The Markforged X7 – The X-Series

Industrial 3D printers for real functional components.

The Markforged X7

The Markforged X7 is an industrial composite 3D printer designed to produce strong, functional parts for manufacturing, tooling and engineering applications.

As part of the Markforged X-Series, the X7 combines Onyx base material with continuous fibre reinforcement, giving manufacturers a practical way to produce robust composite components in-house.

The Markforged X7 is commonly used for jigs, fixtures, grippers, tooling, functional prototypes and selected end-use parts, where strength, surface finish and repeatability are important.

Why choose the Markforged X7

The Markforged X7 is built for manufacturers who need stronger parts than standard plastic 3D printing can provide, without moving to metal or large-format systems.
With continuous fibre reinforcement, in-process laser inspection and Eiger 3D printing software, the X7 helps engineering and production teams produce functional composite parts with confidence.
Together, these features make the X7 suitable for equipment manufacturing, robotics, automotive components, production aids and workshop tooling.

Print strong functional components

The Markforged X7 can reinforce parts with continuous carbon fibre, fibreglass, Kevlar® and HSHT fibreglass.

Continuous fibre reinforcement allows strength to be added where it is needed in the part. This helps engineers design components for tensile, compressive or bending loads, rather than relying on the base material alone.

For manufacturers, this creates a practical route to producing strong, lightweight parts in-house for applications that would otherwise need to be machined or outsourced.

Produce parts with a high-quality surface finish

The Markforged X7 prints with a minimum layer height of 50 μm, allowing parts to achieve a fine surface finish for functional and customer-facing applications.

When printed in Onyx, components have a professional look and feel suitable for fixtures, housings, grippers, prototypes and production tools.

This makes the X7 useful where both performance and appearance matter.

Inspect parts during the print process

The Markforged X7 includes laser-assisted build process control for in-process inspection, active print calibration and bed levelling.

Using Eiger, teams can define tolerance requirements and inspect parts during the printing process. If an issue is detected, operators can be notified and have the option to stop the print remotely, helping to reduce wasted time and material.

The Digital Forge:
Powered by Software

The Markforged X7 is powered by Eiger 3D printing software, a cloud-based platform designed for part preparation, fibre control, and print management.

Eiger forms part of the wider Digital Forge platform, supporting the workflow from CAD file to finished component. It enables:

  • Centralised part storage and management
  • Fibre preparation and slicing
  • Inspection and tolerance workflows
  • Remote print monitoring
  • Fleet management across multiple
  • Markforged printers

This makes the X7 suitable for single-machine use and also for manufacturers looking to manage multiple Markforged systems across teams or facilities.

Materials available

The Markforged X7 supports a broad range of base materials and continuous fibres, allowing manufacturers to select materials based on strength, stiffness, surface finish, flame resistance, ESD performance or impact resistance.

Base materials

Onyx

Onyx (nylon/PA6 with micro-carbon fibres) is a technical thermoplastic. Onyx delivers rigid, strong and precise parts. On its own, the material is already 1.4 times stiffer than ABS and can also be reinforced with any continuous fibre.

Flexural strength 71 MPa
Bending modulus 3.0 GPa

Onyx FR

Onyx FR (nylon/PA6 with micro-carbon fibres) is a flame-retardant version of Onyx that has a thickness of 3 mm in accordance with UL94 V-0. With this new material, you can print applications where flammability plays a role.

Flexural strength 71 MPa
Bending modulus 3.6 GPa

Coloured Icon representing the Markforged Onyx FR-A (Fire Retardant Aerospace) 3D Printing Material

Onyx FR-A

3D printed part manufactured with Markforged Onyx FR-A (Fire Retardant Aerospace) material

Onyx FR-A is a flame retardant version of Onyx developed to meet the requirements of the aerospace, transportation and automotive industries. This new material can meet FST requirements for aircraft interiors.

Flexural Strength 71 MPa
Flexural Modulus 3,6 GPa

Compatible with

Onyx ESD

Onyx ESD (nylon/PA6 with micro-carbon fibres) is a static dissipative, safe variant of Onyx that meets stringent ESD safety requirements while offering excellent strength, rigidity and surface finish.

Flexural strength 83 MPa
Bending modulus 3.7 GPa

Multicolour Icon representing the Markforged Precise PLA 3D Printing Material

Precise PLA

3D printed handle manufactured with Markforged Precise PLA material

Precise PLA is an economical prototyping plastic, available in 8 colours, designed for reliable and accurate printing.

Compatible with
Coloured Icon representing the Markforged Nylon White 3D Printing Material

Nylon White

Nylon White is a technical thermoplastic that is stronger, stiffer, and more reliable. The material has a smooth, non-abrasive surface and can be stiffened with any continuous fibre. It is a versatile material with and without reinforcing fibres and can be used in the same printhead as onyx.

