Apr 27, 2022 · May 20, 2019 · HDPE can not resist UV by itself, the function of UV resistant need the help of black lorant or light stabilizer. by the addition of these materials, HDPE pipe can achieve the result of UV resistance. Definition of HDPE pipe. The HDPE tube is also called a high-density polyethylene tube, and "HDPE" is its abbreviation.