Manufacturer of road rollers and roller tandem sets for road construction and earthworks with more than 200 models between 1.5 and 25 t
HAMM AG
TirschenreuthNew on Amplifa
About HAMM AG
HAMM AG, headquartered in Tirschenreuth (Bavaria), is a manufacturer of rollers for road construction, earthworks, airport construction, landfill construction, and landscaping. The product range comprises more than 200 models between 1.5 and 25 t: articulately and pivot-steered tandem rollers (HX, HD+, HD CompactLine series) with operating weights from 1.5 to 14 t for asphalt construction, articulated roller tandem sets (HC, HC CompactLine series) with smooth drum, padfoot, VIO, and VC drums between 5 and 25 t for earthworks, as well as pneumatic tyre rollers of the HP series between 8 and 28 t (depending on ballasting) for earth and asphalt construction. The range is complemented by remote-controlled trench rollers with infrared remote control. Technologies include Smart Compact Pro for real-time compaction measurement, assistance systems such as Brake Assist, and split drums. The company was founded in 1878, has been part of the Wirtgen Group since 1999 and thus part of Deere & Company (John Deere) since 2017. More than 1,100 employees work at the Tirschenreuth headquarters; products are distributed worldwide.
- Site
- Tirschenreuth
- Processes
- Rolling/Tandem rolling (asphalt compaction), Roller tandem sets/soil compaction, Pneumatic tyre roller compaction (earth and asphalt construction), Trench rollers (remote-controlled, infrared), Smart Compact Pro (real-time compaction measurement), Assistance systems (e.g. Brake Assist), Split drums, Spare parts and service
- Materials
- Asphalt, Soil/earth (earthworks), HX Series Tandem Rollers, HD+ Series Tandem Rollers, HC Series Roller Tandem Sets, HP Series Pneumatic Tyre Rollers, Trench Rollers, Smart Compact Pro
- Certificates
- ISO 9001
- Founded
- 1878
- Employees
- 1100
- Industries
- Road construction, Earthworks, Landscaping, Airport construction, Landfill construction
- 01
Development and design
- 02
Drum manufacturing
- 03
Machine assembly (takt-line assembly)
- 04
Loading centre and shipping
- 05
Sales, spare parts and service
- 06
Training and used machinery business
Product Range and Technologies
HX Series Tandem Rollers
Articulated and pivot-steered tandem rollers 1.5–14 t for virtually any application in asphalt construction.
HD+ Series Tandem Rollers
Tandem rollers for compaction tasks in asphalt construction.
HC Series Roller Tandem Sets
Articulated roller tandem sets 5–25 t with smooth drum, padfoot, VIO, or VC drums for all compaction tasks in earthworks.
HP Series Pneumatic Tyre Rollers
Pneumatic tyre rollers 8–28 t (depending on ballasting) for compaction in earth and asphalt construction.
Trench Rollers
Remote-controlled trench rollers with infrared remote control for compaction in excavations and base layers.
Smart Compact Pro
System for real-time compaction measurement (Realtime Density in Compaction).
Assistance Systems
Systems such as Brake Assist for increased safety on construction sites.
Split Drums
Hamm technology with split drum shells.
Location
Tirschenreuth
DEHeadquarters and main plant (production, administration)
- Part weight / size
- Machines 1.5–28 t operating weight
- Lot size
- Series production (takt-line assembly)
- Materials
- Steel drums, construction machinery components
- Takt-line assembly (five takt lines)
- Drum plant
- Loading centre
Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Rolling/Tandem rolling (asphalt compaction)Assembly | – | – | 14 t | – | Asphalt |
| Roller tandem sets/soil compactionAssembly | – | – | 25 t | – | Soil, Landfill material |
| Pneumatic tyre roller compaction (earth and asphalt construction)Assembly | – | – | 8 t – 28 t | – | Soil, Asphalt |
| Trench rollers (remote-controlled, infrared)Assembly | – | – | – | – | Soil, Excavation material |
4 Anlagen & Maschinen
| Machine | Manufacturer / model | Quantity | Working area | Year built | Site |
|---|---|---|---|---|---|
| Tandem roller | Hamm HX, HD+, HD CompactLine series | 200+ model | 1.5–14 t | – | Tirschenreuth |
| Roller tandem set (soil compactor) | Hamm HC, HC CompactLine series | – | 5–25 t | – | Tirschenreuth |
| Pneumatic tyre roller | Hamm HP series | – | 8–28 t (depending on ballasting) | – | Tirschenreuth |
| Trench roller (remote-controllable) | Hamm | – | – | – | Tirschenreuth |
Additional services
Reference customers
Quality
Quality assurance is carried out as part of series production at the Tirschenreuth main plant with takt-line assembly; certified credentials are not available.
| Evidence | Tirschenreuth |
|---|---|
| ISO 9001 |
History
- 1878
Foundation of the machine factory Gebr. Hamm by Franz and Anton Hamm in Tirschenreuth; initially building agricultural machinery
- 1911
First motor-driven road roller on the market
- 1928
Focus exclusively on development, manufacture, and sale of road rollers
- 1932–1970
Patent on all-wheel-steered and all-wheel-driven tandem rollers; the world's only manufacturer of these machines
- 1973
Takeover of the spare parts supply of competitor Hatra
- 1976
Acquisition by IBH-Holding AG, Mainz (insolvency in 1983)
- 1992
Expansion of the product range with the stabiliser/recycler 'Raco'
- 1999
Start of cooperation with the Wirtgen Group; the Raco product line was taken over by Wirtgen
- 2002
Opening of a new plant in Tirschenreuth
- 2003
125th company anniversary
- 2006
Inauguration of the new loading centre; extension of the assembly hall by a fifth takt line
- 2008
Commissioning of the new drum plant; relocation of roller bearing production from Poland back to Tirschenreuth
- 2017
Acquisition of the Wirtgen Group by Deere & Company (John Deere)