Flexural Strength 50 MPa
Flexural Modulus 1,4 GPa

Compatible with
Twisting Icon representing the Markforged Smooth TPU 95A 3D Printing Material

Smooth TPU 95A

Markforged TPU 95A material bellow sample

Smooth TPU 95A is a rubber-like material that when used with Markforged composite printers offers product developers & manufacturers the ability to create flexible, impact-absorbent parts on demand.

Compatible with

Continuous fibres

Carbon Fibre

Carbon Fibre has the highest power-to-weight ratio of any of our reinforcing fibres. Six times stronger and eighteen times stiffer than Onyx, Carbon Fibre is used primarily in parts designed to replace aluminium parts.

Flexural Strength 540 MPa
Flexural Modulus 51 GPa

Compatible with

Carbon Fibre FR

Carbon Fibre FR was introduced to meet the needs of the aerospace, transportation and automotive industries who need to produce the strongest, lightest and safest parts ever.

Flexural Strength 540 MPa
Flexural Modulus 50 GPa

Compatible with

Kevlar® Fibre

Lightweight, durable and strong. Kevlar® has excellent durability. This makes it the optimal material for repeated and sudden loads. It is as stiff as Fibreglass, but much more stretchable, and is often used in gripper technology.

Flexural Strength 240 MPa
Flexural Modulus 26 GPa

Compatible with

Fibreglass

Fibreglass offers high strength at an affordable price. It is 2.5 times stronger and eight times stiffer than Onyx and reinforces parts to provide strong and robust components.

Flexural Strength 200 MPa
Flexural Modulus 22 GPa

Compatible with

HSHT Fibreglass

High Strength High Temperature (HSHT) Fibreglass has aluminium-like strength and temperature resistance. It is five times as strong and seven times as stiff as Onyx and best suited for use in high operating temperatures.

Flexural Strength 420 MPa
Flexural Modulus 21 GPa

Compatible with

The combination of Onyx and continuous fibre reinforcement is central to the X7’s capability, giving engineering teams the ability to produce lightweight, strong and application-specific composite parts.

The Markforged X7

The ultimate flagship for
functional parts of all kinds

Base materials:

Onyx
Onyx FR
Onyx FR-A
Onyx ESD
Precise PLA
Nylon
Smooth TPU 95A

Continuous fibres:

Carbon fibre
Carbon fibre FR
Kevlar®-fibre
Glass fibre
HSHT-Glass fibre

Specifications Markforged X7
Build Volume 330 x 270 x 200 mm
Layer Height 100 μm default, 50 μm minimum, 250 μm maximum
Materials (plastics) Onyx, Onyx FR, Onyx ESD, Nylon White, P-PLA, S-TPU
Materials (continuous fibres) Carbon fibre, Carbon Fibre FR, Fibreglass, Aramid Fibre / Kevlar®, HSHT Fibreglass
Power 100-240 VAC, 150 W
Weight 48 kg

Speak to Mark3D about the Markforged X7

If you would like to understand whether the Markforged X7 is suitable for your business, Mark3D can help assess your parts, materials and production requirements.

Contact us to discuss a tailored quote for the Markforged X7.

Mark3D UK Limited
Romsley Point
Farley Lane, Romsley, Halesowen, B62 0LG

Phone: +44 121 661 1151
Freephone: 0800 193 3650
Email: printstronger@mark3d.co.uk

 

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Tell us about your application, workflow requirements, or project objectives and our team will prepare a tailored recommendation based on your operational needs. We can also arrange demonstrations, sample evaluations, and technical discussions where required.

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Why continuous filaments?

The carbon fibre is only optimally designed to withstand tensile and compressive forces if the force is applied to the component in the direction of fibre flow. If the carbon fibre is interrupted during the construction process, it can no longer absorb the optimum tensile and compressive forces. This is why the continuous fibre is so crucial for the stability of a component printed with carbon fibre, Kevlar® or glass fibre. Continuous fibre-reinforced 3D printing thus ensures strength on a completely new level.

Frequently asked questions about the Markforged X7

What is the Markforged X7 price?

The Markforged FX10 price depends on the system configuration, including whether the optional Metal Kit is required. The most suitable setup will depend on the parts you want to produce, the materials required and how the printer will be used within your production workflow. Mark3D can provide a tailored quote based on your application.

What is the Markforged X7 build volume?

The Markforged X7 build volume is 330 × 270 × 200 mm.
This gives manufacturers enough capacity for many jigs, fixtures, grippers, functional prototypes and medium-sized production tools while keeping the machine compact enough for workshop or engineering environments.

Where can I find a Markforged X7 review?

If you are looking for a practical Markforged X7 review, the key areas to consider are continuous fibre capability, material options, build volume, in-process inspection and ease of use through Eiger.
The X7 is best suited to manufacturers that need strong, functional composite parts rather than visual prototypes alone. The best way to assess suitability is to review the parts you currently machine, outsource or struggle to produce quickly.