
Manufacture of low-iron solar glass, speciality glass and greenhouse glass in mass production at the German glass site of Tschernitz.

GMB Glasmanufaktur Brandenburg GmbH
Spremberger Straße 4, 03130 TschernitzNew on Amplifa
About us
GMB Glasmanufaktur Brandenburg GmbH is a production site for the manufacture of solar and speciality glass with recognition throughout Europe. At the long-established glass site of Tschernitz in Brandenburg, the company produces low-iron speciality glass (solar glass) as well as speciality glass for greenhouse construction in mass production. The value chain includes glass melting, the cutting of flat glass on cutting lines and offline cutting tables, and packaging. Since October 2022, GMB has been 86 % owned by Borosil Renewables Limited; the remaining shares are held by the Blue Minds Company. As a production site, GMB acts as a partner of the Interfloat Corporation, through which the low-iron speciality glass is distributed. In 2016, the company received the European Solar Prize.
- Site
- Tschernitz
- Processes
- Manufacture of solar & speciality glass (glass production), Mass production of speciality glass (solar glass, greenhouse glass), Cutting of flat glass (cutting lines, offline cutting table), Manufacture of solar & speciality glass, Mass production of speciality glass
- Materials
- low-iron speciality glass (solar glass), flat glass, Low-iron speciality glass (solar glass), Speciality glass for greenhouses, Flat glass
- Certificates
- European Solar Prize, TÜV Rheinland certificate
- Industries
- Solar industry, Greenhouse construction
- 01
Glass melting (glass melting tank)
- 02
Glass production (solar and speciality glass)
- 03
Cutting of flat glass (cutting lines, offline cutting table)
- 04
Packaging
- 05
Shipping via distribution partner Interfloat
Materials and processes
Low-iron speciality glass (solar glass)
High-performance glass for the solar industry, distributed via the Interfloat Corporation.
Speciality glass for greenhouses
Glass for greenhouse construction, adapted to the needs of the market.
Flat glass
Is cut on cutting lines and offline cutting tables.
Sites

Tschernitz
DEProduction site / headquarters
- Lot size
- Mass production
- Materials
- Low-iron speciality glass, greenhouse glass, flat glass
- Glass melting tank
- Offline cutting table for flat glass
- Cutting lines
- Packaging line
- 2 thermal exhaust gas treatment systems (thermal post-combustion)
Components

Inside the production


Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Manufacture of solar & speciality glass (glass production)Casting | – | – | – | – | low-iron speciality glass |
| Mass production of speciality glass (solar glass, greenhouse glass)Casting | – | – | – | – | low-iron speciality glass, greenhouse glass |
| Cutting of flat glass (cutting lines, offline cutting table)Machining | – | – | – | – | flat glass |
4 Anlagen & Maschinen
| Machine | Manufacturer / model | Quantity | Working area | Year built | Site |
|---|---|---|---|---|---|
| Glass melting tank | – | – | – | – | Tschernitz |
| Offline cutting table for flat glass | – | – | – | – | Tschernitz |
| Packaging line | – | – | – | – | Tschernitz |
| Thermal exhaust gas treatment system (thermal post-combustion) | – | 2 | – | – | Tschernitz |
Additional services
Quality
The processes are certified according to recognised standards; the quality is reflected in a low rate of complaints and scrap. A TÜV Rheinland certificate is held.
| Evidence | Tschernitz |
|---|---|
| TÜV Rheinland certificate |
History
- 2016
European Solar Prize
- 2022
GMB becomes part of Borosil Renewables Limited (86 % of shares); remaining shares held by the Blue Minds Company