Dispensing Pumps301 Mini Pumps and 303 Special Ratio Mini Pumps are designed for convenient and accurate metering of WEST SYSTEM brand resin and hardeners. For convenience, the pumps mount directly onto the Resin and Hardener containers, and eliminate the mess involved with measuring by weight or volume. The 301 Mini Pumps are calibrated to deliver the correct working ratio of 5 parts of R105 resin to 1 part of either H205 Fast or H206 Slow hardeners. : 303 Special Ratio Mini Pumps are calibrated to deliver the working ratio of 3 parts of R105 resin to 1 part of either H207 Special Coating or H209 Super Slow hardeners, with one full pump stroke of resin for each one full pump stroke of hardener. Made of durable polypropylene, the pumps give years of dependable service. For dispensing large metered quantities the 301 FRP Pump is a single action, double cylinder, high capacity pump, designed to dispense WEST SYSTEM brand resin and hardener from drum quantities at the designated 5:1 ratio, and reduce mixing time and waste.
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