A cold joint occurs when concrete is placed against hardened concrete. Proper surface preparation, adequate bonding agents, and timely placement. The time it takes for a cold joint to form depends on ...
Contact online >>
A cold joint in concrete construction is a plane of weakness that forms when new, wet concrete is poured against concrete that has already begun to harden. This discontinuity occurs
View more
High-pressure injection of flexible polyurethane is carried out along the entire length of the concrete crack, from the bottom to the top. The advantages are undeniable: the result is instant and long
View more
Learn how to create cold joints during concrete pouring to ensure strong and durable results. Discover techniques, tips, and best practices for effective cold joint formation in your construction projects.
View more
When it comes to building construction, especially for residential homes or commercial buildings, understanding slab cold joints is crucial. These joints are points where two separate pours
View more
Learn to identify cold joint cracks in poured concrete foundations. Understand why they form, their severity, and when repairs are necessary.
View more
Discover the top-rated methods for waterproofing cold joints in concrete. Learn the essential steps to protect your concrete structures effectively. Find the right solutions for a lasting
View more
Cold joints pose several threats to your concrete''s strength and longevity. The poor bond between the two pours weakens the overall structure, reducing its ability to bear loads.
View more
Cold joints might lead to serious issues related to the durability, structural integrity, and aesthetic appeal of concrete structures. Overall, these joints occur when there is a delayed pouring of fresh concrete
View more
Learn about cold joints in concrete pouring, their timing, and effective prevention strategies to ensure structural integrity and durability.
View more
In case the concrete at the joint has become so stiff that it cannot be remoulded and mortar or slurry does not rise in spite of extensive vibration, the joint is left to harden for at least 12 - 24 hrs.
View moreHigh-power CW/pulsed laser diodes (808nm–1550nm) and VCSEL arrays for 3D sensing, LIDAR, and optical interconnects.
Co-packaged optics engines, silicon photonics ICs, and optical I/O solutions for high-density switches and AI clusters.
400G/800G QSFP-DD/OSFP modules, active optical cables, and custom optical engines for data center interconnects.
Low-jitter laser drivers, integrated CDR circuits, and linear TIAs for coherent optics and short-reach links.
We provide custom laser diodes, VCSEL arrays, DFB lasers, drivers, CDR, modulators, TIAs, co-packaged optics, silicon photonics, LPO, transceivers, and AOCs.
From prototype to mass production, our team ensures premium quality and technical support.
23 Photonics Avenue, Techno Park, Stellenbosch, 7600, South Africa
+27 63 148 2975 | +27 63 148 2975 | [email protected]