LeadING in Furnaces and Services for Metals
Tenova LOI Thermprocess is the only supplier worldwide to offer the full range of technologies for practically any
complex furnace plant. Products for which Tenova LOI Thermprocess is a clear technical leader and offers worldclass technology account more than half of the company’s sales. Tenova LOI Thermprocess has achieved this
position through continual growth.
THE FULL RANGE
OF HEAT TREATMENT
High Quality
Service Support
In the spring of 2013 Tenova LOI Thermprocess acquired the companies Schmetz, Mahler and IVA in Germany,
B.M.I. in France and Huisen in China. The companies are leading suppliers of heat treatment technologies and
services for the aerospace, machine tool and automotive industries. The comprehensive product range includes
both vacuum and controlled atmosphere continuous and non-continuous furnaces.
For more than 90 years now, the Tenova LOI Thermprocess
has been supplying heat treatment facilities for metal processing
plants in the world’s main industrial regions. Today, our companies
• B.M.I. Fours Industriels, Lyon, France
• IVA Industrieöfen, Dortmund, Germany
• LOI Thermprocess, Essen, Germany
• Mahler, Plochingen, Germany
• RIVA, Swiebodzin, Poland
• Schmetz, Menden, Germany
• Huisen, Shanghai, China
are the leading providers of high-end heat treatment furnaces
and services.
In order to provide our clients with optimum availability and
productivity, we are committed to sharing our expertise with
our clients and to providing help as rapidly as possible if a
problem arises.
Tenova LOI Thermprocess is a part of the Italian Tenova. Tenova is a worldwide supplier of advanced technologies,
products and services for the iron & steel and mining & minerals industries. It employs 4,800 people in 26 countries
on 5 continents and has sales of US$ 2 billion.
Tenova LOI Thermprocess has developed both vacuum
and controlled atmosphere continuous and non-continuous
furnaces to solve all types of treatment problems. The knowhow that we have developed over decades, our strength in
worldwide sales and services and our ongoing development
efforts allow us to steadily strengthen our position on world
markets. Our employees are dedicated experts in their fields.
They will help you to derive maximum benefit from your
materials and your heat treatment equipment.
Our main industry partners are:
• Aerospace industry
• Automotive industry
• Heat treatment shops
• Steel suppliers
• Heat exchanger manufacturers
• Tool manufacturers
• Mould and die manufacturers
• Sinter producers
• Surface processing industry
• Industrial and aircraft turbine manufacturers
• Food industry
• Medical industry
Our synergy effects bring benefits to customers:
• Reliability and quality ensured by many decades of market
presence for each company in the group
• Well-founded expert advice based on our bundled process
technology expertise
• Innovative technology at reasonable prices
• A complete range of different furnace types
• Highly advanced control and documentation technology
• Substantial innovation potential through development pools
• World-wide market presence – world-wide service
Via telephone diagnosis, e-mail or internet, including modem
or Internet troubleshooting, we provide a rapid, cost-effective
service throughout the world to ensure high furnace productivity and availability.
Our highly qualified service team has extensive international
experience and ensures that your plants function smoothly
and profitably, no matter where they are located.
Our service program includes:
• Commissioning of new furnace
• Training of your staff
• Modernization
• Repair
• Maintenance/preventive maintenance – maintenance contracts
• Technical measurements / checks and calibration
• Assistance via our hotline and our technical support
• Optimisation of industrial processes and metallurgical
technical support
• Relocation of turnkey installations
• Refurbishment of used plant and equipment
• Repairs of all types, including work on equipment produced
by other manufacturers
• Computer-aided upgrading of existing furnaces
• Spare parts and peripherals
IVA
Dortmund, Germany
LOI Liège
Liège, Belgium
Tenova Core
Schmetz
Menden, Germany
LOI Thermprocess
Essen, Germany
Pittsburgh, USA
B.M.I.
LOI Moscow
Mahler
Saint-Quentin-Fallavier, France
Plochingen, Germany
Russia
RIVA
Swiebodzin, Poland
LOI Poland
Tarnowskie Góry, Poland
LOI Beijing
China
LOI Tianjin
China
Huisen
Shanghai, China
LOI-Wesman Thermprocess
Calcutta, India
LOI Thermprocess GmbH
Tenova Metals Division
Am Lichtbogen 29
45141 Essen, Germany
Tel.: +49 (0)201 1891-1
Fax: +49 (0)201 1891-321
[email protected]
www.tenova-furnaces.com
LOI Shanghai
China
The full spectrum of
heat treatment
Furnaces for the heat treatment of advanced materials for
the steel, aluminium and automobile industries are offered
by Tenova LOI Thermprocess and its subsidiaries based
in Essen, Germany.
Shanghai Huisen-MTH is responsible for all the projects
of IVA, Schmetz and B.M.I. in China. With strong R&D
support from headquarters, advanced design ideas and
quality control from Germany and France, combined with
local manufacturing advantages and efficient service in
China, Huisen-MTH is able to provide high level heat
treatment furnaces, spare parts and after-sales service
for domestic and worldwide markets.
As the leading supplier worldwide, Tenova LOI Thermprocess
develops, builds and supplies flexible state-of-the-art
furnaces for the automobile industry and automotive
component suppliers. Since 1953, LOI has been instrumental in the development of continuous carburizing
furnace technology. We set standards for multi-track
Pusher-type Furnaces for mass production parts, and our
Rotary Hearth Furnace with zone separation is just as
simple as it is revolutionary.
