Ihe nkwụnye ngwụcha mechie okpu plastik

Nkọwa:

Okpu PVC dị nro na-enye nchebe mgbochi uzuzu nke njedebe ọwa gị.Ha nwere ezigbo iguzogide ọnọdụ ihu igwe yana radieshon UV.Eji ya nke ọma maka mbugharị, nchekwa ma ọ bụ oge nrụnye nke ọwa mmiri gị.

Isi atụmatụ:

① Na-eguzogide acid, alkalis na salts.
② Na-agbanwe agbanwe, na-agbanwe ngwa ngwa, anaghị agbawa.
③Igbochi mgbanaka dị mkpụmkpụ ruo 120 Celsius
④ Mmegide mmepụta - ọkpụrụkpụ mgbidi ± 0.3 mm, ogologo ± 1 mm