The Graco Electric Constant Proportioning (EFR) system is a metering, mixing and dispensing system for the proportioning of sealant and adhesive materials for two components. Ideal for applications requiring precise dosing, EFR provides superior quality in seals, beads, dosing and potting applications on materials. ADVANCED PRECISION DRIVE UNIT Powerful drive unit reaches up to 26 cycles per minute Precise operation providing low flow and small dosage consistency Direct pump control Low maintenance INDUSTRY PROVEN Z PUMPS There are a wide range of rate options. The only wear parts are seals. It is resistant to abrasive materials. Pumps mechanically connected to a single drive shaft provide ratio assurance. MD2 VALVE Adjustable retraction • Reduces material waste required for cleaning by mixing at the tip of the gun. Many gasket combinations for material compatibility • Available in 1: 1 to 12: 1 models for wide ratio applications. For manual or robotic applications
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