After Sales Services

Genuine Service and Spare Parts directly from the manufacturer – simple, fast and reliable in the expected high ALD quality. Based on the experience of thousands of furnaces in the market, we create an individual service package for each of our customers. ALD Service is adapted to your unique requirements, exactly like our furnaces.

Service Spectrum

Benefit of our experience gained through the positioning of thousand ALD furnaces in the market. With our service packages, tailored to meet your special requirements, we keep your system’s availability constantly on the highest level and prevent unscheduled downtimes. ALD is not only your first choice for Maintenance and Repair Services. For furnace relocation and also certification, ALD is your reliable partner. Also modernization, upgrades, retrofit and refurbishment is part of our portfolio. You will get our service portfolio in the usual and unique ALD Quality.

Worldwide Service Network

ALD disposes for  a worldwide network of experienced and ALD certified service technicians. With subsidiaries in seven countries and representatives around the world we fortify our global presence. Our service centers as well as our spare parts warehouses are located in strategic locations, to ensure you a short reaction and delivery time.

24/7 Service-Hotline

Highest availability, 24 hours a day, 7 days a week – exactly what the ALD Service-Hotline offers. Simply dial +49 800 ALD VACUUM

 Spare Parts

Our spare parts service starts with the purchase of the new plant. We provide advise regarding individually composed initial spare parts packages for our customers.

We determine your individual wear parts and identify the critical parts of your furnace through bottleneck analysis.

Original spare parts from the ALD Spare Parts Service ensure the consistent quality of the components, as well as highest efficiency, lifetime and availability of your system.

To shorten the search for spare parts, the ALD online shop offers you several features. Find out more about the ALD online shop on its dedicated site.


 Field Services
Our experienced service engineers support you regarding preventive maintenance and in case of emergency with fast and qualified advice.


With our 24/7 Service-Hotline we are ready to react to your queries at any time. In case of issues a highly trained ALD specialist will contact you immediately.

Via remote link our engineers can interface with your ALD control system to provide real- time diagnostics and operator support – reducing downtime. If required we will send out a skilled technician from one of the ALD Service Centers around the world for fast onsite help.


  • Qualified support by our well experienced service engineers
  • Reduced downtime of your systems


 Preventive Maintenance

Preventive maintenance is the key for maintaining the highest availability and performance of your vacuum furnace. ALD offers a machinery-specific quarterly, semi-annual and annual maintenance service.

In accordance with the maintenance intervals clearly provided in your furnace documentation, ALD recommends a maintenance kit, consisting of relevant spare and wear parts. Consumed parts will be replaced as part of the maintenance work.

Further services are an assessment of the equipment condition and recommendation of improvement features.


  • Minimal downtimes during the maintenance through trained ALD service engineers
  • Increased availability due to regular maintenance
  • Independent inspection of the equipment


 Vacuum Pumps & Helium Compressor Service
The vacuum pumps are a core component for the functionality of your system. With our maintenance service we ensure a perfect condition. During the maintenance and repair, we only use original parts from the manufacturer.


  • Ensured spare parts supply
  • Qualified evaluation of the vacuum pumps condition
  • Performance of all necessary measures to maintain the maximum running safety


 Modernization & Upgrades
Your system runs reliably for many years and satisfies evolving demands. We help you to ensure the continuation of that success.


 Overhaul & Refurbishment

Our specialists advise you regarding the overhaul or refurbishment benefits of your equipment, like Hot-Zone, Insulation, Graphite Coating, Induction coil or vacuum system and many other vital components. 


  • Improved operating characteristics and performance
  • Quality assurance
  • Reduced running costs
  • Reduction of the energy costs





 Vacuum Induction Coils

We will boost your plant performance. We offer a range of upgrade and expansion packages, ranging from a basic service to full reconditioning to the latest standards and technology –  all tailored to your specific needs. ALD retrofit packages, also available for machinery of other manufacturers, represent an investment in your future with guaranteed return. Software updates, the addition of extra functionalities or complete overhaul, our experts will work with you to find the best solution.


  • Increased level of automation of your system
  • Improved reliability
  • Quality and productivity improvement
  • Lifecycle extension of your equipment


 Advanced Services
Always one step ahead with ALD Services.


 Training Academy
The technology itself is only as good as the know-how of the operator. We are glad to transmit our know-how to your staff, so that you can reliably benefit from the full scope of your machinery. Our service engineers will teach you directly onsite next to the equipment or during an individual course in our technology test center.

If you wish a refresher training for your team, we’re here to help.


  • Own ALD technology test center
  • Improvement of quality and productivity due to trained operator


 Performance Check
ALD service experts verify the furnace overall condition and provide a detailed condition report. Recommendations for further appropriate measures, like necessary replacement of parts, repair activities, potential for improvement or modernization will be discussed individually with the customer.


  • Independent expertise and condition report
  • Inspection of the machinery performance
  • Point out potential for improvement


 Technology Support
Our experts draw upon well-founded know-how and long-standing experience to the benefit of your sustainable success. We analyse existing processes together with you and offer you in-depth advice to realize the best solution.

You would like to introduce new products, improve processes, performance and quality, our experts would be glad to consult you. And our energy consulting is all about optimizing your energy efficiency.


