Stronger separation, better process support 

In water and wastewater treatment, effective separation starts with how well fine suspended matter can be gathered and removed. When particles remain dispersed, they can affect clarification, sludge handling, downstream efficiency, and overall treatment control across industrial and municipal systems. 

Calflock Flocculants are designed to support these challenges with solutions that help fine particles bind into larger, removable flocs. As part of Caldic’s broader water treatment offer, Calflock supports treatment performance with a practical view of process conditions, operating priorities, and application fit. The current water treatment scope includes flocculants within a broader portfolio for water treatment, wastewater treatment, process water treatment, and related treatment support.

How Calflock supports treatment

Flocculants support separation by helping fine particles gather into larger and more stable flocs. This creates a stronger foundation for treatment steps such as clarification, sedimentation, filtration, and sludge handling. By improving how suspended matter comes together and can be removed, flocculants help support more controlled treatment performance across water and wastewater systems where separation efficiency is an important part of the overall process.

More than chemistry alone

Choosing the right flocculant depends on more than chemistry alone. In practice, treatment goals, solids load, sludge characteristics, handling requirements, equipment setup, and operational priorities all influence what the right fit looks like. 

Across the flocculants category, the main decision factors often come down to ease of use, application fit, safety, sustainability, and cost in use. These same priorities also connect naturally to Caldic’s broader water treatment focus, which includes process optimization, sludge management, water recovery and reuse, energy efficiency, and regulatory support.  

That is why Calflock is best understood not only as treatment chemistry, but as part of a broader operational conversation around performance, process support, and long-term treatment priorities. 

Where Calflock is used

  • Water clarification

  • Suspended solids separation

  • Sludge thickening

  • Sludge dewatering

  • Filtration support

  • Wastewater treatment

Why choose Caldic

Caldic supports customers with flocculant solutions that connect treatment chemistry with practical operational needs. Our role goes beyond supply alone. We help customers approach treatment performance with a broader view of clarification, sludge handling, process support, and wider operational priorities. 

By combining category knowledge with a broader water treatment perspective, Caldic helps customers navigate treatment needs with greater clarity across industrial and municipal systems. This creates a more connected approach to performance, process support, and longer-term treatment priorities. 


Part of a broader water treatment offer

Calflock is one part of Caldic’s wider water treatment platform. The broader portfolio also includes coagulants, bioaugmentation products, biocides, oxidants, antifoams, ion-exchange resins, membranes, filtration aids, adsorbents and activated carbon, regeneration chemicals, inhibitors, and performance additives. This broader scope helps customers address treatment needs with a more connected view of process performance, operational efficiency, and treatment priorities.  

Caldic’s water treatment scope also covers physico-chemical treatment, biological treatment, sludge management, pretreatment, effluent polishing, process optimization, regulatory and permit support, water recovery and reuse, waste management, energy efficiency, and contaminant management.  

Download our Calflock brochure 

Discover how Calflock supports clarification, solids handling, and treatment performance across industrial and municipal applications. Download the brochure to explore the full offering, key application areas, and the different flocculant approaches available across the portfolio.

Frequently asked questions

What is Calflock?

Calflock is Caldic's range of flocculant solutions developed for industrial and municipal water treatment. The portfolio helps improve the separation of suspended particles, supporting cleaner water, more efficient treatment processes, and better operational performance.

How do flocculants improve water treatment?

Flocculants encourage fine suspended particles to combine into larger, more stable flocs that are easier to remove. This improves processes such as clarification, sedimentation, filtration, sludge thickening, and dewatering, leading to more efficient treatment systems.

Which industries can benefit from Calflock?

Calflock supports both industrial and municipal water treatment applications. It can be used wherever effective solid-liquid separation is required, including wastewater treatment plants, manufacturing facilities, and process water operations.

What should be considered when selecting a flocculant?

Choosing the right flocculant depends on several operational factors, including the characteristics of the water, solids concentration, sludge handling requirements, treatment objectives, equipment configuration, and sustainability goals.

What treatment applications does Calflock support?

Calflock is suitable for a wide range of treatment processes, including water clarification, suspended solids removal, sludge thickening, sludge dewatering, filtration support, and wastewater treatment.

Why choose Caldic for flocculant solutions?

Caldic combines flocculant products with technical expertise and application knowledge. Rather than supplying chemistry alone, the company helps customers identify solutions that align with their treatment processes, operational priorities, and long-term performance goals.

Is Calflock part of a broader water treatment portfolio?

Yes. Calflock forms part of Caldic's wider water treatment offering, which includes coagulants, filtration technologies, activated carbon, membranes, biocides, ion-exchange resins, and other treatment solutions designed to address complete water management needs.

Can Calflock help improve operational efficiency?

By supporting more effective particle separation, Calflock can contribute to smoother treatment processes, improved sludge management, and greater consistency throughout water and wastewater operations.

Where can I learn more about the Calflock portfolio?

Visitors can download the Calflock brochure from the page to explore the available flocculant technologies, key application areas, and the broader water treatment solutions offered by Caldic.