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bomma responsibility

Production efficiency and emission reduction

Efficiency is absolutely key for us. It permeates every step – from design through production to the final product. Active energy management and a sustained commitment to reducing emissions play a crucial role in this. We are constantly refining our processes, using energy more efficiently, and implementing technological innovations that allow us to produce with lower energy consumption and higher quality. Thanks to these efforts, we are reducing the energy intensity of our production over the long term and moving the craft of glassmaking and our production toward a more sustainable future.

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New furnace „Světluška“ (2023) at the Bomma glassworks

Saving almost 
800 tons of CO₂ per year

Since 2013, we have been enriching the combustion air with 3% oxygen, which increases combustion efficiency and reduces gas consumption. The modernisation of furnaces, the development of our own equipment under the Bohemia Machine brand, and the optimisation of production processes are all part of a long-term strategy that enables us to systematically reduce the energy intensity of our production.

Energy consumption in production

The largest energy-consuming process is glass melting – the fundamental process of glassmaking. This is where we focus on innovations that deliver both efficiency and savings.

18 % of consumption consists of melting and cooling by hand production
38 % of consumption consists of melting and cooling by machine production
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New melting unit

Up to 30 % energy savings per 1 kg of glass

Key technological innovations include the modernisation of melting units, the development of in-house machinery (such as feeders and bottle-filling machines), and the implementation of a closed-loop system for treating grinding water using a flocculation treatment plant. These steps reduce energy consumption while also reducing water use and waste volume. Another significant milestone was the discontinuation of lead crystal melting in 2019 and its replacement with our own lead-free glass composition, which has a lower environmental impact.

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New electric furnace at the Rückl glassworks

Carbon neutral

Starting in 2025, our sister glassworks, Rückl, began using a carbon-neutral electric furnace in its production process, contributing to energy diversification. In their electric pan furnace, we melt only our special product, Bomma Cullet. This high-quality glass batch consumes significantly less energy while maintaining maximum glass quality. Its shorter melting time saves 30-40% of energy compared to a standard glass batch.

Main benefits of our technological innovations

  • reduced energy consumption and CO₂ emissions
  • higher efficiency of melting units
  • optimization of production processes and reduction of material losses
  • reduction of water consumption thanks to closed cleaning systems
  • long-term stability and efficiency of production operations
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BOMMA Cullet

This approach also includes BOMMA Cullet – a high-quality lead-free studio glass that we supply to glassmakers and studios worldwide. Thanks to its glass pebble shape, it enables melting of small batches at lower temperatures than classic glass stock melting.

  • Energy savings during melting in the range of 30-40%
  • Lower melting temperatures: 1250-1280 °C, or 850-900 °C for smaller melting plants
  • Reduction of gas consumption and CO₂ emissions at our partners
  • Expanding the positive impact of innovation throughout the value chain
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