Flowserve Durco Mark 3 ISO Pump Range


Durco Mark 3 Brochure

The Durco Mark 3 ISO chemical process pump provides outstanding hydraulic performance, unrivaled reliability and low total cost of ownership. Conforming to ISO 2858 and ISO 5199 design criteria, the Durco Mark 3 ISO incorporates many proven reliability- and performance enhancing features.

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The resultant benefits are:
• Renewable, high-efficiency performance over the life
of the pump with the reverse vane impeller
• Optimal, predictable seal chamber pressures that
are re-established after every impeller setting
• Maximal mechanical seal life due to an ideal seal
environment created by the SealSentry seal chamber
• Two-piece bearing bracket reduces inventory cost and
facilitates retrofit for ISO 2858 compliant pumps
• Robust shaft and bearing designs that minimize shaft
deflection and extend mechanical seal and bearing life
• Fast and accurate impeller setting with the industry’s
most innovative external impeller adjustment mechanism
• In-shop reverse vane impeller adjustment with the only
pump that takes full advantage of the back pull-out design

Operating Parameters
• Flows to 1400 m3/h
• Heads to 220 m
• Pressures to 25 bar
• Temperatures from -80°C to 400°C
• Discharge sizes from 20 mm to 200 mm

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