High-density polyester plastic having ceramic gloss, and preparation method thereof

The present invention relates to a high-density polyester plastic having ceramic gloss, and a preparation method thereof, wherein the high-density polyester plastic comprises, by mass, 10-20% of a PET resin, 20-50% of a PBT resin, 3-10% of a compatilizer, 3-10% of a toughening agent, 20-60% of a filler, 0.3-2% of a coupling agent, 0.5-2% of a lubricant, 0.2-1% of an antioxidant, and 0.5-3% of a nucleating agent. Compared with the high-density polyester plastic in the prior art, the high-density polyester plastic of the present invention has the following characteristics that the high-density polyester plastic can be directly subjected to injection molding, and can replace the ceramic so as to be produced into tableware, kitchen ware, and other products, the process is simple, the production cost is low, and the breaking resistance is provided.