Page 40 - TEXtalks International October/November 2022

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Rota pray

Member of WEKO Holding

Weko's Innovative

RotaSpray Dyeing

Technology for Adil Ghani, Technical Director

Sustainable Textile textile industries. Among these industries, worldwide TEXtalks: Can you share the history and work of using fewer amounts of water, hazardous chemicals, and continuous pad-dry-pad-steam process. Using 60-70 kWh of energy, while RotaSpray takes only advantages, inclu
adopting eco-friendly production processes; using
the RotaSpray System, the intermediate drying is
Nishat Dyeing and Finishing?
textile production suffers from immense cost
energy, water, an
05kWh of energy consumption. This is to indicate one
eliminated, as normally used in the classical
less energy for production processes; and
Adil Ghani: Established in 2002, Nishat dyeing and

pressure and is driven by high volumes of fresh
Furthermore, Rota
of the advantages of this machine.
introducing the 3 Rs - Reduce, Reuse, and Recycle.
pad-dry-chemical or pad-steam process. This leads

finishing is part of Nishat Mills Limited. NDF is one of
water, energy, and chemicals with comparatively slow
light to medium s
to significant energy savings and much lower
Thus, RotaSpray reduces the resource consumption

the most sophisticated dyeing units globally, with

production speeds. An estimated 100–150L of water
excellent reprodu
TEXtalks: What are the key advantages of the
Production is needed to process 1 kg of cotton textile. state-of-the-art systems. The Nishat group was for NDF. investment costs. RotaSpray Systems you would like to share with the TEXtalks: How

established in 1951 and is one of Pakistan's most

Furthermore, a high amount of toxic effluent
industry?
TEXtalks: What is the main difference between
Proudly, NDF is the first industry globally who choose

modern and largest vertically integrated textile

generation from textile factories is another important
Adil Ghani: It has been three years since we have
Dyeing System?
RotaSpray and the conventional system?
RotaSpray for bulk production of woven fabrics.
companies. The Nishat Mills Limited is engaged in

concern that needs to be addressed properly.
Adil Ghani: RotaS
been using the system. It works 24 by 7 and has less
Adil Ghani: The RotaSpray by Weko is completely
Therefore, WEKO and RotaSpray present the latest

Fabric. The non-contact spray application also allows
spinning, combing, weaving, bleaching, dyeing,

technology to promote sustainable textile the business of textile manufacturing, including RotaSpray is a Patented Spray Dyeing for Yarn and different and innovative compared to the downtime and easy maintenance. The results are in continuous dye
excellent, with an additional saving of 30-35% in
consumption, as m
conventional dyeing systems. In conventional
manufacturing with cost and significant printing, stitching, apparel, buying, selling, and the defined application of high-affinity optical reactive dyeing, the process requires enormous energy consumption, chemical consumption, and reproducible resu

An Interview with Adil Ghani about his experience with resource-saving potential. otherwise dealing in yarn, linen, cloth, and other brighteners, fixing agents, functional chemicals, amounts of salt to facilitate dye exhaustion and reduced carbon footprint. RotaSpray avoids the importance for a
special neutralization agents, dyes, and oxidation

goods and fabrics made from raw cotton, synthetic
World’s first Patented Spray System for Fabric Dyeing The non-contact systems are running at different fiber, and cloth and to generate, accumulate, chemicals. Significant water, chemical, and energy absorption ranging from 40 to 100 g/l. The treatment conventional dyeing route, enabling industries to huge liters of
typical. Also, pe
save big, and the short process means fewer

of colored salt effluent is one of the scorching issues
savings can be achieved by optimizing the spraying

distribute, supply and sell electricity.
locations globally to serve different sectors, including
textile dyeing and finishing. In 2019, Nishat Dyeing parameters in the RotoDyer and RotoCoater spraying in the textile processing house as it significantly production times. The RotaSpray can easily do chemicals, auxili

reactive and vat continuous dyeing that is beyond the
processing to kee
increases the carbon footprints along with the cost of
Since 1953, WEKO has been developing and Weko's focus has always been on the lowest and Finishing (NDF) Lahore Pakistan, installed the TEXtalks: What is RotaSpray dyeing, and why did technology in finishing textile fabrics and warp yarn dyed goods. However, the RotaSpray eliminates salt reach of conventional dyeing processes. For stop. Draining al
producing non-contact application systems for textile possible, exact, and replicable use of the respective world’s first RotaSpray continuous fabric dyeing NDF choose this? dyeing. The newly developed PS2 Pad-Spray-Steam utilization without compromising shade depth to example, the cold pad-batch method can be applied and reactive, r
product optimization and surface finishing with resources, enabling customers to perform industrial system. TEXtalks International interviewed the focal Adil Ghani: As NDF truly believes in sustainable Process for yarn and fabric enables salt-free make it more sustainable. Because of the spray for reactive dyeing, but the cold pad-batch process is and costs
different fluids and powdery substances. Weko production in a more environmentally friendly manner. person Adil Ghani, Technical Director NDF, to learn production, NDF chose the RotaSpray for the best continuous dyeing of Reactive dyes without limitation technology, RotaSpray reduces water and energy not possible for vat dyes. However, with RotaSpray, natural resou
Holding GmbH has taken over RotaSpray GmbH in The application areas are the nonwoven, paper, and explore more about the RotaSpray system, its possible benefits of innovative technology. of color depth. The diffusion behavior of the dyes is consumption. A pad-thermosol normally takes about customers can do reactive and vat dyeing without with Weko RotaSp
January 2021 to further expand its textile segment. tissue, printing, wood fiber boards, foils, metal, and advantages, and its potential. Sustainable practices in the textile industry include comparable with the Cold Pad Batch dyed material compromising performance. The process has serval are no more, mak
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