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Induction heating news

18.10.19

Extremely fast induction preheating

A world-leading automotive supplier has bought a Sinac induction heating system for steel pump housing production. Less than a second of heating does the job.

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01.10.19

Higher production in smaller space

After investing in an EFD Induction Weldac welder, Sperrin Trading Services Ltd (STS) in Northern Ireland has been able to increase their production output and free up valuable space.

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25.09.19

Ideal for the railway industry

The Minac – EFD Induction’s mobile induction heating equipment – is so well suited for key tasks in the maintenance of rolling stock that one of the largest European railway service companies has purchased no less than ten and are considering investing in even more.

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20.09.19

The world’s fastest and most flexible horizontal hardening machine

The HardLine Hybrid combines a pusher machine (HP) and a continuous loading machine (HC) into one single machine.

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10.09.19

New Managing Director at EFD Induction Sweden

Experience and enthusiasm are the two main characteristics of Anders Karlsved, the new MD at EFD Induction Sweden. A definite people person, he is looking forward to working with his new team mates and new customers.

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20.08.19

Hardening and annealing in the textile industry

Hard metal is not the first thing that comes to mind when you put on a lovely, delicate garment but making the fibres soft and fluffy requires sharp, hard steel.

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04.08.19

Lower losses with SiC transistors

Whereas some Silicon Carbide transistors are less short circuit resilient, EFD Induction use a type which is just as rugged as IGBTs and provides higher efficiency as well as less energy consumption.

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20.05.19

Preheating saves lives

Testing airbag inflators by preheating them guarantees the stability of this high-pressure safety device.

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03.05.19

Tube boiler extraction

Have you enjoyed a sweet snack today? If so, there is a good chance that the sugar came from Brazil, where EFD Induction is now offering their service and equipment rental to sugarcane mills. Our Minacs are the ideal tool for changing the tube connections on boilers.

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11.04.19

Helping the Russian shipbuilding industry

EFD Induction Russia are sharing their assistance and knowhow as Russian shipyards are taking steps to revitalize their technology and equipment.

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10.04.19

Glowing ball versus ice

How long does it take for a glowing steel ball to melt through a 20-centimetre-thick block of ice?

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02.04.19

EFD Induction Weldac chosen for 16 inch mill

For SSAB Europe, the key factors for choosing an EFD Induction tube welder were smaller footprint, new advanced technology with a five-year guarantee on inverter modules and a high-power factor at any welder power level.

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03.03.19

Induction power supports prestigious powerhouse

Powerhouse Telemark is set to become one of the world's most spectacular and energy efficient buildings. Construction began in September, with a little help from EFD Induction Norway.

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24.06.18

New EFD Induction multipurpose pistol handgrip

EFD Induction aims to leave the competition behind with their new trigger controlled handgrip, which is a future oriented device for multiple uses.

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26.05.18

Product launch: Paint and specialty coating removal system

EFD Induction launches a high-tech system that rapidly strips paint and tough, high-build coatings.

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25.05.18

Marcegaglia installed a new EFD Induction WELDAC

In August 2017, Marcegaglia UK installed a new EFD Induction 400kW WELDAC high frequency tube welding system on the largest pipe mill at their UK Dudley plant.

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08.04.18

Tata Steel invests in EFD Induction Weldacs across European plants

The excellent reliability, efficiency and robustness of the EFD Induction Weldacs make these solid-state tube welders a solid investment indeed.

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03.03.18

Introducing SiC transistors

“After comprehensive testing of a range of different types of transistors, EFD Induction is now ready to introduce Silicon Carbide transistors in some of our high frequency, solid-state welders”, says Global Sales Director for Tube and Pipe, Peter Runeborg.

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03.01.18

Customised solutions is our speciality

Leading wire and cable industry association the IWMA has welcomed EFD Induction as a new member.

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03.09.17

Induction heating used to braze aluminum for air conditioners

Bjørn Røsvik, Section Manager for Standardized Systems at EFD Induction, explains why induction heating is the superior technology when brazing aluminum for air conditioning systems.

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22.03.15

EFD Induction lands induction coil order from Voith Hydro AB

EFD Induction has received a contract from Voith Hydro AB for the supply of 12 induction coils.The coils will be used for induction brazing applications during the construction of a new hydropower dam.

