Callington Synform TR30 is a synthetic, oil rejecting roll forming fluid. It is designed especially for roll forming, hot and cold rolled, structural steel tube. Callington Synform TR30 provides excellent mill cleanliness, effectively keeping mill rolls clear of mill scale build-up. It’s clean-running nature under all water conditions, and its ability to settle out mill scale and dirt rapidly allows its use in systems with little or no filtration.