Scheu-Dental IMPRIMO: Advanced Resins for Dental 3D Printing

The IMPRIMO® system from Scheu-Dental brings a fully professional material ecosystem to modern dental technology. Built for predictable results in dlp printing and other high-precision workflows, the IMPRIMO® system enables dentists, orthodontists, and dental laboratories to move from manual fabrication to a standardized, digital process chain. Every light-curing resin in the line is engineered for stability, accuracy, and safe clinical use, fitting smoothly into a broader digital process that supports both daily practice and high-throughput lab production.

What makes the IMPRIMO® system unique is the ability to cover multiple clinical needs with specialized resins. From model resin for highly accurate models, through flexible resin for indirect bonding technique, to light-curing calcineable resin for dental casting objects, the portfolio supports a complete digital process chain. The materials are designed with low shrinkage, high polishability, and optimized viscosity so that technicians can create sophisticated designs that match strict dental requirements and certification standards.

Overview of the IMPRIMO Product Line

The IMPRIMO line is a family of light-curing resin-based materials created for diverse dental products. Each resin is manufactured to meet quality standards and undergoes regular product inspections, ensuring stable density, material hardness, and controlled water absorption in final prints. For practices looking to scale 3D printing in dental medicine, the IMPRIMO material ecosystem offers a reliable partners approach: printers, resins, post-processing, and workflow tools all aligned to the same system logic.

Key Features of Scheu-Dental IMPRIMO Resins

IMPRIMO resins emphasize precise layer reproduction, consistent color, and a predictable burning out residue-free behavior for castable parts. Across the line, users benefit from low shrinkage, controlled viscosity, and excellent surface finish. These qualities allow clinicians and technicians to create sophisticated designs for aligners, dentures, try-ins, splints, and resin models with minimal trial-and-error. With every light-curing resin batch, Scheu-Dental applies strict product inspections and regular product inspections to keep accuracy stable over time.

Compatibility with DLP 3D Printing Systems

The IMPRIMO® system is built specifically for professional DLP systems. Because dlp printing relies on uniformly projected UV energy, IMPRIMO materials are tuned to cure efficiently in DLP environments and to retain their mechanical properties after post-curing. This alignment between material and hardware supports a stable digital process chain across different labs, including workflows validated with partners such as ASIGA Pty. Ltd.

Role of the 385 nm Light Source in Resin Curing

IMPRIMO materials are optimized for a controlled light source at 385 nm, which is a standard wavelength for dental DLP devices. A stable 385 nm light source ensures accurate polymerization, consistent density, and low shrinkage, which directly improves precision in dentures, transfer masks, and dental casting objects. This wavelength tuning is a cornerstone of the IMPRIMO® system and supports repeatable results in everyday dental technology workflows.

IMPRIMO® LC IBT Resin for Indirect Bonding

Imprimo LC IBT is a specialist flexible resin engineered for the indirect bonding technique in orthodontic practices. It is a light-curing resin with tailored elasticity that allows accurate fabrication of transfer masks and supports consistent bracket placement. For orthodontists who want to standardize bonding steps through a digital process chain, this resin provides predictable fit, easy handling, and stable clinical performance.

Applications in Orthodontic Transfer Masks

Through the indirect bonding technique, Imprimo LC IBT helps produce accurate transfer masks that position brackets reliably. With tuned viscosity and controlled curing behavior, the resin allows orthodontists and technicians to create sophisticated designs that wrap around teeth with high fidelity. In orthodontic practices, predictable transfer mask fit is essential to shorten chairside time and reduce rework, which is why the IMPRIMO® system is increasingly adopted in digital orthodontics.

Material Properties and Flexibility for Clinical Use

As a light-curing resin-based orthodontic material, Imprimo LC IBT combines controlled material hardness with safe flexibility. The resin model remains stable in shape after printing but retains enough elastic behavior to support easy placement and removal. This balance improves clinical safety and user experience for dentists, orthodontists, and technicians who need reliable dental products in daily workflows.

IMPRIMO® LC Denture for Denture Base Fabrication

IMPRIMO LC Denture DLP 385nm is a light-curing resin developed for durable denture base manufacturing. It is methacrylate-based, clinically validated, and optimized for DLP systems using a 385 nm light source. The resin supports accurate fit, stable geometry, and a surface suitable for finishing and long-term use, aligning with strict dental requirements.

Methacrylate-Based Composition and Class IIa Certification

The resin uses advanced methacrylate chemistry to achieve stable mechanical properties and predictable curing. With medical-grade design and class iia certification standards, IMPRIMO LC Denture DLP 385nm is suitable for daily clinical dentures. This is critical for dental laboratories that must meet international quality standards while maintaining throughput and consistency.

Compliance with ISO 20795-1:2013 Standards

Phenom-quality dentures require standardized testing. IMPRIMO LC Denture DLP 385nm is aligned with ISO 20795-1: 2013 guidance, ensuring that key criteria such as water absorption, water solubility, and mechanical durability remain within required limits. This compliance makes the resin a reliable choice for dentists and technicians producing denture bases in modern digital workflows.

