Inside the Kare 3D: Desktop Metal Printing Hits 500 mm/s

The promise of bringing industrial manufacturing capabilities to the desktop has long been a goal in the 3D printing space, especially for metal fabrication. The Kare 3D Desktop Metal 3D Printer is a new Kickstarter project aiming to bridge that gap. This review examines its core features, technical specifications, and the potential trade-offs for early backers looking to produce high-strength parts in-house.

Quick Answer: Is the Kare 3D a viable desktop metal printer?

The Kare 3D printer presents a compelling option for those seeking multi-material capability on the desktop. It distinguishes itself by supporting both metal and plastic filaments, enabled by a high-temperature print head that reaches 550°C and a print speed of up to 500 mm/s. This combination targets prosumers and small businesses who need to rapidly prototype with diverse materials. While its Kickstarter campaign has already raised over HK$ 210,564, backers should note that full metal printing requires an additional post-processing kit, and the project is the first from its creator, which carries inherent crowdfunding risks.

1. The market context: why this matters now

Desktop 3D printing has matured significantly, but the ability to create strong, functional metal parts has remained largely in the domain of expensive, industrial-sized machines. Mainstream solutions often focus exclusively on plastics, forcing users who need metal components to rely on costly third-party manufacturing services with long lead times. The few desktop systems that do handle metal often come with significant compromises in speed, resolution, or material compatibility. There's a clear demand from engineers, designers, and small-scale manufacturers for a more accessible, in-house solution that can produce both rapid plastic prototypes and end-use metal parts without requiring two separate machines and workflows.

2. High-Temperature Printing: 550°C Head and 150°C Bed

The standout specification for the Kare 3D printer is its thermal capacity. The print head can reach up to 550°C, while the heated bed can sustain 150°C. This is not just about printing standard plastics faster; it's a critical enabler for working with high-performance polymers and, most importantly, metal-infused filaments. Materials like 17-4PH Stainless Steel require high, stable temperatures for proper extrusion and layer adhesion. This capability moves the printer beyond the hobbyist realm of PLA and ABS into engineering-grade applications. For users, this means the ability to produce parts with superior heat resistance, chemical resilience, and mechanical strength, all from a single desktop unit. The direct drive orbiter extruder further supports this, providing precise control over these demanding materials.

3. High Print Speed: Up to 500 mm/s for Faster Production

Speed is a major bottleneck in additive manufacturing. A print that takes 24 hours on a typical machine can severely slow down an iterative design process. The Kare 3D team reports a maximum print speed of up to 500 mm/s, a significant acceleration compared to many existing tools in this category. This speed is designed to make rapid prototyping truly rapid and enables small-batch production to be more efficient. Achieving this velocity without sacrificing print quality requires a rigid frame, which Kare 3D addresses with an aluminum construction, and sophisticated motion control. While the highest speeds are likely reserved for specific geometries and materials, even a substantial increase in average print speed can dramatically improve workflow efficiency for businesses and individual creators alike, reducing the time from design to physical part.

4. Material Versatility: A Single Printer for Metal and Plastic

The core value proposition of the Kare 3D is its dual-purpose design. It is engineered to handle both standard plastic filaments and advanced metal filaments. This versatility is crucial for workshops and design labs where project requirements can change daily. A team could use the same machine to print a quick, low-cost plastic prototype to check for form and fit, then switch to a stainless steel filament to produce a functional, high-strength final part. This eliminates the need for investing in and maintaining two separate printers, saving space and cost. The printer’s compatibility with common slicers like Cura and Simplify3D also means it can be integrated into existing workflows without a steep learning curve, making the transition between material types more manageable for users.

5. The Kare Metal Set: A Complete Post-Processing Workflow

Printing with metal filament is only the first step. To achieve the final properties of solid metal, the printed part—known as a 'green' part—must undergo a post-processing workflow. Kare 3D addresses this by offering the Kare S1 Printing Kit, which includes a washing unit and a sintering furnace. After printing, the part goes into the washing unit to remove the primary binder material. Next, it is placed in the high-temperature sintering furnace, which burns out the remaining binder and fuses the metal particles together into a dense, solid object. Providing this complete ecosystem is critical, as sourcing compatible and correctly sized post-processing equipment can be a major challenge for users new to metal 3D printing. This makes the system more of a comprehensive solution rather than just a printer.

6. Specifications at a glance

The technical specifications for the Kare 3D S1 and S1 Plus models are listed below.

7. The trade-offs backers should know

While the Kare 3D printer offers an impressive set of features, potential backers should consider a few key trade-offs before committing.

