Fiber Lasers Whitepapers

Access our latest White Papers here, a unique library of papers related to both Pulsed and CW Fiber Lasers.  Whether you are looking for information concerning specific Laser cutting techniques or the latest developments in Laser Cutting with a Pulsed Laser, this library is a great source of knowledge and insight.

We add content on a regular basis so be sure to register to be kept informed of the latest updates.

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This paper is a guide to help determine whether a single-mode or multi-mode laser is appropriate for a given cutting application. Very often single-mode (SM) lasers can cut faster than multi-mode (MM), particularly for thin materials using the same... read more >

This year marks our 20th anniversary since the registering of the SPI lasers brand; over which time we have transformed from a humble start up to a global leading player in the supply of fiber lasers. Over this time period fiber lasers have been an... read more >

Artificial intelligence (AI) is being applied to a whole range of processes as the advantages of machine learning algorithms are explored across scientific and industrial processes. Fiber lasers are just one type of tech which can be used more... read more >

The laser celebrated its 50th year anniversary back in 2010, so it’s fair to say that it’s still a relatively new piece of technology. However, it has come a long way since its founding in 1960, with multiple types of lasers being developed and... read more >

Fiber lasers have emerged as one of the most versatile and cost-effective types of laser technology in the past couple of decades. Many fiber laser systems make use of rare earth elements in their construction. Understanding the advantages that this... read more >

Dissimilar metal welding inc PAT stamp

Challenges in the laser microwelding of thin metallic materials

Application Insight
Posted on 17/02/2020

AUTHOR: Dr Jack Gabzdyl, VP of marketing and business development, SPI Lasers In today’s modern industry, there is a growing demand for the efficient mechanical and/or electrical microjoining of thin metallic materials. There are many areas... read more >

In 2019 SPI Lasers were approached by Pyramid Engineering to supply an evaluation laser for a new welding system being developed for a telecommunications customer (Fig 1). As a leading designer & integrator of high precision welding systems... read more >

Sheet metal laser cutting is a well-established production method, with many thousands of cutting systems operating worldwide. In the last 10 years solid-state fiber-coupled lasers such as fiber and disk systems have become the laser of choice,... read more >

E-mobility is continually in the headlines and represents one of the great predicted megatrends for the next decade. The rationale is clear - the world needs to break its dependency on fossil fuels and electric vehicles offer the obvious solution.... read more >

The brightness, stability and flexibility of modern fiber laser designs are enabling new materials processing applications. Fiber lasers are a recognized power-house in the manufacturing sector of numerous industries because of the throughput,... read more >

ns Pulsed Fiber Lasers offer a flexible solution with multi process capabilities. Our redENERGY Fiber Lasers offer new welding possibilities, particularly for dissimilar metals. This presentation was first delivered at the Laser World of Photonics... read more >

First shown at the Laser World of Photonics Shanghai exhibition in 2018, this presentation looks at the new opportunities created by the laser application technique of Oscillation Welding with a CW Fiber Laser. This welding method has many... read more >

This presentation gives an overview of what SPI Lasers has to come in 2018. Including details about our redENERGY and redPOWER product lines as well as new product from both the Pulsed and CW teams. We outline some of the new, key application... read more >

This presentation was first originally shown at Laser World of Photonics Shanghai 2018 and demonstrates the incredible benefits to our redPOWER CW Fiber Lasers Pierce Detect technology. Pierce Detection software is build into our redPOWER... read more >

First presented at the 2018 Laser World of Photonics Shanghai Exhibition this presentation gives a great insight into how using our redPOWER Fiber Laser can produce the highest quality cutting results, even on the most reflective metals (such as... read more >

In our latest whitepaper, Dr. Mark Richmond (Product Manager, CW Lasers) explains how our portfolio of CW Lasers can enhancing our customers cutting productivity via the effective use of the inbuilt piercing software. To download the full article... read more >

Additive Manufacturing (AM) techniques are growing in popularity due to the freedom of design and added functionality of the manufactured parts. Unfortunately the as-built parts need further post-processing to have sufficient surface finish for... read more >

