... china-weldedpipe.com, we have been exporting high quality roller welded pipe made in China for years, welcome to ... 460-1800mm,face length is 2100-8000mm 3.rubber is provided by STOEWE and VOITH4.The roller is made ... ,cast iron smooth roll,copperplating roller, chroming roller,rubberization roller(blind hole roller,corrugated roller ,plain-barreled roller.)and various supplements of bearing chanbers ...