Efficient liquid-solid separation is a cornerstone of success across many industries. At KastRock, we deeply understand the critical nature of this process. Our strategic partnership with
thickeners, globally renowned solutions for optimizing process water recovery, minimizing waste volume, and enhancing operational efficiency. Leveraging decades of expertise and an unwavering commitment to innovation,
processing to CCD washing and beyond.
Understanding Diefenbach Thickeners
Diefenbach thickeners represent a class of industrial equipment meticulously designed to facilitate efficient separation of solids from liquids. These thickeners are adept at densifying products to streamline processing, clarifying wastewater streams, and managing tailings in mining and aggregate applications. Whether the target product is the clarified liquid or the thickened solids, Diefenbach thickeners consistently deliver exceptional outcomes.
Diefenbach Thickener Types
Diefenbach's offerings encompass a diverse range of thickener types, each engineered to address distinct needs and applications. Their Elevated High-Rate Thickeners (HR Series) are optimally suited for immediate recovery of reusable process water or the separation of waste solids from leach liquor. These thickeners boast a fabricated sag steel floor on larger diameter tanks, providing open access under the tank for efficient underflow pumping.
For applications mandating the highest concentration of solids and maximum recovery of process water or leach liquor, Diefenbach's Paste Thickeners (P Series) are the ultimate solution. These thickeners possess the capability to achieve higher underflow densities than conventional thickeners, making them ideal for waste volume minimization and water recovery maximization.
The Science Behind Diefenbach Thickeners
Diefenbach thickeners are the product of meticulous engineering aimed at optimizing the liquid-solid separation process. Each thickener comprises a tank, feed pipe and feedwell, rake (and pickets, depending on the thickener style), a bridge containing the rake drive mechanism, and a chemical dosing system.
The slurry feed enters the thickener from a de-aeration tank and into the feedwell, where chemicals are introduced to facilitate rapid settling of the solid particles. These flocculants or coagulants attract the fine solids in the slurry to form larger, heavier particles that sink to the bottom of the tank.
As the flocculated solids settle, the rotating rake mechanism assists with guiding them toward the discharge cone in the center. The thickened solids are then discharged out the bottom of the tank and sent to waste or further processing. The solids-free liquid (or liquor) overflows the weir surrounding the top of the tank and is sent for further processing or reuse as process liquid.
The Diefenbach Advantage
Diefenbach thickeners are the culmination of decades of knowledge and experience in the realm of liquid-solid separation. These thickeners leverage
computational fluid dynamics
(CFD) modeling and material testing in Diefenbach's in-house lab to achieve the ideal separation for a vast array of applications.
Diefenbach thickeners benefit from decades of experience and hundreds of installations. With features such as the company's innovative feedwell, which allows for the optimum distribution of flocculated solids throughout the tank, Diefenbach thickeners deliver unparalleled results.
Key Features and Benefits of Diefenbach Thickeners
Diefenbach thickeners offer a range of advanced features and benefits that set them apart from the competition. These include:
• Advanced modern feedwell and auto-dilution options:
State-of-the-art feedwell designs allow Diefenbach thickeners to achieve maximum density underflow with reduced needs for polymers. Auto-dilution options further increase the rate of settling to reduce the size of equipment required and maximize thickener clarity and underflow density.
• Advanced automation and remote monitoring packages:
Diefenbach thickeners are available with advanced automation and remote assistance packages for optimized operation and minimal downtime.
• Density monitoring and automated rake lifts:
Diefenbach thickeners come with density monitoring systems that allow for optimal control of bed level, underflow density and automation of underflow pumping and rake lift settings.
• Liquid recovery rates of 85% or greater:
Diefenbach thickeners generate a virtually solids-free liquid overflow, which can then be sent for further processing or reused as process liquid elsewhere in the plant.
• Reduce volume of waste material:
By separating out the liquid, Diefenbach thickeners can reduce the volume of material reporting to storage or reduce the load on downstream equipment such as a filter press.
Partner with KastRock for Your Diefenbach Thickener Needs
At KastRock, we're dedicated to helping you unlock the full potential of your Diefenbach thickener. Our team of experts can provide guidance on selecting the right thickener for your application, as well as installation, operation, and maintenance support. With a Diefenbach thickener from KastRock, you can trust that you're getting a world-class solution backed by decades of experience and a commitment to excellence.
Contact KastRock today to learn more about how a Diefenbach thickener can transform your liquid-solid separation operations.
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