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Pump Fundamentals Blog

What Does LSA Stand For?

What question does GIW hear most often from customers? Hands down, it’s this one: "What does LSA stand for?"

The LSA acronym's current meaning (and the one many readers might know) is "Low Maintenance, Severe Duty, Abrasion Resistant." The original meaning is a bit more..

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Topics: Mining, GIW, Oil Sands

What Causes Water Hammer?

Water hammer is just one of many phenomena that can turn a normal day of slurry pumping into a nightmare. Since the consequences of water hammer can be severe, pump operators must understand what it is, how it occurs, and how to avoid it.

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Topics: Mining, GIW, Oil Sands

How Do I Store My Pump?

At GIW Industries, Inc., we help our customers tackle some of the most complex pumping challenges every day. Although many problems make themselves known during the pumping process, others arise when the pump isn’t running or isn’t even assembled. One customer came to us with..

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Topics: GIW, Slurry Pump

What Are Murphian Particles?

To answer this question, we spoke with Reab Berry, former Head of Global Mining Training and Development for GIW Industries, Inc.

“There’s a particle size that’s well-known in the slurry transport industry as the Murphian particle size,” Mr. Berry says. “In the world of..

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Topics: GIW, Slurry Pump

Do I Have the Correct Lifting Device for my Pump Part?

GIW Industries, Inc. pump parts come in all shapes and sizes. Not knowing how to move them properly can complicate processes such as installation and removal. Improper transport procedures also risk damage to the pump or its operators. To ensure safety and avoid damage, you..

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Topics: GIW, Slurry Pump

What Are Some Common Slurry Pumping Questions?

When it comes to your everyday pumping questions, the answers aren’t always easy to find. Fortunately, we’ve put together a list of solutions to some commonly asked questions GIW Industries, Inc. technicians have received over the years.

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Topics: GIW, Slurry Pump

How to Avoid Common Shaft Sleeve Problems

While GIW Industries, Inc.’s pumps help our customers succeed every day, some materials can break down over time — either from misuse or from contact with abrasive or corrosive materials. One customer recently experienced a leak that resulted from a worn shaft sleeve. Here’s..

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Topics: Mining, GIW, Oil Sands

Can I Reduce Pump Wear with a Bigger Pump?

Q: Can I reduce pump wear if I install a larger pump?

A: The simple answer is probably not. You can actually increase pump wear if your pump is too large for your particular application.

"This answer seems counterintuitive to many people when they hear it," notes Reab Berry,..

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Topics: Mining, GIW, Oil Sands

What’s Wrong with My Bearing Assembly?

Each day, GIW Industries, Inc., engineers work with our customers to solve problems associated with their pumps. One pump component we get a lot of questions about is the cartridge bearing assembly. We spoke to Jon Keith, GIW Product Manager, about three problems faced by..

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Topics: Mining, GIW, Oil Sands

How Do We Use the Affinity Laws?

The pump performance chart above is a graphical representation of performance for a particular pump. By using this chart, you can see the head, or pressure, that the pump produces at various flow rates and at different speeds. For example, at 560 RPM, the pump will produce..

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Topics: Mining, GIW, Oil Sands

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