
Sandblasting, painting, powder coating and specialty coatings for large and series parts up to 40 tonnes.

Bühler Oberflächentechnik GmbH & Co. KG
78549 SpaichingenNew on Amplifa
Your system partner in surface technology
Bühler Oberflächentechnik was founded in 1990 by Harald Bühler as a sandblasting operation with two employees in Spaichingen and is today a system provider in surface technology with over 30 employees. The company offers sandblasting work (steel grit, glass beads, stainless steel, corundum), wet painting up to corrosivity category CX, powder coatings, flame-spray galvanizing, fire protection coatings F30–F120 as well as polyurea and PE/PP flame-spray coatings. Large parts up to 25 x 5 x 5 m and 40 tonnes as well as series components are processed, including vehicle superstructures for the German Armed Forces and the Swiss military, crane lattice masts, excavators and decks for cruise ships. The industries served include conveying and vehicle technology, crane construction, shipbuilding and military technology. Services include transport with an own vehicle fleet, pretreatment, disassembly/assembly up to commissioning, and an in-house testing laboratory. Production is carried out according to DIN EN ISO 9001:2015 at the Spaichingen site.
- Site
- Spaichingen
- Processes
- Flame-spray galvanizing, Sandblasting work (steel grit blasting, glass bead blasting, stainless steel blasting, corundum, Painting (powder coating and wet paint systems, corrosivity categories up to CX), Powder coating, Fire protection coatings (F30 to F120 on wood, concrete and steel), Polyurea coatings using the hot spray process, Polyethylene (PE) and polypropylene flame spray processes (PP), Disassembly / assembly up to commissioning, transport (pickup and delivery service)
- Materials
- Steel, Stainless Steel, Concrete, Wood, Polyurea, Polyethylene (PE), Polypropylene (PP), Steel Grit
- Certificates
- DIN EN ISO 9001:2015
- Founded
- 1990
- Employees
- over 30
- Industries
- Conveying and Vehicle Technology, Crane Construction, Shipbuilding, Construction Equipment, Military and Vehicle Manufacturing, Shipbuilding (Cruise Ships)
- 01
Pickup / Logistics
- 02
Pretreatment (Sandblasting)
- 03
Coating
- 04
Testing Laboratory / Final Inspection
- 05
Delivery or Assembly up to Commissioning
Materials & Processes
Steel
Main material for blasting, painting, powder coating, flame-spray galvanizing and fire protection.
Stainless Steel
Glass bead and stainless steel blasting for corrosion-resistant and visually demanding surfaces.
Polyurea (hot spray process)
Wear-, impact-, noise- and chemical-resistant coatings, e.g. for silos, tanks and truck bodies.
Polyethylene / Polypropylene (flame spray process)
Chemical-, acid- and salt-resistant coating, approved for drinking water and food contact.
Blasting media
Various blasting media for free blasting, truck bed belt blasting and through-feed blasting.
Wood and Concrete
Substrates for fire protection coatings F30 to F120.
Locations

Spaichingen
DEHeadquarters and Production
- Part weight / size
- up to 40 t (flame-spray galvanizing/painting), up to 20 t
- Lot size
- Small and large components, series parts
- Materials
- Steel, stainless steel, wood, concrete, plastic
- Blasting systems for free blasting, truck bed belt blasting and through-feed blasting (up to 20 x 5 x 5 m)
- Powder coating system (up to 14 x 3.2 x 3.5 m, 20 t)
- Testing laboratory
- Vehicle fleet with several tractor-trailer combinations
Inside the production

Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Flame-spray galvanizingSurface | – | 25 m × 5 m × 5 m | 40 t | – | Steel |
| Sandblasting work (steel grit blasting, glass bead blasting, stainless steel blasting, corundumSurface | – | 20 m × 5 m × 5 m | – | – | Steel, Stainless Steel |
| Painting (powder coating and wet paint systems, corrosivity categories up to CX)Surface | – | 20 m × 5 m × 5 m | 40 t | – | Steel |
| Powder coatingSurface | – | 14 m × 3.2 m × 3.5 m | 20 t | – | Steel |
| Fire protection coatings (F30 to F120 on wood, concrete and steel)Surface | – | 20 m × 5 m × 5 m | – | – | Wood, Concrete, Steel |
| Polyurea coatings using the hot spray processSurface | – | – | – | – | Polyurea |
| Polyethylene (PE) and polypropylene flame spray processes (PP)Surface | – | – | – | – | Polyethylene, Polypropylene |
| Disassembly / assembly up to commissioning, transport (pickup and delivery service)Assembly | – | – | – | – | – |
| Testing laboratory, final inspection and documentation (QM according to DIN EN ISO 9001:2015)Testing | – | – | – | – | – |
4 Anlagen & Maschinen
| Machine | Manufacturer / model | Quantity | Working area | Year built | Site |
|---|---|---|---|---|---|
| Systems for free blasting, truck bed belt blasting and through-feed blasting | – | – | up to max. 20 x 5 x 5 m | – | Spaichingen |
| Powder coating system | – | – | up to max. 14 x 3.2 x 3.5 m, up to 20 t unit weight | – | Spaichingen |
| Testing laboratory | – | – | – | – | Spaichingen |
| Vehicle fleet with several tractor-trailer combinations (pickup and delivery service) | – | – | – | – | Spaichingen |
Additional services
Reference customers
Quality
Production has been carried out according to DIN EN ISO 9001:2015 for over 10 years with internal quality management, process monitoring, final inspection and continuous documentation by trained QM specialists and an in-house testing laboratory.
| Evidence | Spaichingen |
|---|---|
| DIN EN ISO 9001:2015 |
History
- 1990
Founded by Harald Bühler as a sandblasting operation with 2 employees in Spaichingen
Continuous expansion into a system provider in surface technology; production according to DIN EN ISO 9001:2015 for over 10 years