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Barge unloading with slide gates

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A North American company has selected Pebco’s Modulating Slide Gate (MSG) and Rolling Slide Gate with Packing (RSP) to load Portland cement into barges. Pebco is represented in Australia by MELPIA .

The recent order of twenty Modulating Slide Gates and two Rolling Slide Gates with Packing will serve as barge unloading, belt conveyor feed, shut-off and regulating valves.

The cement weighs approximately 80-85 pcf and the flow rate is 850 tonnes per hour. These particular units have a 12" x 12" opening and are operated hydraulically.

Features of the Pebco gates include:

* Construction is of carbon steel channel, angle and plate. All welding is per AWS standards.

* Each opening is formed with welded plate and structural angle and includes a 2" x 3/8" thick throat.

* Gate frame includes a top dust cover and product deflector for product level sensor (to be provided by others).

* Each blade is 3/8" thick, A-36 steel plate.

* Blades are connected by a 2" schedule 40 pipe in order to provide tandem operation.

* Actuation is by a single, 2 1/2" x 15 1/2" stroke hydraulic cylinder. Cylinder includes ABS, US Coast Guard approval. Cylinder includes two EPS-7 cylinder mounted proximity switches for open/closed indication.

The Modulating Slide Gate and Rolling Slide Gate with Packing may be used in applications such as: bottom of bins, hoppers, screw conveyors, belt conveyors and vibrating conveyors.

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