an aggregate elevator, and swelling is performed for 45 minutes to 1 hour; then 10 tons of road petroleum asphalt at the temperature of 185-210 DEG C is pumped into the mixing tank, and a stirrer in the mixing tank is started to stir the asphalt; after feeding is finished, swelling is conducted for 30-45 min, and meanwhile the asphalt is stirred through the stirrer; the asphalt in the step 4 is sheared once or twice through a colloid mill and then is pumped into a finished product tank; and a stirrer in the finished product tank is started to continuously stir the mixture for 1 hour, and a stabilizer is added to finally produce the fini