For almost 60 years Mahler in Plochingen, Germany has been
developing, manufacturing and optimising continuous furnaces
with and without protective gas for our customers. We use stateof-the-art manufacturing methods and our employees are highly
qualified. Our top priority in development is to ensure very low
energy and atmosphere gas consumption so that our furnaces
are cost-effective and environmentally compatible in production.
Our engineers provide our customers with advice and active
support for heat treatment and systems engineering for
sintering, brazing, annealing and hardening in protective
atmospheres. Our products:
• High Temperature Sintering Furnaces
• Conveyor Belt Sintering Furnace
• Aluminium Sintering Furnaces
• Steam Oxidation Furnaces
• Mild Steel Applications
• Stainless Steel App.: horizontal design
• Stainless Steel App.: hump back design
• IR brazing furnace
• High Temperature Furnaces
• Bogie Hearth Furnaces
• Chamber Furnaces
Our main products include
• Batch Type Furnaces
• Pit Type Furnace
• Pusher Type Furnaces
• Vacuum Furnaces
for controlled atmosphere carburizing, carbonitriding,
nitriding, nitrocarburizing, protective atmosphere hardening,
normalizing, annealing, brazing, sintering and other heat
treatment processes.
The product range of Tenova LOI Thermprocess for the
automotive and component supply industry comprises:
•Pusher-type and Rotary Hearth Furnaces
for case hardening
•Roller Hearth Furnaces for bright annealing
of tubes and rods
• H2-BAF, Continuous and Semi-continuous Roller Hearth
Furnaces for spheroidization annealing of wire coils
•Recrystallization annealing of LWC
with inner purging in Roller Hearth Furnaces
•Heat treatment of cast materials
and motor laminations in special furnaces
• Age Hardening Furnaces for
aluminium structural parts
www.huisen-mth.com
www.mahlerofen.de
IVA Industrieöfen GmbH with headquarters in Dortmund,
Germany specialises in the development and production
of furnace plants for almost any application. The range of
furnaces supplied, which is characterised by very good
economics and an especially interesting price-performance analysis, offers solutions for a wide variety of heat
treatment processes.
www.tenova-loi.de
Since it was established, our French company B.M.I., Lyon,
has been designing and manufacturing industrial heat
treatment furnaces. Since the early 1980s, it has specialised in the production of industrial vacuum furnaces for
key heat and thermochemical treatment processes.
In addition to offering a standard range of industrial
furnaces to our clients, B.M.I. offers the option of adapting
its equipment to your needs in order to provide specific
solutions for vacuum heat treatment based on technologies that have been widely tested in industry.
Thanks to our experience, our innovative capacity and
many patents, we can supply high technology vacuum
furnaces for the following treatment processes
•Gas quenching
•Oil quenching
•Gas and oil quenching (combined furnace)
•Brazing of aluminium and stainless steel
•Sintering and Metal Injection Molding (MIM)
•Tempering, annealing, magnetic annealing
and stabilisation
•Ageing and stress relieving
•ALLCARB® low-pressure carburizing
•ALLNIT® low-pressure nitriding
•Plasma / ionic nitriding
•Sub-zero *COOL PLUS*
cryogenic treatment
www.bmi-fours.com
Apart from producing furnace plants, we also develop
new hardware and software systems and work on process
optimization and development. Our range is rounded off
by a comprehensive service portfolio, also for competitors’
systems.
The product portfolio includes:
•Retort Type Chamber Furnaces
•Sealed Quench Furnaces
•Retort Type Multipurpose Chamber Furnaces
•Box Type Tempering Furnaces
•Pit Type / Vertical Retort Type Furnaces
(with and without retort)
•Rotary Drum Type Furnaces
•Rotary Hearth Furnaces
•Protective Gas Generators
www.iva-online.com
RIVA is fast-developing, medium size manufacturer of heat
treatment equipment located in Swiebodzin, the capital of
Polish heat treatment.
Our equipment is sturdy, designated for heavy industrial
applications and reliable. For a certain group of products
we are now the sole manufacturer in the whole group –
like endogas generators or furnaces for annealing the
tubular heaters. Another speciality of RIVA are tempering
furnaces.
Our customers value us as a reliable partner for:
• Batch Furnaces for carburizing/hardening
• Shaft Furnaces
• Endogenerators
• Washing Machines
• Quenching Baths
• Forging Furnaces
• Furnaces for annealing of tubular heating elements
• Rotary Drum Furnaces
www.riva-furnaces.com
Since 1945 Schmetz has been developing and optimising
modern, environmentally friendly, energy saving vacuum
furnaces. Today SCHMETZ is a world market leader in
this field with a workforce of more than 70.
SCHMETZ systems, which have been developed continuously, are used for treatment processes such as
hardening, tempering, brazing, annealing and sintering.
More than ever before, they set the standard for innovative
vacuum furnace concepts.
Our engineers know that their many years of experience in
furnace applications and associated metallurgical aspects
as well as their understanding of the individual requirements
of our customers lay the foundation for furnace plants with
an optimum design in line with market requirements.
SCHMETZ products include:
•Horizontal High Temperature Vacuum Furnaces
•Two Chamber Vacuum Gas Quenching Furnaces
•Vertical High Temperature
Vacuum Furnaces
www.schmetz.de