1129-718-480 - Union

Single passage for coolant or MQL. Pop-Off technology allows unlimited dry running without media pressure. Pop-off stroke of 0.7-3.0 mm compensates for thermal expansion of spindle during extended operation as well as variations in drawbar position. Full-flow design has no obstructions to trap swarf or debris. Balanced mechanical seals made from silicon carbide for long life even under difficult operating conditions. Anodized aluminum housing resists corrosion.