• Cost of the Full Metal System: The price for the printer itself is competitive, but achieving true metal parts requires the Kare S1 Printing Kit. This kit, which includes the essential sintering furnace and washing unit, is priced at $8000 on Kickstarter and does not include the printer, making the total investment for a complete metal workflow substantial.
• Inherent Crowdfunding Risks: The Kare 3D team is listed as a 'First created' project on Kickstarter. While their profile highlights experienced engineers, backing a first-time creator carries inherent risks related to production timelines, supply chain management, and final product execution. The team has outlined its risk mitigation strategies, but delays are common in hardware crowdfunding.
• Learning Curve: Printing with high-temperature materials and processing metal parts is significantly more complex than standard FDM printing. Achieving the advertised speeds and quality will likely require a period of calibration, testing, and learning. This printer is geared more towards experienced users, prosumers, or professionals rather than absolute beginners to 3D printing.

8. Behind the product

The project is led by Kare 3D, a technology company founded by Ümit Coşkun, who holds a degree in Electrical and Electronics Engineering. The company's stated mission is to create innovative and high-performance desktop 3D printing solutions. As this is their first Kickstarter campaign, the team's ability to execute on their vision will be a key factor for backers. The company's credibility rests on the technical experience of its engineering team, who they state have successfully completed similar projects in the past. Their focus is on differentiating through advanced features like high-temperature and high-speed printing to carve out a niche in a competitive market.

9. What backing looks like

The Kare 3D campaign is currently live on Kickstarter and has achieved 51.3% of its funding goal with HK$ 210,564 pledged by 7 backers. Several tiers are available, ranging from branded merchandise to the hardware itself. The Kare S1 printer is available for approximately $1400, while the taller S1 Plus model is priced at around $1870. For those committed to the full metal printing process, the Kare S1 Printing Kit (sintering furnace and washing unit) is a separate pledge at $8000. The company is also offering various metal filaments like 17-4PH Stainless Steel and Zirconia. Estimated delivery for the hardware varies, with the earliest tiers scheduled for May 2027. Prospective backers should review the campaign page for the most up-to-date pricing and shipping details. View the Kickstarter campaign →

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FAQ: Kare 3d- Desktop Metal 3D Printer

Answers to common questions about the Kare 3D printer and its Kickstarter campaign.

What makes the Kare 3D printer different from other desktop models?

The Kare 3D printer's primary distinction lies in its combination of high-end features typically found in more expensive, specialized machines. Its ability to print both metal and plastic filaments on a single device offers significant versatility. This is enabled by its high-temperature print head, which reaches 550°C, allowing it to work with advanced engineering-grade materials. Furthermore, its reported print speed of up to 500 mm/s positions it as a tool for rapid production, reducing the long wait times often associated with 3D printing. This mix of material compatibility, thermal capacity, and speed in a desktop form factor is its key differentiator in the current market.

Is the Kare S1 Metal Printing Kit a good value?

The value of the Kare S1 Printing Kit depends entirely on the user's intention to produce dense, functional metal parts. The kit, priced at $8000, includes the sintering furnace and washing unit, which are essential for post-processing metal prints. Without these, parts printed with metal filament will not achieve their final metallic properties. It's crucial to understand that this price does not include the 3D printer itself. For professionals or businesses that would otherwise outsource metal part manufacturing, having this entire workflow in-house could represent a long-term cost saving and a significant acceleration of their development cycle. However, for users primarily interested in plastic printing, this kit is an unnecessary expense.

Who is the Kare 3D printer for, hobbyists or professionals?

The Kare 3D printer is best suited for the prosumer market, which includes advanced hobbyists, engineers, small businesses, and educational institutions. While a dedicated hobbyist could certainly use it for plastic printing, its advanced features like the 550°C print head and metal printing capability are geared towards professional applications. Creating functional metal parts requires a multi-step process and a deeper understanding of material science. Therefore, it is ideal for users who need to prototype functional components, create custom jigs and fixtures, or produce small batches of end-use parts with materials that standard desktop printers cannot handle. It is likely too complex for a first-time user whose primary interest is simple plastic printing.

What are the risks of backing the Kare 3D Kickstarter campaign?

As with any crowdfunding project, backing Kare 3D carries inherent risks. The company explicitly lists potential challenges, including production delays due to manufacturing unforeseen issues and global supply chain disruptions affecting component availability. This is the company's first project on Kickstarter, which can sometimes mean a steeper learning curve in navigating mass production and global logistics. Furthermore, the technical complexity of developing a printer that reliably operates at 550°C and 500 mm/s is substantial. While the team has outlined mitigation plans, such as working with experienced manufacturers and having multiple suppliers, backers should be prepared for potential shifts in the estimated delivery timeline, which currently extends to May 2027 for the main hardware.

How does the metal printing process work with the Kare 3D system?

The metal printing process with the Kare 3D system is a three-stage workflow. First, the user prints their design on the Kare S1 or S1 Plus printer using a special metal-infused filament (e.g., 17-4PH Stainless Steel). This initial object, called a 'green' part, is fragile as it consists of metal powder held together by a polymer binder. Second, this green part is placed in the washing unit, which is part of the optional Kare S1 Printing Kit. This step dissolves most of the binder. Third, the part is moved to the sintering furnace. Here, it is heated to a very high temperature, just below the melting point of the metal. This process removes the remaining binder and fuses the metal particles together, resulting in a dense, solid metal part.