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The market is moving towards a precast prestressing system.”

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Rais Khan, CEO, Dynamic Precast, talks about catering to the changing demands of designers and architects with innovative solutions in precast shapes to take India’s construction industry onto the next level.

Tell us about the process of casting concrete in shapes.
In precast, with the help of mould, concrete and steel skeleton, any shape can be cast as required. It may be a designer flower pot, fountain, pole, pillars, drain, covers, garden benches, paving tiles, column, beam, roof, boundary wall or even a complete house. For precasting, the mould could be of cement, wood, Fibre Reinforced Plastics (FRP), aluminium and mild steel.
Concrete mix is prepared in a mixer and then poured in mould, and it vibrates on a vibrating table or by surface and needle vibrator. Demoulding process is done after some time or after complete setting in 24 hours.

Are concrete shapes made with a variety of concrete grades?
Yes. It depends on the product’s quality. As per standard of BIS precast products, cast in different concrete grades from M-10 to M-50 grade.

What are the standard sizes and shapes of precast made by your organisation?
We make paver blocks and chequered tiles as well as cable covers, which are smaller products. Other products are kerbstone, dividers SFRC frame cover, gratings of different sizes, drain with covers of any size, precast and prestressed wall panel with columns, hollow core slabs in heavy and light duty in imported semi-automatic plant, precast toilets, house, prestressed electric poles and spun pipes with septic tank, etc.

Explain the moulds used to make these shapes. Do you customise moulds if the requirement arises?
Always! As our products are for roads, infrastructure and housing, customers have different choices for size, shapes and shades. For that we customise the size and shape of moulds as per choice and selection of the customer. All designers and architects want innovation in their projects. We create as per their requirement.

What are the quality standards followed while making precast shapes?
We have a Quality Manual Plan in our system. Presently, a testing laboratory is active in our manufacturing premise. Regular tests for raw materials and concrete and quality checks are done here using tools, equipment and calibrated testing machines.
Quality checks in our factory starts from system update, raw materials, measurements and weighing process, compaction and ultimately in finished goods. The required curing process used for these products is standard. Channels and sections are not compromised with quality aspects. Quality fabrication is an important part, where we follow the standards.

How does automation and technology contribute towards this process and does that make it less labour intensive?
Automation and technology are very important for the precast industry. Today, there are labour crises in each industry, but in the precast industry, it is too much because of its heavy elements and mostly working in open areas.
While we have a lot of shaded areas in our production premises and many mobile and lifting equipment, it’s necessary to make the system more and more automated.

What are the major challenges you face in the process of making precast shapes and in their transportation?
Major challenges in this industry that we face are in making proper mould to make good quality products or elements as per required by the customer. Secondly, availability of proper raw materials and procurement of subsidiary materials are useful for quality. No doubt packing and transportation of finished products are tough jobs in the precast industry.

How do precast shapes help in the profitability of a construction activity?
In the construction industry, precast elements and products have a big contribution in speedy completion of projects. Projects get finished before time because of precast and prestressed elements. Columns, beams and slabs have a bigger role to play in fast construction and economic growth. In India, acceptability for precast housing is quite slow, but only this industry can fulfil the requirement of infrastructure and housing sector in the country.

What kind of innovations can be seen in the near future in your industry?
The market is moving towards a precast, prestressing system. Systems and equipment are becoming available in the market. High grade concrete and PC wire will change the scenario of this industry. We are preparing for mass housing elements for the middle and low class on a priority basis, especially in towns and rural sectors.

-Kanika Mathur

Concrete

Cement Makers Reaffirm Commitment to Sustainable Growth

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World Environment Day spotlight on innovation and circularity

On World Environment Day, the Indian cement industry reiterated its commitment to supporting India’s climate ambitions through sustainable manufacturing, resource efficiency and the adoption of cleaner technologies.

The Cement Manufacturers’ Association (CMA) said the sector remains aligned with the Government of India’s Net Zero commitments and is accelerating efforts to reduce its environmental footprint while supporting the country’s infrastructure and development agenda.

Parth Jindal, President, CMA and Managing Director, JSW Cement, said the industry is increasingly adopting cleaner technologies, improving energy efficiency and expanding the use of alternative fuels and raw materials. He also highlighted the growing importance of circular economy practices, where industrial by-products and waste streams from one sector are utilised as resources in another.

“The Indian Cement Industry is aligned to the Government’s commitments on carbon mitigation and is accelerating the adoption of cleaner technologies, resource efficiency and circular economy practices while actively exploring the potential of Carbon Capture, Utilisation and Storage (CCUS) as a critical pathway for deep decarbonisation,” said Jindal.

He added that coprocessing industrial waste and by-products helps conserve natural resources, reduce disposal requirements and lower the environmental footprint across multiple sectors.

According to Jindal, sustainability is no longer limited to manufacturing processes but is increasingly influencing investment decisions, innovation strategies and long-term growth plans within the industry.

Echoing similar views, Dr Raghavpat Singhania, Vice President, CMA and Managing Director, JK Cement, said sustainable development extends beyond emissions reduction and must also focus on responsible resource utilisation and waste minimisation.