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22.03.15

Welder upgrade improves total harmonic distortion

EFD Induction has announced that its lower-power Weldac welders will feature an option for a 12-pulse diode rectifier.

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22.03.15

induction scanning systems for the hardening of sun gears

EFD Induction USA has recently won major orders from two American tier-one automotive suppliers. The orders involve EFD Induction ‘HardLine’ type induction scanning systems for the hardening of sun gears and output shafts.

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22.03.15

Major European pipe maker orders 750 kW ‘Weldac’

One of the largest tube and pipe manufacturers in Europe has selected EFD Induction to design, build and install a single-cabinet 750 kW / 200 kHz ‘Weldac’welder.

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22.03.14

EFD Induction expertise used for bridge repair

EFD Induction Norway has fixed a local historical bridge. The bridge was built in 1957 and is equipped with two motors.

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21.03.12

Blue Wave uses induction heating for production of rigging hardware

A heating solution based on EFD Induction’s Minac induction heating system has succeeded in improving output for Blue Wave, one of the world’s largest manufacturers of rigging hardware for the marine, architectural and industrial markets.

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21.03.12

Major chain hardening orders in China

EFD Induction has landed three large induction hardening orders from China’s coal mining industry. The orders involve hardening and tempering lines for 5-60mm diameter chain. The systems are being constructed at EFD Induction facilities in Norway and China.

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21.03.12

Ekornes uses induction heating to braze steel support bars

Ekornes, the largest furniture maker in the Nordic countries, uses an EFD Induction mobile ‘Minac’ converter to braze steel support bars in their sofas.

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21.03.11

Inline T-beam straightening

ESAB, the world-renowned welding and cutting specialist, has ordered an EFD Induction Minac 50/80 Twin for one of its ESAB IT-100 automatic T-beam welding machines.

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21.03.11

Differences between scanning and single-shot induction hardening.

There are two alternative methods of induction hardening: conventional ‘scanning hardening’, and the less common ‘single-shot hardening’. It is sometimes the case that workpiece characteristics determine which method must be used .

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21.03.11

Induction opens doors for Libra-Plast

EFD Induction has developed an innovative door straightening solution for Libra-Plast, one of the world’s leading manufacturers of bulkhead doors, hatches and containers for the maritime industry.

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21.03.11

Safe heating for ‘Safe Concordia’

Mobile heating equipment from EFD Induction was recently used to help repair a steel bulkhead on the ‘Safe Concordia’ accommodation and support platform, currently being towed to Brazil to start a contract for Petrobras.

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21.03.11

Induction hardening system for valve specialist Basso

Argentina-based automotive valve manufacturer Basso A.S. has ordered a vertical hardening system from EFD Induction.

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20.03.11

ANDRITZ HYDRO uses induction heating for copper brazing

Two of Europe’s leading power generation technology companies recently placed repeat orders for EFD Induction’s mobile Minac Twin systems. The first, ANDRITZ HYDRO, involves a Minac 25/40 Twin.

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20.03.11

EFD Induction lands major hardening orders from ZF

A major technology shift towards electric motor steering systems are key factors behind a series of major orders from ZF.

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20.03.10

US breakthrough for new Terac

EFD Induction recently delivered one of its new generation Terac 25 induction straightening systems to Keppel AmFELS in Brownsville, Texas.

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19.03.10

What is important when designing induction coils?

Correctly designed and built induction coils are absolutely critical for successful, cost-effective induction heating. In fact, designing and testing coils is often the process with the longest lead time when devising an induction heating solution.

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19.03.10

State-of-the-art Sinac for state-of-the-art Eibach

The next time you watch a Formula One race on TV, you can be sure that most of the cars on the track are equipped with suspension springs from Eibach.

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19.03.10

ArcelorMittal Fontaine buys induction pre-heating steel strands

Belgium-based steel wire specialists ArcelorMittal Fontaine has bought an EFD Induction Sinac induction generator for pre-heating steel strands. The Sinac is a low- frequency 200 kW model.

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19.03.10

The Italian job

Venice, home to Piazza San Marco, the Rialto Bridge... and a rather interesting bolt expansion job on a steam turbine.

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19.03.10

Weldac impresses at Chinese event

Dozens of high-level representatives from China’s tube and pipe industry recently attended a special technical seminar hosted by EFD Induction in Shanghai.