Surface modification can be used to change and improve various surface properties of a material including; friction, wettability, optical properties and hardness. Whilst there are many techniques which can be used to alter surface properties, each... read more >

Industrial use of nanosecond lasers for applications such as marking, engraving, cutting, and even micromachining is well known—however, the use of these sources for welding and joining is relatively new. Most applications of high-peak-power,... read more >

Another chance to listen to last years hugely popular webinar on 'Welding with ns Pulsed Fiber Lasers', delivered by our very own Dr Jack Gabzdyl, VP Pulsed Business Line. The use of conventional CW and Long Pulsed Laser for welding is well... read more >

Metal Additive Manufacturing has already begun to radically change the way that industry manufactures products. In this paper we’ll discuss some of the benefits of metal additive manufacturing and provide details of four industries which are... read more >

Jack Gabzdyl & Daniel Capostagno (SPI Lasers) The versatility of pulsed nanosecond (ns) infrared fiber lasers is well known in that they are the laser of choice for the majority of industrial marking and engraving applications. Having... read more >

3D Printed LEG

Practical Applications and uses for Additive Manufacturing

Application Insight
Posted on 25/11/2015

Although additive manufacturing isn’t a new technology, the recent expansion and developments have meant that it’s hit the limelight more recently, with the possibilities for 3D printing uses seemingly wide open. Being able to “print”... read more >

Laser Cutting

Laser Systems

Posted on 25/11/2015

There are three main configurations of industrial 2D Laser... read more >

Colour marking is the controlled “growth” of a native metal oxide at the surface of the metal. Certain, more reactive, elements of the metal react with atmospheric oxygen to form a stable metal oxide. As has been seen in the published work of... read more >

3D printing has become a subject that the public are fascinated with, following stories of huge projects such as entire houses being created through the medium. While building entire streets of houses created entirely from 3D printing techniques is... read more >

Metal additive manufacturing with a CWM Laser

Additive Manufacturing Processes

Application Insight
Posted on 17/11/2015

There are many different additive processes, each of which has its own different purpose. We get asked about these processes fairly often, so have listed them in this Q&A guide. The surge in popularity of additive manufacturing One of the most... read more >

Metal additive manufacturing example

Metal Additive Manufacturing

Posted on 17/11/2015

Recently there has been huge growth and interest in the whole area of additive manufacturing or 3D printing. In 3D printing, polymer based parts are made on simple devices using internal movements and controls similar to desktop printers. But... read more >

Image 1: Cut battery foil

Cutting metals with ns Pulsed Fiber Lasers

Application Insight
Posted on 31/10/2015

The success of pulsed nanosecond (ns) Fiber Lasers for marking applications is well known as over the past 10 years they have become the dominant Laser source for metallic marking, and as average powers are increasing their use for engraving is... read more >

Case Study

Cladding Applications vs Flatbed

Posted on 02/07/2015

Lasers have a plethora of different applications and often feature in emerging technology, being able to provide pinpoint precision and accuracy. However, not all Lasers are the same or even operate in the same way so to get the best result it's... read more >

The aerospace industry is showing an increased interest in composite materials. The A380, A350XWB and the Boeing 787 are using or plan to use a large percentage of composite material in their construction. Aerospace companies at present are... read more >

Low power pulsed fiber lasers operating at 1080nm with a very good beam quality (M2 ~ 1.10) are routinely used for a range of micromachining applications. The high brightness of the fiber laser enable high power densities even at modest power... read more >

The majority of applications in a range of industries i.e. automotive, electronics and medical, require welding of dissimilar materials. In principle, a laser can weld any material, which can then be joined by conventional processes. When welding... read more >

To date majority of the micromachining applications have been addressed with the lamp pumped pulsed Nd:YAG laser. However, the increasing complexity of microelectronics/ engineering devices and the requirement for higher yields and automated... read more >

Laser material processing of composite materials such as carbon fibre reinforced plastics (CFRP) for aerospace structures is generating a great deal of interest in the aerospace industry. The aerospace sector is seeing the potential benefits of... read more >