by ep | Dec 24, 2022 | Uncategorized
Solution Description 1)Sortroller chaintwo)ComponentsGrade A steel 3)Chain No.420/428/428H/520/520H/5304)Guarantee30000Kmsfive)ProcedureSand blasting,heat treatment method, High speed impact,Four sides riveting, Pre-stretching and running, Lubricate with...