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20.03.09

Final link for Czech chain hardening project

Based in the Czech Republic, Retezárna is a major European chain producer. And helping the company compete in the global marketplace are three complete EFD Induction hardening lines.

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20.03.09

40% boost in productivity. And that’s just the tip of the story.

KOMET Precision Tools of Bangalore, India had an interesting challenge. Could we devise a solution that increased productivity, while simultaneously ensuring even better and more consistent quality?

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20.03.09

Hothead

Over the years EFD Induction solutions have been used to make everything from bras to spaceships. But even we were impressed by the creativity shown by artist Paul Fryer in his use of our technology.

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20.03.09

Induction heating for brazing of high-grade banjo fittings

An EFD Induction brazing solution at diesel engine specialist Agco Sisu Power slashes production times for high-grade banjo fittings.

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20.03.09

Induction heating hardens giant slewing rings

A patented EFD Induction innovation hardens the giant slewing rings used in wind turbines—without leaving any unwanted ‘soft zones’.

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19.03.09

Keeping history afloat

Every service call is unique. However, we received one that was truly extraordinary. Tom Smith, machinist for the 1925 steamship ‘Saltsjön’, rang.

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19.03.09

Induction heating for brazing for snowplough blade

Double the output. Better quality. Lower energy costs. It sounds too good to be true. But for Norway’s Scana Steel, these were the results of switching to an EFD Induction brazing solution.

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19.03.09

Three ways to cool down

When producing welded pipes according to API specification or similar, the weld and the heat affected zone (HAZ) have to be normalized. EFD Induction has three solutions.

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19.03.09

Finishing in style

What do more and more leading auto makers (including BMW, Audi and Volvo) have in common? They’ve all selected EFD Induction to heat treat brake discs against corrosion.

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19.03.09

Small steps—huge impact

We all want to help the environment. But it can be tough deciding where to start. One small but important step is the change from gas or arc heating to induction heating. It’s good for workers’ environments, too.

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15.03.09

Unwrap the benefits of package hardening

EFD Induction is the world’s no.1 induction hardening company. That’s good news for us. But what’s more important is why?

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15.03.09

Here Comes the Sun (and the Silicon)

Silicon. It’s the earth’s second-most abundant element. And products containing silicon are widespread, the most common being semiconductors. But now induction heating is being applied to silicon to help solve one of humanity’s biggest challenges: the production of clean, affordable and abundant electricity.

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20.02.09

Induction pre-heating dives deep

The Tampen Link project in the North Sea underlines the amazing versatility of induction heating. In this case, EFD Induction expertise is helping weld a branch pipe onto a 20’’ main high-pressure gas pipe located 145 m below the surface of the North Sea… without any interruption in the flow of gas!

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20.02.08

Space-age technology down-to-earth applications

Specialized applications. Stringent quality levels. Tight leadtimes. The global aerospace industry sets tough demands on its parts and equipment suppliers.

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20.02.08

The shortcut to better short-circuit ring brazing

Brazing the short-circuit ring (SCR) is a crucial step when manufacturing motor rotors. Brazing the short-circuit ring (SCR) is a crucial step when manufacturing motor rotors.

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19.02.08

How to get the most out of your induction coils

Some simple tips on how to boost the productivity—and lifetime—of your induction coils.

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19.02.08

Hägglunds Drives on the road to faster production

A new EFD Induction solution has helped Hägglunds Drives slash hardening cycle times by 85% for large cam rings, and 45% for smaller rings.

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19.02.08

Induction makes waves offshore

BP, Rolls-Royce, KCA DEUTAG — each a major international company with rigorous standards on worker safety, economic efficiency and environmental protection.

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08.02.08

Declaration of Independence

Independence Tube Corporation (ITC) is one of North America’s leading manufacturers of square and rectangular structural steel tubing.

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20.02.06

Heating up refrigeration

EFD Induction equipment is used at some of the world’s largest consumer refrigerator manufacturing facilities as a superior alternative to traditional flame brazing of tubing connections, as well as for heating pre-painted panels prior to bending.

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20.02.06

Launching a revolution

The transistorised induction heating revolution was born to address the needs of one specific application: deck-straightening in the shipyards of Norway.

