The GenCut GL100E and 100 Series low speed advanced automatic precision cut-off saw is well established in the metallography industry. This diamond saw precision cutter is a fit for cutting and sectioning small and delicate samples, particularly when the material structure is not homogeneous. This precision cut off saw can accept a cutting wheel of 4″.
The GL100E Series metallographic precision cutter has variable speed control from 100-1000 rpm. It comes standard with an automatic shut-off function at the end of each cutting cycle. Read more in our MEGA BLOG.

GenCut GL100E with the protective cover closed.

Touch screen with speed presets from 300 to 1000 rpm and a cutting timer.
What the machine gives an operator working with small and fragile sections.
Sectioning is the first step of metallographic preparation under ASTM E3, and the cut itself decides how much of the structure survives to the microscope: a wheel that runs hot leaves a deformed or burnt layer that later grinding has to remove. Check the wheel size, the maximum section and the supply voltage against your samples and your shop power before ordering. Imperial values come first, with the metric equivalent in brackets.
| Specification | GenCut GL100E |
|---|---|
| Model | GenCut GL100E |
| Cutting Wheel | Ø3.94″ × Ø0.50″ × 0.012″ (Ø100 × Ø12.7 × 0.3 mm) |
| Cutting Depth | 0.98″ (25 mm) |
| Motor | 300 W |
| Variable Speed | 100-1000 rpm |
| Cooling Device | Automatic cycle cooling of cutting fluid (the cutting wheel drives the circulation of the water in the tank to cool down) |
| Display Panel | Touch Screen Controller |
| Micrometer Travel Range | 0-0.59″ (0-15 mm) |
| Position Accuracy | 0.0004″ (0.01 mm) |
| Power Supply | Single phase, 220 V AC, 50 Hz |
| Loading weights | 0-15.9 oz (0-450 g) |
| Dimensions | 13.2″ × 13.0″ × 14.4″ (335 × 330 × 365 mm) |
| Weight | 66.1 lb (30 kg) |
Every GenCut GL100E is delivered with the following. The cut-off wheel and the coolant are consumables: they are chosen for the material and replaced as they wear.
The full delivery scope:
The GL100E is suitable for cutting small, soft, brittle and special-shaped work in the following, and is also commonly used for thin-film sample preparation:
Tell us what you are sectioning and how fragile it is, and we will confirm which of the supplied jigs suits the work and what loading weight to start from.
Need Additional Quality Control Equipment to Build Your Laboratory?
Precision sectioning is only one part of a complete quality control laboratory. NextGen can help you equip your entire lab with impact testers, notching and broaching systems, cooling chambers, tensile testers, hardness testers, specimen preparation equipment, and other supporting solutions, all coordinated as one complete project.
The GenCut GL100E is designed for specimens up to 25 mm in diameter. This range covers small and delicate pieces, including brittle materials that require careful sectioning. It is suited for metallographic samples, electronic components, ceramics, and other small specimens where controlled cutting is essential.
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The GenCut GL100E works as a low-speed diamond saw designed for precision sectioning of small and delicate specimens. A thin diamond wheel performs the cut at controlled speeds, which reduces heat and prevents structural damage.
The cutter integrates coolant circulation, where liquid flows around the blade to control temperature and extend wheel life. The feed is by gravity: weights on the feed arm set the cutting force. Once the cut is completed, the system activates an automatic shut-off to stop the motor and protect both the specimen and the cutting wheel.
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The GenCut GL100E is equipped with a 300 W motor that drives the low-speed diamond wheel. The motor speed is adjustable from 100 to 1000 rpm, which covers both delicate materials that need gentle cutting and harder samples that require higher rotation. Power is supplied by a single-phase 220 V AC, 50 Hz line, which matches common laboratory setups.
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The GenCut GL100E works with a diamond cutting wheel sized Ø3.94″ × 0.012″ (Ø100 × 0.3 mm) with a Ø0.50″ (12.7 mm) bore. This type of wheel is designed for precision sectioning of metals, ceramics, composites, and other hard or brittle samples. The diamond edge gives a long service life, reducing the need for frequent replacements while maintaining clean, accurate cuts.
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The GenCut GL100E is built for a broad range of specimens. It handles metals and alloys such as steel, aluminum, copper, and specialty alloys used in industry. It also works with composites and plastics, including polymers and fiber-reinforced materials.
Beyond metals and polymers, the cutter is applied to ceramics, rocks, and minerals, where low-speed precision prevents cracking. In specialized fields, it can section biological samples and other fragile specimens that need careful preparation.
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The GenCut GL100E has overall dimensions of 13.2″ × 13.0″ × 14.4″ (335 × 330 × 365 mm) and a weight of about 66 lb (30 kg). The compact footprint makes it suitable for placement on a standard laboratory bench without taking excessive space. Despite its size, the cutter integrates the motor, cooling system, and touch-screen controller into a single unit, so no external modules are required. This setup keeps the machine practical for laboratories where workspace is limited.