Water Absorption, Solubility, and Shore D Hardness

In denture production, low water absorption and low water solubility are essential for long-term stability. IMPRIMO’s denture resin maintains controlled water absorption and stable density, preventing swelling or degradation during use. Its Shore D material hardness supports robust function without sacrificing comfort, allowing dental laboratories to deliver consistent dental products with predictable lifetime performance.

IMPRIMO® LC Cast for Dental Casting Applications

IMPRIMO LC cast resins are designed for high-precision dental casting workflows, supporting crowns, bridges, and specialty prosthetic parts. As a true light-curing calcineable resin, IMPRIMO LC Cast is engineered to burn out residue-free, leaving clean investment cavities for accurate metal or ceramic production. This makes it a core pillar of the IMPRIMO® system for dental technology teams focused on modern, digital fabrication.

Residue-Free Burnout and Casting Precision

IMPRIMO LC Cast is a calcineable resin and also described as a residue-free burning resin because it supports burning out residue-free during the burnout phase. For dental laboratories producing dental casting objects, the resin’s combustion behavior is predictable and clean, minimizing ash or contamination. The material is also often referred to as a residue-free combustion resin or combustion resin, highlighting its optimized thermal decomposition. In practice, technicians can trust the resin for dental casting with consistent cavities and accurate margins.

Shore D Hardness and Polishability for Lab Use

While IMPRIMO LC Cast must burn away cleanly, it also needs strong handling properties before burnout. The resin maintains a balanced Shore D material hardness for safe manipulation, with excellent polishability and surface clarity. These properties allow technicians to create sophisticated designs and smooth surfaces for evaluation before casting. For labs, improved polishability means fewer finishing steps and more reliable pre-cast inspection.

IMPRIMO® LC Model Resin

IMPRIMO LC Model is a model resin created for high-accuracy dental and orthodontic models. It is intended for predictable fit, fine surface definition, and durability during storage or clinical handling. As part of the IMPRIMO® system, this light-curing resin is used to produce resin models, diagnostic models, and high-detail reference prints for dental medicine.

Labs value IMPRIMO LC Model because it delivers low shrinkage, stable density, and controlled water absorption. The resin is also an ideal base for workflows that require insulated resin model storage or repeated handling, since it keeps geometry consistent over time. With stable viscosity and light source tuning for 385 nm, IMPRIMO LC Model maintains accuracy even in high-volume print farms.

Separator and Orthodontic Applications

The IMPRIMO ecosystem supports orthodontic appliance creation beyond transfer masks. With a dedicated model separator workflow and robust resin models, orthodontic practices can fabricate removable appliances and precise models that fit tight dental requirements. The IMPRIMO® system is often integrated into a digital process chain for orthodontists seeking reliable, repeatable results.

Use in Fabricating Removable Orthodontic Appliances

Using IMPRIMO LC Model and additional workflow tools, dental laboratories can produce a wide range of removable appliances with high shape fidelity. The resin model provides stable bases for devices involving an expansion screw or expansion plate. Because low shrinkage and controlled water absorption are built into the material, appliance fit remains precise after curing.

Compatibility with STEADY-RESIN and Drying with LC-6 Light Oven

IMPRIMO resins are compatible with standard model preparation routines, including priming with steady-resin products and controlled curing in light ovens. A stable curing stage protects surface quality and keeps the resin models dimensionally accurate for clinical use.

Tools and Components: Expansion Screws and Plaster Knives

For orthodontic appliances, expansion components integrate cleanly into IMPRIMO resin models. When technicians fit an expansion screw or expansion plate, the high precision of the model resin supports predictable alignment. Even traditional tools like plaster knives remain useful for finishing, but the digital process chain reduces how often manual corrections are needed.

Integration with the SMART FLOW Digital Process Chain

The digital process chain behind IMPRIMO is designed to standardize dental workflows from scan to final product. This digital process chain reduces errors, speeds production, and supports consistent outcomes for orthodontic practices and dental laboratories. By integrating printing, curing, casting, and finishing into one digital process, Scheu-Dental makes advanced resin work simple to reproduce across teams and sites.

Workflow Optimization for Orthodontic Practices and Labs

In orthodontic practices, the digital process enables predictable transfer mask production, faster appliance workflows, and stable resin model manufacturing. Labs benefit from repeatability and clear documentation across the digital process chain.

Collaboration Between SCHEU-DENTAL and CA DIGITAL

Scheu-Dental works with digital partners to expand the IMPRIMO ecosystem. The goal is to provide reliable partners for clinical users, giving dentists and technicians access to validated workflows and up-to-date dental technology.

SCHEU-DENTAL GmbH and Its Partner Network

SCHEU-DENTAL develops IMPRIMO materials with clinical reliability as the core priority. The company’s structure includes specialized subsidiaries, enabling focused product development and controlled quality standards.

