Product terminology
SCDA – Soundless Chemical Demolition Agent
SCDA is the wording used in scientific papers on expansion pressure, borehole geometry and crack propagation. Anyone reading research on this product group will meet the abbreviation first.
Long form
SCDA – Soundless Chemical Demolition Agent
What does the term mean?
SCDA stands for Soundless Chemical Demolition Agent: a chemically acting material that demolishes rock and concrete without noise, vibration or flying debris.
It denotes the same product group as an expansive demolition agent, but from the perspective of laboratory testing rather than the site.
Where does the name come from?
The term was established by civil engineering research, where noise, vibration and dust are measurable criteria and had to appear in the name of the method.
Because papers are published in English worldwide, the abbreviation is now used untranslated in every language.
Where is the term used?
Standard in scientific papers, university teaching material and testing reports.
Increasingly used in specifications for hospitals, laboratories, museums and other noise-critical environments.
- Research papers and testing reports
- University and training material
- Noise-critical project specifications
- International technical literature
Is the term technically unambiguous?
Yes. SCDA names the mechanism (chemical), the effect (demolition) and the key advantage (soundless) in one term.
Only the word soundless needs context: the splitting process itself is silent, while drilling and removing the broken material still make noise.
How does the product work?
The mixed agent fills the boreholes and hydrates. Crystal growth generates a radial pressure that research typically measures at several tens of megapascals against the borehole wall.
Because the pressure rises over hours rather than milliseconds, no shock wave forms – which is exactly what makes the method soundless.
Typical applications
- Demolition in noise-sensitive surroundings
- Hospitals, laboratories and cleanrooms
- Night-time works
- Demolition next to railway lines and services
- Heritage and museum buildings
Compared with related names
NEDA
Non-Explosive Demolition Agent
Emphasises the legal distinction from explosives.
Read moreNECA
Non-Explosive Cracking Agent
Emphasises the cracking mechanism.
Read moreSilent cracking agent
Plainer trade wording with the same message.
Read moreExpansive demolition agent
The umbrella term used on site.
Read moreBETONAMIT® and this term
BETONAMIT® is an SCDA in the sense used by the research literature: chemically acting, silent and free of vibration.
Developed and produced by KUBATEC BMT AG in Liechtenstein for over 50 years. See the BETONAMIT® product page.
Frequently asked questions
+What does SCDA stand for?
Soundless Chemical Demolition Agent – a silent, chemically acting demolition material.
+Is an SCDA really completely silent?
The splitting process itself is silent. Noise only comes from drilling and from removing the broken material.
+Why do researchers prefer this term?
Because it describes the product group unambiguously and is understood internationally without translation.
More product names
NEDA
Non-Explosive Demolition Agent
The international abbreviation that states the legal status of the product group: demolition without explosives.
Read moreNECA
Non-Explosive Cracking Agent
International abbreviation that names the actual mechanism: controlled cracking without explosives.
Read moreSilent cracking agent
Trade wording that puts the main benefit first: cracking without noise.
Read moreExpansive demolition agent
The umbrella term preferred by KUBATEC in English for products that split rock, stone and concrete by controlled expansion pressure.
Read moreChemical demolition agent
Generic wording that separates chemically acting products from mechanical demolition.
Read moreQuestions about the right term or the product?
We have advised planners, contractors and distributors on non-explosive demolition for over 50 years – from drill pattern to pack size.