Packing rings and shaft seal rings

ARF Ring


Expanded natural Graphite in Purity 98 % – industrial grade or 99.85 % nuclear grade (chlorine content < 20 ppm) Temperature in steam Density min. 1.40 g/cm 3 Characteristics High cross section density Self lubrication and limited wear Dry running capability Coefficient of thermal expansion similar to steel Maintenance free and elastic, also under variable pressure Non ageing, high chemical resistance Attention! Precise tolerances and surfaces of application are requeste Operating range Pressure [p max]: 800 bar Temperature: t = -200… +550 °C pH: 0 - 14 Density: 1.80 g/cm³ Temperature in steam Density min. 1.40 g/cm 3 Main application Fittings Pumps (high temperature) Covers Valves Suitable for Valves and fittings of all Industries Approvals Oxygen BAM 200 °C/250 bar DVGW and KTW Variant Rings with integrated reinforcement or endcaps made from ANSI 316 Special quality TA Luft 300 with a leakage rate of 5.7 · 10 -3 mbar · l/(s·m) 300 °C Form of delivery ARF rings - endless,...

Products similar to this business

Other products from this business