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The GenCut GL100E is widely used in metallurgy for sectioning metals and alloys during microstructural studies. In the electronics sector, it is applied to circuit boards, solder joints, and electronic components. Ceramics and composites are also common applications, where precise sectioning is needed without introducing cracks.
Academic institutions and research laboratories use the GL100E for training and material analysis, while quality control labs rely on it for routine sample preparation across different product lines.
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The GenCut GL100E runs at speeds from 100 to 1000 rpm, giving flexibility to match cutting conditions with the type of material. Brittle samples such as ceramics or thin films can be sectioned at lower speeds to reduce stress, while harder metals or composites benefit from higher speeds for cleaner cuts.
Variable speed also helps with heat reduction, since the operator can adjust the rotation to minimize friction and prevent microstructural changes.
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Yes. The GenCut GL100E is equipped with an automatic shut-off that activates once the cutting cycle is completed. This prevents unnecessary wear on the blade and motor. When the arm has traveled far enough to finish the cut, the travel pressure plate touches the travel switch and the motor stops.
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The GenCut GL100E comes with a closed transparent cover that keeps chips and coolant inside while giving a clear view of the process. Pressing Stop on the touch screen stops the wheel immediately, and the machine stops by itself at the end of the cutting stroke.
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The GenCut GL100E is built with a micrometer head that gives a travel range of 0-0.59″ (0-15 mm). Positioning accuracy is 0.01 mm, allowing for the preparation of very small or delicate specimens with precise depth control. This level of precision helps laboratories carry out repeatable cuts without losing structural detail in the sample.
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The GenCut GL100E package includes a single head jig, a double head jig, an irregular sample jig, a flat clamp, a water drop jig, and two inset sample jigs for handling different types of specimens. These holders make it possible to secure round, flat, irregular, or delicate samples during sectioning.
The standard delivery also comes with a cutting wheel, a wrench for blade changes, three hexagon socket wrenches, a differential head, a power cord, and an operation manual. With this set of tools, laboratories can start cutting immediately without the need for extra accessories.
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The GenCut GL100E is supplied with a 3-year warranty on mechanical parts and a 1-year warranty on electrical components. This covers the frame, moving assemblies, and optics on the mechanical side, as well as the motor, electronics, and touch screen on the electrical side.
Alongside the warranty, buyers have access to spare parts, consumables, and technical service. This setup protects the investment and makes it possible to keep the cutter in operation without long interruptions.
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Yes. The GenCut GL100E is not limited to metals and alloys. It is also applied for plastics, composites, ceramics, electronic components, thin films, and biological samples. The combination of a low-speed motor and diamond wheel makes it possible to section brittle or heat-sensitive materials without introducing cracks or deformation.
Non-metallic applications include circuit boards, polymer parts, dental and medical samples, thin-film coatings, and ceramic specimens. The integrated coolant system helps control heat buildup, which is critical when cutting materials with low thermal resistance.
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The GenCut GL100E operates with low-speed cutting that reduces heat and stress on delicate materials. A weight loading system applies a steady force, preventing sudden pressure that could break or deform the specimen. The set of precision jigs, including holders for irregular shapes, keeps samples stable throughout the cut. Together, these elements limit structural changes in fragile or complex specimens and help prepare sections without unnecessary damage.
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In gravity-feed mode, the GenCut GL100E uses a counterweight system that applies a steady force to the specimen. The weight slides gradually, creating controlled pressure on the cutting wheel. This method results in consistent cutting across the entire sample and is especially useful for delicate specimens where direct manual pressure could cause cracks or deformation.
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The GenCut GL100E uses automatic coolant circulation, where the cutting wheel drives the flow of liquid during operation. A movable coolant tank is integrated into the unit for easy refilling and cleaning. The system runs on water-based cooling, which lowers the heat at the cutting point and reduces the chance of structural damage to delicate samples. This setup keeps both the blade and the specimen stable throughout sectioning.
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The GenCut GL100E cuts by gravity feed. Weights on the feed arm, from 0 to 15.9 oz (0 to 450 g), press the specimen into the wheel with a steady force. More weight cuts faster for hard materials and deep cuts, less weight protects soft and delicate samples.
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The GenCut GL100E is fitted with a touch screen that holds six speed presets from 300 to 1000 rpm, a field for entering any other speed, a cutting timer and the Start and Stop buttons. Controls are digital, which reduces manual adjustments and shortens setup time. The clear layout makes operation straightforward even for users with limited training, while still offering enough depth for advanced laboratory routines.
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The GenCut GL100E is a metallographic cutter built for low-speed precision cutting of small specimens. It is applied in sample preparation for microstructural analysis, where accurate sectioning is needed without altering the material.
The machine is commonly used for delicate or brittle materials such as ceramics, composites, thin films, and electronic components, as well as standard metals and alloys. With its diamond wheel, coolant circulation, and touch-screen control, the GL100E is suited for laboratory use in research, education, and quality control environments.
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