Uchungechunge lwe-SFR olusezingeni eliphezulu lwe-pneumatic aluminium alloy air pressure filter Isilawuli sokucindezela siwumshini othembekile wokulawula umoya.Yenziwe ngekhwalithi ephezulu ye-aluminium alloy material, eqinisekisa ukuqina kwayo, ukukhanya, kanye nokufaka kalula.