belt conveyor accessories 1.Certificate:CE,ISO,BV,SGS,IKA 2.Material:steel,rubber,plastic,hdpe 3.Roller ... ,DIN22107,ISO1537,GB10595,CEMA,JIS ETCTypeDTII, TD75,TR,DXCertificateCE, ISO, BV, SGS, IKA, ETCLife timeMore than 2-3 yearsPaintingordinary painting, hot ...