Kushandisa zviridzwa:
Inoshandiswa kuyedza kupikisa kwekupisa uye kunyorova kwemachira, zvipfeko, zvekurara, nezvimwe, kusanganisira akawanda-layer jira musanganiswa.
Sangana nechiyero:
GBT11048, ISO11092 (E), ASTM F1868, GB/T38473 uye mamwe maitiro.
