Circular

Blog
Apr 30 2026

What Drives Logwasher Operating Cost: A Plant Engineer’s Guide to Wear, Maintenance and Service Life

While initial investment is visible, true logwasher cost is determined over a decade by wear parts, energy use, and design choices that mitigate downtime.

Apr 27 2026

Why Dewatering Screen Performance Decides What Happens to Your Sand After It Leaves the Plant

Dewatering screens act as a final commercial checkpoint, determining the moisture, grading, and handling value of your sand before it reaches the customer.

Mar 27 2026

New Wash Plant or Plant Upgrade? How to Make the Right Call

The choice between a new wash plant and an upgrade depends on whether the issue is minor or more fundamental.

Mar 25 2026

How Sand & Aggregates Washing Supports Net Zero Targets in Quarrying

Modern washing systems support net zero by recycling water, recovering more usable material, and reducing both waste and the need for new extraction.

Feb 26 2026

How Wet Processing Supports the Circular Economy

A practical guide to washing clay-bound aggregates and improving yield, product quality and plant efficiency.

Feb 20 2026

Washing Clay-Bound Aggregates: Engineering Best Practice

A practical guide to processing clay-bound aggregates using effective scrubbing, classification and water recovery systems.

Jan 29 2026

How Filter Presses Help Sites Stay Compliant with SEPA and Environment Agency Discharge Consents

This blog explains how filter presses give operators tighter control over water quality, sludge handling and discharge risk, helping sites meet stricter SEPA and...
Jan 09 2026

Choosing the Right Wash Plant Partner: What to Look for Beyond the Machine

Effective Sand & Aggregates Washing relies on how well each stage of the process works together.

Dec 20 2025

How Dewatering Screens Improve Yield, Moisture Control, and Sustainability in Modern Wash Plants

Dewatering screens are no longer just a final stage in moisture reduction. In modern wash plants, they play a critical role in improving yield, controlling moisture,...
Dec 18 2025

Why Your Wash Plant Struggles With Clay And How Modern Logwashers Fix It

Clay contamination is one of the most damaging issues in sand and aggregate washing. This article explains why clay overwhelms traditional washing equipment and how...
Nov 28 2025

How a Filter Press Transforms Sludge into Reusable Water

Circular Group’s team of experienced engineers can design and integrate a complete water recovery circuit tailored to your quarry’s specific feed and compliance...
Nov 28 2025

Inside a Modern Wash Plant: How Each Stage Adds Value 

With over 40 years of wet processing expertise, Circular’s team has earned a reputation for reliability, innovation, and results.

Logwasher
Oct 13 2025

How Logwashers Drive Sustainability in Modern Aggregate Processing

By integrating the Titan® Logwasher within a water recycling system, Circular helps operators meet both sustainability and cost-efficiency goals simultaneously.

Dewatering Screens
Oct 10 2025

How to Select the Right Dewatering Screen for Your Operation

This guide explains how to specify and select the right dewatering screen for your operation and how Circular’s tailored solutions help operators achieve optimum...
Oct 09 2025

Understanding the Full Sand & Aggregates Washing Cycle: From Feed to Water Recovery

The full Sand & Aggregates Washing cycle is more than a collection of machines, it’s a coordinated process designed to maximise recovery, minimise waste, and...
Oct 05 2025

The Future of Sustainable Quarrying Lies in Filtration

Circular Group’s Filter Press and SiltPro® High-Rate Thickener systems provide the engineering foundation for that transition: robust, efficient, and built for...
Filter Press
Sep 24 2025

Filter Press Basics for Sand, Aggregates & Recycling: How to De-water Smarter

This article gives quarry and recycling engineers a clear, practical primer on where a Filter Press fits, what to look for in design and operation, and how Circular...
dewatering Screens
Sep 23 2025

Futureproofing Your Plant: Why Dewatering Screens Are Essential in Modern Wash Systems

If you are looking to futureproof your plant with dewatering technology, our team of engineers can help assess your feed, capacity, and compliance needs to specify the...
Sand & Aggregates Washing
Sep 21 2025

5 Common Mistakes in Aggregate Washing and How to Avoid Them

At Circular Group, we have worked with countless operators across the UK and beyond to troubleshoot inefficiencies and deliver tailored wet processing systems.

