Caldas Engineering

Another one out the door. Our CQ 250X1200 Granulator is on its way to site, and this machine means business.

Designed for secondary and/or tertiary crushing applications for aggregate-producing operations and for the operation of various types of minerals and recycling requirements in the metal smelting industries where you need tight, consistent product sizing without compromising throughput, the CQ 250X1200 delivers:

→ Discharge range of 25–60mm to suit your specification
→ 13–35 m³/h capacity with a 55kW motor
→ Built tough. Ready to work from day one.

If you're looking at a granulator solution for your site, connect with us.

A great piece by the publication, Quarrying Africa, featuring Caldas Engineering and our focus on practical solutions for the operational realities faced by quarries and mining operations across Africa.

The article highlights the importance of reliable supply, technical support, modular crushing solutions and equipment that is built for real site conditions. Thank you to Quarrying Africa for the feature.

Read more here:
https://quarryingafrica.com/addressing-quarries-operational-realities/

A reliable crushing operation needs access to the right parts, at the right time. At Caldas Engineering, we stock and supply a wide range of crusher wear parts, spares and components to support quarrying, mining and aggregate operations across Africa.

From critical spares to complete crushing solutions, our focus is simple: helping customers reduce downtime and keep material moving.

As we approach our 30-year anniversary, we’re taking a trip down memory lane...

In 1996, Rui Caldas started Caldas Engineering from a dining room table in Johannesburg. What began as a small, family-run business has grown into a trusted supplier of crusher wear parts, spares and equipment for the quarrying, mining, construction, demolition and recycling industries.

As 1 July 2026 draws closer, we’re looking back at the relationships, lessons and milestones that have shaped who we are today.

Built on service. Strengthened by experience. Driven by relationships.

Built for efficiency, stocked for reliability. Our warehouses keep operations moving with quality equipment and parts ready when you need them. Contact us to discuss your crushing requirements

Our impact crushers are engineered for impact and built for performance. Reliable crushing power where it matters most. Contact the Caldas team for more information.

Our CQ400X600 Swingstock loaded and ready. From dispatch to delivery, every move is planned for efficiency. Keeping your operation running without delays. We export to regions throughout Southern Africa and beyond.

Contact Caldas Engineering to find out more.

Behind every delivery is a yard built for scale, speed, and reliability. At Caldas Engineering, we keep critical wear parts moving across Africa, ready when you need them, where you need them.

Crushers. Wears. Spares. Delivered.

Built for serious screening. The Caldas Modular 6x19 Triple Deck Screen delivers the capacity and practicality needed for demanding site conditions.

Screening capacity: 120 to 300 tph
Total power: 52 kW
Total weight: 23.4 t
Working dimensions: 13 m × 3.4 m × 6 m
Transport dimensions: 14.1 m × 3.6 m × 3.69 m

Compact for transport. Practical on site. Built to keep material moving.


Compact for transport. Practical on-site. Built to keep material moving.