counterweight We have 4 vacuum foundry lines. counterweight :We have 4 vacuum foundry linesWe can produce gray iron counterweights for forklifts, excavators, loaders, etc. Annual capacity: 100,000MTCasting weight: from 100kg to 15,000kgAccuracy of dimensions is up to CT9-CT11 gradeThe surface finish is up to Ra12.5-Ra25