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19.02.06

On the job for offshore

Welding pipe sections together sounds easy enough. But when the pipe is destined for the tough conditions of North Sea oil and gas fields, post-weld heat treatment is essential.

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19.02.06

Baoshan installs Weldac and two seam annealing machines

Shanghai-based Baoshan Iron & Steel Company Ltd. is China’s largest iron and steel manufacturer. The recent installation of an IGBT-based Weldac and two seam annealing machines enables them to produce a complete range of tubes.

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19.02.06

Hot fashion

Flexyform manufactures components for women’s lingerie and delivers to famous brands such as Playtex, Lou and Sarah Lee.

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19.02.06

The largest just got cleaner

A cleaner, safer, more comfortable working environment is a more productive, more profitable working environment.

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19.02.06

Induction heating used for air conditioning assembly

What have Augusta of Italy, Stork Fokker of the Netherlands and Eurocopter of France and Germany in common?

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19.02.06

Induction heating for hardening of crankshafts

When the world’s largest manufacturer of agricultural equipment decides to invest in production upgrades, you can be sure it chooses the best solutions on offer. JJohn Deere selected a crankshaft hardening system from EFD Induction.

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19.02.06

Heating up the winds of change

Oil crisis… energy crunch… global warming. All of us are aware of the need to find sustainable alternatives to fossil fuels. One of the most promising alternatives is wind.

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01.03.05

Earthmowing experience

Caterpillar, Komatsu, JCB, John Deere, Poclain, Clark—they all have two things in common.

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19.02.05

British Energy utilises induction heating for bolt expansion

Induction heating is rightly prized for its versatility. But bolt heating? Is induction really an effective alternative to traditional gas and resistance heating methods?

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19.02.05

Winds of change

Delivery of three EFD Induction Minac induction converters to Spain’s two main manufacturers of wind-power turbines.

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19.02.05

Die hard!

It’s a well-known fact that all dies used in the automotive industry have to be hardened. It’s also well known that traditional gas heating is slow, difficult and inefficient. But there is another way.

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19.02.05

Building bonds with Jaguar

As one of the world’s most quality-conscious carmakers, few are as choosy about their partners as Jaguar.

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19.02.05

Straight to water

Most landlubbers don’t know it, but the straightening of welded deck and bulkhead plates is a crucial task in modern shipbuilding.

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19.02.05

Precision heating

Roofing pliers are an essential tool when handling and shaping sheet metal for roofs, spouts, gutters, etc

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19.02.05

In-line induction solutions for surface hardening of shafts

One of the most powerful arguments in favor of in-line heat treatment is that it gives you complete control over all stages of production.

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01.10.04

Induction for faucets

Manufacturers of high-quality faucets face three tough challenges: how to achieve robust joints; how to achieve virtually invisible joints; how to achieve robust, invisible joints as quickly and cost-effectively as possible.

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01.09.04

Staying on track

Alessandro Mariani of EFD Induction Italy explains how induction shrink-fitting keeps the trains running.

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01.07.04

Induction magnet bonding for motor manufacturing

With induction bonding, single-component epoxy adhesives are cured by heating the motor housings.

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02.11.03

Mølbro opted for EFD Induction solution

The system—installed at the production plant of Mølbro A/S in Broby, west of Copenhagen—is being used to forge plowshares.

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02.11.03

Ice cream—for best result just add induction brazing!

Italians are famous for their delicious ice cream. But ice cream with induction brazing?

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02.11.03

On a roll with Nokian tyres

Nokian Tyres is not only the largest tyre manufacturer in the Nordic countries, it is also one of the most profitable tyre makers in the world.

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02.11.03

Vouge towel rails

They adorn exclusive hotels. They feature in stylish homes. They hang out at posh gyms.

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01.01.01

Flood relief

Our colleagues in India are always eager to help people in need. This time they have taken on the largest aid project yet – helping the flood affected people of North Karnataka.

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01.01.01

Heated interest at Alihankinta

The number-one industrial fair in Finland was once again a big success for EFD Induction Sweden.

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01.01.01

Hybrid horizontal hardening at Thermprocess

At the ongoing THERMPROCESS trade fair in Düsseldorf, EFD Induction are presenting their HardLine Hybrid – the world’s fastest and most flexible horizontal hardening machine.

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