Sep 20 2025

When a Rinsing Screen Isn’t Enough: Why Heavy-Duty Feeds Require a Logwasher

This blog explores why a rinsing screen alone can’t meet today’s demands and how a logwasher changes the game for operators working with tough material feeds.

Aug 22 2025

How Filter Presses Support Sustainable Operations and Regulatory Compliance

A filter press is a type of dewatering equipment used to separate solids and liquids from slurry.

Aug 18 2025

Reducing Downtime in Quarries & Recycling Plants with Titan® Logwasher Pre‑Cleaning

Every installation is customised to your feed material, outputs, site constraints, and compliance targets.

Dewatering Screens
Aug 14 2025

Choosing the Right Dewatering Screen: What to Consider for High-Volume or Variable Feed Applications

Circular’s Dewatering Screens range up to 350 tonnes per hour (tph), making them ideal for both static and mobile high-output operations.

Aug 12 2025

Moisture Matters: Dewatering Screens for High-Performance Industrial Sands

Where traditional methods like sand screws or bucket wheels leave sand with 20–25% moisture, a properly configured dewatering screen can reduce this to...
Jun 27 2025

Turning Construction Waste into Saleable Aggregate: Why C&D Recyclers Need a Titan® Logwasher

Circular Group’s Titan® Logwasher is built for this challenge. If your current system is struggling with contamination, variable feed, or underperforming recovery, it’s...
Jun 20 2025

Why Mobile and Modular Wash Plant Operators Need Dewatering Screens

This article explores five key reasons mobile wash plant operators should integrate dewatering screens into their systems.

Jun 17 2025

Why Sand & Aggregates Washing is Critical for Quarries and Recyclers

For quarries and recyclers aiming to improve material quality, reduce waste, and stay compliant, investing in a tailored sand & aggregates washing system is a...
Logwasher
May 30 2025

Top 5 Signs You Need to Upgrade to a Logwasher

A logwasher is designed to tackle tough materials, scrubbing clay, soil, and organics from coarse aggregates using high-torque twin shafts with paddles and a continuous...
May 27 2025

Role of Dewatering Screens in Complex Material Recovery

At Circular Group, our dewatering screens are designed for heavy-duty use in closed-loop systems, mobile plants, and high-throughput facilities.

Sand & Aggregates Washing
May 25 2025

Why Aggregate Washing Is Critical for High-Performance Recovery

At Circular Group, equipment like log washers, hydrocyclones, and dewatering screens are used in tailored systems that match each client’s needs.

May 20 2025

Understanding the Key Components of a Filter Press System

We’ve seen firsthand how the right filter press setup can change the way a site handles waste and water.

Filter Press
Apr 23 2025

What is a Filter Press? A Beginner’s Guide for the Aggregates Industry

Circular Group supplies filter press systems suitable for the demands of sand, aggregates washing and soil waste washing.

Apr 22 2025

How to Choose the Right Sand Washing Equipment for Your Site

Every sand and aggregates washing system we deliver is built around the client’s site, material, and goals.

Logwasher
Apr 18 2025

How Logwashers Remove Clay, Silt & Other Contaminants

One of the most effective solutions for heavily contaminated material is a logwasher.

Apr 16 2025

Revolutionising Wet Processing: iCircular Group’s Custom Approach to Sand & Aggregate Solutions

No two sites are the same. That’s why iCircular Group prioritises bespoke solutions over off-the-shelf compromises.

Dewatering Screens
Apr 15 2025

What Are Dewatering Screens and How Do They Work?

Dewatering screens are an essential part of many sand and aggregates washing plants.