Form 4B Overview
The Formlabs Form 4B is a desktop MSLA resin 3D printer designed for dental, medical, and healthcare applications. Powered by Formlabs’ Low Force Display (LFD) print engine, the Form 4B delivers high-speed printing, precise accuracy, and compatibility with a broad portfolio of dental, BioMed, general purpose, and engineering materials. It is optimized for producing surgical guides, dental models, splints, and other patient-specific devices.
Form 4B Technical Specsifications
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Technical Category
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Specifications
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Technology
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MSLA (Masked Stereolithography)
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Printer Dimensions
(W x D x H) |
39.8 × 36.7 × 55.4 cm
(15.7 × 14.5 × 21.9 in) |
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Build Volume
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20.0 × 12.5 × 21.0 cm
(7.9 × 4.9 × 8.3 in) — 5.25 liters |
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Max Print Speed
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100 mm/hr
(3.9 in/hr) |
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Layer Thickness
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25–200 µm
(0.001–0.008 in) |
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XY Resolution
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50 µm with pre-tuned anti-aliasing for subpixel resolution
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Resin Heating & Internal Temp
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High-speed conduction resin heating with infrared temperature sensing; auto-heats resin to 25–45 °C (77–113 °F) depending on material
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Compatible Materials
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Formlabs Dental, BioMed, General Purpose, and Engineering materials, or third-party materials via Open Material Mode
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Post-Processing
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Form Wash, Form Cure
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Software
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PreForm, Dashboard
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Connectivity
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Wi-Fi (2.4 and 5 GHz; IEEE 802.11 b/g/n/ac, WPA/WPA2), Ethernet (1000 Mbit), USB-C 2.0
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Form 4B Use Cases
Dental Models
Produce accurate dental and orthodontic models for restorative planning, treatment planning, aligner and retainer workflows, and patient communication.
Surgical Guides
Produce surgical guides and drilling templates using validated biocompatible materials designed for dental and medical applications.
Dental Appliances
Manufacture splints, denture components, temporary restorations, and other patient-specific dental appliances in-house using compatible dental materials.
Medical Applications
Create anatomical models, patient-specific devices, and medical prototypes using Formlabs’ portfolio of biocompatible materials.
Form 4B Features and Benefits
Biocompatible Material Library
The Form 4B supports Formlabs’ portfolio of biocompatible BioMed materials for dental, medical, and healthcare applications. From surgical guides to temporary restorations, you can choose materials designed for a wide range of patient-specific workflows. The Form 4B can also use General Purpose and Engineering resins for non-biocompatible applications.
High-Speed Printing
The Low Force Display (LFD) print engine helps produce dental and medical parts quickly without compromising accuracy or surface quality. Faster print times can help reduce turnaround times for patients and clinicians.
Validated Healthcare Workflows
The Form 4B is built for healthcare professionals with validated materials, print settings, and workflows developed specifically for dental and medical applications. Formlabs also provides material-specific manufacturing and sterilization guides for applicable BioMed materials.
Biocompatibility, Certifications, and Manufacturing
Formlabs’ BioMed and Medical Device Resins are manufactured in an FDA-registered facility within an ISO 13485-certified quality system and ISO Class 8 clean room environment.
Dedicated Biocompatible Workflows
When using biocompatible materials, users must maintain separate consumables, including dedicated build platforms, wash equipment, and tools, to help maintain biocompatibility. Formlabs provides material-specific manufacturing guides with requirements for consumables, processing, and sterilization.
Medical Service Plans
The Form 4B and Form 4BL are backed by Formlabs Medical Service Plans, which provide priority support, preventative maintenance, and service options designed for healthcare environments.
PreForm Software Integration
The Form 4B works with PreForm, Formlabs’ print preparation software for part orientation, support generation, print setup, and printer management. Automated print preparation and material-specific settings help simplify the path from scan or CAD file to finished part.
Form 4B Compatible Materials
The Form 4B is compatible with Formlabs’ portfolio of Dental, BioMed, General Purpose, and Engineering materials, designed for patient-specific devices, anatomical models, surgical planning, prototyping, and other healthcare and manufacturing applications.
Form 4B Post-Processing Workflow
The Form 4B integrates with the Form Wash and Form Cure systems for resin post-processing. Washing and curing help achieve the final material properties, surface finish, and dimensional performance required for production-ready parts.
Frequently Asked Questions (FAQs) About Formlabs Form 4B
What is the Formlabs Form 4B and how is it different from the standard Form 4?
The Formlabs Form 4B is a desktop MSLA resin 3D printer designed for medical and dental applications. It supports Formlabs’ portfolio of biocompatible materials and workflows used for patient-specific devices, models, and guides. The standard Form 4 focuses on engineering and manufacturing materials, while the Form 4B is designed for healthcare-focused production.
How does the Formlabs Form 4B support regulated manufacturing workflows for medical and dental teams?
The Formlabs Form 4B is designed to support regulated medical and dental manufacturing workflows. It works with validated biocompatible materials, documented processing procedures, and software tools commonly used in healthcare environments. This helps teams maintain more consistent processes when producing patient-specific parts and devices.
What is the ROI of bringing biocompatible 3D printing in-house for a dental lab or hospital system?
The ROI of the Formlabs Form 4B depends on production volume, outsourcing costs, and turnaround time requirements. In-house printing reduces reliance on external suppliers and allows teams to produce parts on demand. Many organizations use in-house production to shorten lead times, increase iteration speed, and improve scheduling flexibility.
I need to print surgical guides and dental models that meet biocompatibility standards. Which 3D printer should I use?
The Formlabs Form 4B is designed for producing surgical guides, dental models, splints, and other healthcare applications requiring biocompatible materials. It supports validated medical and dental resins developed specifically for these workflows. This allows teams to produce patient-specific parts using materials intended for clinical and dental applications.
What are the advantages of a dedicated biocompatible 3D printer for a medical device or dental lab workflow?
A dedicated biocompatible 3D printer provides access to validated materials and workflows developed for healthcare applications. These systems are designed to support patient-specific devices, treatment planning, and clinical production requirements. Using a dedicated platform can simplify material selection, validation, and day-to-day production processes.
We’re spending significant budget outsourcing dental model production and surgical guide fabrication. Can in-house 3D printing with biocompatible resins replace that?
The Formlabs Form 4B can produce dental models, surgical guides, and other patient-specific parts using validated biocompatible materials. In-house production gives teams greater control over scheduling, iteration, and part availability. Many labs use in-house printing to reduce outsourcing costs while accelerating turnaround times for patients and clinicians.