Role of SCHEU-DENTAL in Developing IMPRIMO Products

SCHEU-DENTAL GmbH leads material research, validation, and market alignment. They develop products in close cooperation with dental laboratories, orthodontists, and dentists who use the IMPRIMO® system daily.

Subsidiaries: SCHEU-DENTAL custom-made GmbH and SMILE-Dental-Handelsgesellschaft mbH

The partner network includes custom-made GmbH as a manufacturing and personalization unit and SMILE-Dental-Handelsgesellschaft mbH as a distribution and service partner. These subsidiaries help ensure delivery reliability and local support for dental products in multiple markets.

Technical Specifications and Quality Standards

IMPRIMO resins are built around a controlled light-curing resin platform and strict clinical validation. Every batch is tested through product inspections and regular product inspections to ensure stable density, viscosity, and mechanical performance. For dental medicine, these checks guarantee that printed parts match dental requirements in both fit and durability.

Light-Curing Resin Technology and Material Viscosity

Each IMPRIMO material is a light-curing resin or light-curing resin-based polymer designed for rapid, uniform curing in DLP systems. The resins use refined methacrylate chemistry and optimized viscosity, so prints achieve consistent surfaces with minimal bubble formation. Controlled viscosity also improves fill behavior for dental casting objects, resin models, and insulated resin model workflows.

Shore D Hardness, Water Absorption, and Solubility Metrics

Material hardness is tuned to specific applications: flexible resin for transfer masks, harder model resin for resin models, and calcineable resin for dental casting. Across all resins, controlled water absorption and low water solubility help protect dimensional accuracy during storage and clinical use. These metrics are critical for dentures and orthodontic models where stability relies on predictable water behavior.

Adherence to International Certification Standards

IMPRIMO LC Denture meets class IIa requirements, and the ecosystem aligns with recognized certification standards such as ISO 20795-1: 2013. These certification standards confirm that IMPRIMO materials satisfy dental requirements for safe patient contact and professional lab fabrication.

Applications in Modern Dental Practices

The IMPRIMO® system supports a wide range of clinical and lab applications. With materials for models, try-ins, splints, gingiva, temporaries, and casting, the system strengthens the digital process chain and enables efficient production in the full scope of dental technology.

Use Cases in Orthodontics, Prosthodontics, and Dental Labs

Orthodontists use Imprimo LC IBT for indirect bonding technique transfer masks and for resin models supporting aligner workflows. Dentists rely on IMPRIMO LC Temp IT and IMPRIMO LC TEMP for temporary restorations. Dental laboratories use IMPRIMO LC Denture for denture bases and IMPRIMO LC Cast for dental casting objects. These workflows align into one digital process chain that reduces manual labor and improves accuracy.

Benefits for Dentists, Technicians, and Orthodontists

For dentists and orthodontists, IMPRIMO materials reduce chairside errors and stabilize clinical fit. For technicians in dental laboratories, low shrinkage, stable viscosity, and residue-free combustion resin behavior improve production speed and quality. The system helps all users create sophisticated designs with predictable outcomes and excellent surface finish.

Future Developments and Trends in Dental 3D Printing

The IMPRIMO ecosystem continues to evolve with new light-curing resin-based materials, improved transparent resin options, and expanded casting solutions. As the digital process chain becomes standard in dental medicine, materials that support reliability, speed, and residue-free burning resin performance will become even more central.

Emerging Materials and Process Innovations

Future resins are expected to offer even lower shrinkage, higher polishability, and improved flexible resin behavior for advanced appliances. Improvements in DLP systems and dlp printing strategies will also unlock faster layer cycles without compromising precision.

Evolving Needs of Dental Professionals and Digital Workflows

Dental products increasingly require rapid customization, stable fit, and clear compliance documentation. The IMPRIMO® system is positioned to meet these evolving dental requirements through validated materials, reliable partners, and consistent quality standards.

frequently asked questions (FAQ)

What is the IMPRIMO® system used for?

The IMPRIMO® system is used for a complete digital dental workflow, including resin model printing, indirect bonding technique transfer masks, denture bases, and dental casting objects. It supports a unified digital process chain for clinics and labs.

Which IMPRIMO resin is best for orthodontic transfer masks?

Imprimo LC IBT is a dedicated flexible resin for indirect bonding technique and transfer masks. It is tuned for orthodontists and orthodontic practices that need predictable bonding templates.

What makes IMPRIMO LC Cast different from other resins?

IMPRIMO LC Cast is a light-curing calcineable resin designed for dental casting. It behaves as a residue-free burning resin or residue-free combustion resin, meaning it burns out cleanly and supports high-precision dental casting objects.

Can IMPRIMO resins be used on non-Scheu printers?

Yes, because the resins are compatible with professional DLP systems using a 385 nm light source. Many labs run IMPRIMO materials on partner printers, including validated workflows with ASIGA Pty. Ltd.

How long is delivery for IMPRIMO resins?

Typical delivery is stated as delivery 4-8 weeks, depending on region and distributor availability.