Description
Product Overview
The 3M Impregum Penta Soft Refill 31730 is a premium polyether impression material designed for professional dental laboratories and clinics. Manufactured by 3M, a trusted name in dental supplies, this refill offers a flexible yet stable matrix that accurately records fine oral details, ensuring high‑quality casts for crowns, bridges, and orthodontic appliances. The material is water‑compatible, allowing seamless integration with standard water‑based processing equipment, and it maintains dimensional stability throughout the setting and storage phases. With a proven track record since its launch in 2011, the product meets stringent ISO standards for biocompatibility and performance, giving practitioners confidence in both safety and reliability.
Key specifications include a working time of 2‑3 minutes and a total setting time of less than 9 minutes, which helps reduce patient discomfort and chairside time. The refill is supplied in a sealed, tamper‑evident container to preserve material integrity, and the 31730 part number ensures easy identification and inventory management. Its low viscosity enables smooth injection into trays, while the high elasticity prevents tearing during removal, delivering consistently accurate impressions across a variety of clinical scenarios.
Designed for versatility, the Penta Soft formulation works well with both stock and custom trays, and it is compatible with a range of disinfection protocols without compromising material properties. The product’s clear labeling and straightforward mixing instructions make it user‑friendly for both seasoned clinicians and newer dental professionals, supporting efficient workflow and reducing the likelihood of errors during the impression‑taking process.
![[Product front view showing all components]](https://www.kolviro.store/wp-content/uploads/2026/08/33ec0bb001174cffa977b617272f51f8.jpg)
Usage
Ideal for restorative, prosthetic, and orthodontic procedures, the Impregum Penta Soft Refill is suited for any situation where precise detail capture is essential. Its rapid setting time is particularly beneficial in high‑volume practices, allowing multiple patients to be treated in a single day without sacrificing impression quality. The material performs exceptionally well in both wet and dry field conditions, making it adaptable for use in pediatric dentistry, where saliva control can be challenging, as well as in adult cases that require meticulous marginal accuracy.
Clinicians often employ the Penta Soft material in conjunction with digital scanning technologies, using the impression as a backup or for verification of intra‑oral scans. The polyether base is also compatible with various stone and resin casting materials, providing flexibility in the final model production stage. For laboratories, the material’s predictable flow and setting characteristics simplify the fabrication of complex prostheses, reducing the need for extensive adjustments and remakes.
When used in water‑based processing environments, the material’s hydrophilic nature ensures optimal wetting of the tray and oral tissues, enhancing detail reproduction. Its resistance to bacterial colonization and ease of cleaning further support infection control protocols, making it a reliable choice for practices that prioritize patient safety and regulatory compliance.
Why Choose Us
Choosing the 3M Impregum Penta Soft Refill means partnering with a brand that has over a century of experience in material science and dental innovation. 3M’s rigorous quality assurance processes guarantee that each batch meets exacting standards for purity, viscosity, and setting time, minimizing variability between shipments. The product’s formulation has been refined through extensive clinical testing, ensuring that it delivers consistent performance across diverse patient populations and clinical settings.
Beyond product quality, 3M provides comprehensive technical support, including training resources, troubleshooting guides, and direct access to dental material specialists. This level of service helps practices quickly resolve any issues that may arise, maintaining uninterrupted patient care. Additionally, the company’s commitment to sustainability is reflected in the recyclable packaging and environmentally responsible manufacturing practices employed for the Impregum line.
By selecting this refill, dental professionals benefit from a material that not only meets clinical demands but also aligns with broader practice goals such as efficiency, patient comfort, and long‑term cost savings. The reduced chair time and high accuracy translate into fewer remakes, lower material waste, and improved patient satisfaction, all of which contribute to a stronger reputation and increased practice profitability.
Key Features
- Flexible polyether composition captures fine oral details with minimal distortion.
- Fast‑setting formula reduces chair time to under nine minutes for increased efficiency.
- Water‑compatible design integrates seamlessly with standard dental processing equipment.
- Stable dimensional properties ensure accurate casts for a wide range of prosthetic applications.
- Backed by 3M technical support and comprehensive after‑sales service for reliable practice operation.
FAQ
What is the recommended mixing ratio for the Impregum Penta Soft Refill?
The material is supplied as a ready‑to‑use refill, eliminating the need for manual mixing. Simply dispense the required amount into the tray and allow the material to flow naturally. This eliminates mixing errors and ensures consistent viscosity for each impression.
Can the material be used with both stock and custom trays?
Yes, the low viscosity and excellent flow characteristics of the polyether formulation make it suitable for both stock trays and custom‑fabricated trays. It adapts well to the tray shape, providing uniform coverage and reducing the risk of voids or air bubbles.
Is the Impregum Penta Soft compatible with standard disinfection protocols?
Absolutely. The material tolerates common water‑based disinfectants and immersion solutions without compromising its setting time or mechanical properties. This compatibility supports strict infection control standards while maintaining impression accuracy.
How does the material perform in pediatric patients?
The rapid setting time and gentle, flexible nature of the polyether base make it comfortable for children, reducing the duration of the impression‑taking procedure. Its hydrophilic properties also help manage saliva, ensuring a clear and detailed impression even in younger patients with limited cooperation.
What support does 3M offer if I encounter issues with the product?
3M provides a dedicated customer service line, online resources, and access to dental material experts who can assist with troubleshooting, usage tips, and training. The company’s warranty and replacement policies further ensure that any product concerns are addressed promptly.




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