
Kerun Fast and Bright Quenching Oil Kr238. High Cooling Speed: Fast quenching oil with strong cooling capacity and high temperature cooling speed. Uniform Hardness Control: Ensures high and uniform surface hardness with enough hardening layer depth. Deformation Control: Better controls quenching deformation for medium and large workpieces. Long Service Life: Good thermal oxidation stability maintains stable cooling characteristics long-term. Easy Cleaning: Workpiece surfaces after quenching are easy to clean with good brightness. Low Cost Efficiency: Features low oil consumption and low use cost for cost-effective operations. RoHS Certified: Meets RoHS environmental protection standards for safe usage. Wide Application: Suitable for gears, bearings, textile, and hardware tools under controlled atmospheres.