Ukukhipha amapayipi e-PE-al-Pe kububanzi obuyi-1000-1200mm, kuyadingeka umugqa okhethekile womshini wokukhishwa. Amapayipi we-PE-AL-PE, eyaziwa nangokuthi amapayipi ahlanganisiwe, aqukethe ungqimba lwe-polyethylene (pe) efakwe phakathi kwezendlalelo ze-aluminium (al), enikeza amandla athuthukisiwe k......
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