ababoneleli ngemibhobho yobungcali yePPR

Kwihlabathi jikelele lokuphucula inkqubo yokubonelela ngamanzi, PPR (copolymer random polypropylene) imibhobho ngokuthe ngcembe itshintsha imibhobho yesinyithi yemveli kunye nokumelana nobushushu obuphezulu, ukuxhathisa kukonakala kunye neempawu zokuvuza zero.…