  • Individual needs and root cause analysis
  • Fast realization of new processes as well as maximize of quality and profitability
  • Reduction of the operating cost




ALD Online Shop

Similar to the processes and services for the development and production of customized systems, the ALD webshop is configured customer-specific to meet the requirements of B2B. In your individual webshop, you are not confronted with the entire ALD portfolio, but relevant products with regards to your own ALD asset.

On the basis of a quick-order input, cascade-shaped article lists with current prices or the order history, a shopping cart can be put together like in private  online shopping. At the same time an intelligent user management ensures that customer-specific purchasing authorizations are taken into account before an order can be placed. Additionally the shopping cart can be saved as a template for future orders or a three month binding quote, which can be generated automatically to allow company-internal procedures.

Taking the deposited delivery time into consideration the delivery can take place to the desired date, also as partial deliveries. The ALD online shop to date offers flexible, fast and transparent ordering processes, which will be further optimized with the integration of an OCI interface. Detailed information on the ALD webshop can be found at 


  • Up-to-date prices
  • Live-time prices
  • 2% Online shop discount
  • Orders 24/7 – even on mobile devices
  • Live availability check of parts in our storage
  • Live offer generating
  • OCI interface for the integration in your order process

Would you like to participate of the advantages of the ALD online shop? Sign-in online under: Or contact us directly fon +49 6181 307   

ALD Expert Acess

ALD Expert Access


The new ALD Expert Access app offers ALD customers quick access to useful tools for everyday operations in the metallurgy and heat treatment sectors. Users working in production, maintenance and procurement can use the modules ALD Webshop and QR-Code Scan to save significant time during maintenance activities and procuring spare parts. The ALD Unit Expert module quickly calculates and converts values and physical units. Additional modules will be added in the future.

The ALD Expert Access app is free and does not require registration. However, please note that some of the app’s functions link to special websites that require prior registration with ALD before use. Some functions can only be used with an internet connection, and this may result in charges for the user.

The app is now available for download from the Apple Store and Google Play. It is available for Apple (iPhone, iPad) and Android (smartphones and tables) devices, and requires a newer version of the relevant operating system. All user interfaces of the app and the associated functional modules are usually displayed in English.



Legal notes: Apple is a trademark of Apple Inc., registered in the U.S. and other countries and regions. App Store is a service mark of Apple Inc. Google Play and the Google Play logo are trademarks of Google LLC.

Service-Hotline        +49 800 ALD VACUUM or +49 800 253 822 886

Shop-Hotline            +49 6181 307 3499

ALD Service Headquarters
Service-Hotline ALD Headquarter (08:00-16:00 h)
Phone +49 6181 307 3037, Fax + 49 6181 307 3010,
Mr. Dr. Markus Baumann, Manager After Sales Service 
Phone +49 6181 307 3204, Fax +49 6181 307 38 3204,
Mr. Georg Molitor, Team Manager, Sales spare parts and rebuilds – Heat Treatment 
Phone +49 6181 307 3216, Fax +49 6181 307 38 3204,
Mr. Bernd Ruppert, Team Manager, Sales spare parts and rebuilds – Metallurgy 
Phone +49 6181 307 3293, Fax +49 6181 307 38 3293,

ALD Service worldwide China
ALD C & K Vacuum Technologies Co., Ltd.
333 Ye Gang Road, WuJiang, Suzhou 215200, P.R.C. China 
Mr. Dustin Liu, Phone +86 512 6385 8833, Fax: +86 512 6380 0503,,

ALD France
69 rue de Corporat, 38430 Moirans 
Mr. Bernard Berthier, Phone +33 476 332939,

ALD Vacuum Technologies India Pvt. Ltd.
Mr. Milind Kulkarni
R 496/1 MIDC Rabale TTC Industrial Area | Rabale, Navi Mumbai 400701, Maharashtra | INDIA
Board Line: +91 91520 03246/47, Fax +91 22 2830 6784,,

ALD Thermo Technologies Far East Co., Ltd.
Vertex Bldg. 6Fl | 7-2-13 Takinogawa, Kita-ku, Tokyo 114-0023, Japan
Mr. Peter Lang, Phone +81 3 5961 3017, Fax +81 3 3910 0170,

ALD Tratamietos Termicos S.A. de C.V.
Blvd. Omega 2270, Parque Industrial Santa Maria, Ramos Arizpe, Coahuila C.P. 25900 
Phone +52 844 86697 70, Fax: +52 (844) 86697 96,

ALD Vacuum Technologies
Daev per., 20, 107045 Moskau 
Mr. Alexander Sukhanov, Phone +7 495 787 6734, Fax +7 495 787 6732,

ALD Vacuum Technologies (Thailand) Co. Ltd.
86/3 Soi Sukhumvit 89, Bangchak, Phrakanong, Bangkok, 10260
Mr. Günter Busch, Phone +66 86 328 1088, Fax +49 6181 307 383376,

ALD Vacuum Technologies North America, Inc.
18 Thompson Road, East Windsor, CT 06088 
Mr. Jeffrey Crum, Phone +1 860 386 7227, Fax +1 860 386 7220,