... 2.OEM offered 3.longer service life 4.quick delivery rectangle aluminum baffle for machinery namematerialdimension(mm)standardaluminum bafflealulminum35*90*20holes:d14DIN34 ... iron ,ductile iron,carbon steel ,alloy steel, ordinary steel ,aluminum ,brass and its alloy materials.processing trade form: drawings ,samples ... Tel:+86 510 8652 1310 Fax: +86 510 8652 9579 rectangle aluminum baffle for machinery