“Sustainability in the built environment cannot be measured by emissions alone. It is equally about how efficiently we use resources, how effectively we minimise waste and how responsibly we create the infrastructure that will serve future generations,” said Singhania.

He noted that the cement industry is advancing its sustainability agenda through greater resource efficiency, increased circularity, technological innovation and continuous improvements in manufacturing practices. As a key contributor to India’s infrastructure development, the sector has a critical role to play in balancing economic growth with environmental responsibility.

On the occasion of World Environment Day, industry leaders reaffirmed their commitment to supporting India’s climate goals while delivering the materials required for resilient, durable and sustainable infrastructure.

 

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Concrete

Building a Greener Future Together

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Environmental sustainability requires immediate action, not just long-term commitments and discussions. Recycling, circular economy practices, and technology-driven waste management can help industries reduce environmental impact while supporting sustainable growth.

Author: Jignesh Kundaria, Director and CEO, Fornnax Technology

World Environment Day serves as an important reminder that environmental sustainability can no longer remain confined to discussions, reports, or long-term commitments. The environmental challenges facing the world today demand immediate, measurable, and collective action. Across industries and communities, waste generation continues to outpace our ability to process it responsibly, placing increasing pressure on ecosystems, natural resources, public health, and the well-being of future generations.

One of the most significant shifts required today is a change in how society perceives waste. Rather than being viewed as a material to be discarded, waste must be recognised as a valuable resource that can contribute to both economic growth and environmental protection when managed through the right technologies and systems. This mindset forms the foundation of the circular economy model that countries across the world are increasingly adopting to reduce landfill dependence, recover valuable materials, and create more sustainable industrial ecosystems.

India has made meaningful progress in strengthening awareness around sustainability, recycling, and environmental responsibility over the past decade. Significant efforts are being made to formalise the recycling sector through improved infrastructure, technology adoption, policy implementation, and broader stakeholder participation. These developments are creating a stronger foundation for responsible waste management and resource recovery across the country.

However, achieving long-term environmental impact requires collaboration from all stakeholders. Industries, policymakers, technology providers, and communities must work together with greater accountability to strengthen recycling ecosystems, encourage responsible waste management practices, and create sustainable outcomes through consistent execution rather than temporary interventions.

As someone closely associated with the recycling industry, I firmly believe that technology will play a decisive role in addressing future environmental challenges. Advanced recycling systems have the potential to recover valuable resources, reduce pollution, minimise landfill burdens, and conserve energy, creating a more sustainable future for generations to come. This belief is deeply reflected in Fornnax’s motto, “Committed to Create a Green Future,” which embodies our commitment to building long-term environmental value through innovation and responsible action.

At the same time, technology alone cannot deliver meaningful change. Real progress requires intent, awareness, participation, and a shared sense of responsibility. Sustainable development can only be achieved when innovation is supported by collective action and a genuine commitment to environmental stewardship.

On this World Environment Day, let us move beyond conversations and take meaningful steps towards creating a cleaner, greener, and more sustainable planet. By embracing innovation, strengthening recycling ecosystems, and acting responsibly today, we can create lasting environmental impact and secure a better future for generations to come.

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Concrete

JK Lakshmi Advances LC3 Cement Expansion

Company highlights commercial production and research partnerships

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The meeting reviewed progress in limestone calcined clay cement (LC3) technology and its commercial adoption in India’s cement sector, focusing on low-carbon alternatives to conventional binders. JK Lakshmi Cement noted that limestone calcined clay cement can reduce carbon dioxide emissions by up to 40 per cent compared with conventional cement and said this reduction supports industry decarbonisation. The company highlighted that it was among the first two cement manufacturers in India to move LC3 into commercial production after the Bureau of Indian Standards approved the technology as a cement standard.

Vinita Singhania said the transition of LC3 from research to commercial production reflected collaboration between industry, academia and international institutions. Maya Tissafi acknowledged JK Lakshmi Cement’s role in advancing LC3 adoption in India and its contribution in taking the technology from laboratory trials to commercial implementation. Both representatives underlined the growing relevance of sustainable construction materials as India expands infrastructure and urban development.

The meeting explored continued collaboration with Swiss research institutions such as EPFL, EMPA and ETH Zurich alongside Indian academic partners and development organisations. JK Lakshmi Cement has been associated with the LC3 initiative since 2014 and worked with EPFL, IIT Delhi, IIT Madras, Development Alternatives and Technology and Action for Rural Advancement. The company conducted one of the earliest industrial trials of LC3 and recently announced commercial production of Green Pro LC3 cement from its Jaykaypuram plant in Rajasthan.

India remains the world’s second-largest cement producer and expansion of infrastructure, urbanisation and housing demand continue to support long-term sector growth, increasing interest in low-carbon technologies. The company reported an annual turnover of more than Rupees (Rs) 60 bn and current cement capacity of about 18 million (mn) tonnes (t) per annum, with a target of reaching 30 million (mn) tonnes (t) by 2030. Apart from grey cement, the company also makes ready-mix concrete, gypsum plaster, wall putty, primers, adhesives and fly ash blocks, and both sides concluded on the need for continued collaboration to develop sustainable construction solutions.

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