G5 ULTRA Common Problem FAQ

piocreat3d on August 4, 2024

203 error displayed during automatic leveling.

Check the CR-TOUCH working status, If the indicator light is purple, It is normal, If it is flashing red, It means the work is abnormal, First, try shooting down and then re-plugging and unplugging the CR-TOUCH cable and manually pulling out the probe needle several times, Turn on and check whether it return to normal, If not, it needs to replace new CR-TOUCH.

Check whether the heights on both sides of the X-axis are consistent. First, use measuring tool to measure whether the height form both sides of the X-axis to the heating bed is consistent, If it is inconsistent, you need adjust the X-axis on one side(contact the after-sales personnel to obtain the operation video).

Check whether the print head is firmly fixed. Try shaking the print head with your hands if it becomes loose, it is necessary to check whether the fixed bearing connecting the print head and X-axis is abnormal.

Machine firmware problem, please contact after-sales personnel to obtain the latest firmware.

When the machine is reset to zero, home failed is displayed.

Check the CR-TOUCH working status, If the indicator light is purple, It is normal, If it is flashing red, It means the work is abnormal. First, try shooting down and then re-plugging and unplugging the CR-TOUCH cable and manually pulling out the probe needle several times, Turn on and check whether it return to normal, If not, it needs to replace new CR-TOUCH.
When returning to zero, check with axis cannot move, check the motor wire of that axis and re-plug it.

When returning to zero, check which axis cannot move, check the limit switch wire of the axis and re-plug it.(CR-touch is the Z-axis limit)

Sensor Error During Preheating.

Try preheating the nozzle individually. If the preheating nozzle reports an error. Check whether the whether the nozzle displays room temperature on the screen, if room temperature is displayed, it means the heating rod cable is in poor connect and need check it: if room temperature is not displayed, it means need to check the nozzle temperature sensor.

Try preheating the bed separately. If an error occurs when preheating the heated bed check whether the heated bed displays room temperature on the screen. If the room temperature is displayed, it means there is an problem with the heating cable of the heated bed, if there is no room temperature displayed, you need to check the heating bed temperature sensor.

Reheating page

Heating Bed Error was too Large After Automatic Leveling.

Check the error parameters given after automatic leveling and find the areas with larger errors, and the 4 nuts at the bottom of the hot bed can adjust the height. After adjustment perform automatic leveling again to checkif the error reaches the acceptable range.

Check whether the heights on both sides of the X-axis are consistent. First, use measuring tool to measure whether the height forimboth sides of the X-axis to the heating bed is consistent, If it is inconsistent, You need adjust the X-axis on one side (contact the after-sales personnel to obtain the operation video).

Printing interface hasn't optional file.

Check USB file format；the file format is Gcode;
Reduce USB storage files. You can format the USB system and then import the Gcode file.

Device not working after clicking start

The temperature has not reached the set value. Wait for the nozzle and hot bed temperatures to reach the set parameters;

Format USB system and re-slice file ,Try print again.

The nozzle does not discharge material after starting printing.

The desired temperature of printing material does not match the actual set temperature. Check whether the nozzle temperature reaches the required temperature of the material;
Pellets too large. Recommended particle size is 2-5mm, The extrudder cannot extrude particles that are too large;
Nozzle clogged. Preheat the nozzle to a temperaturre higher than the required temperature of the material being used and uncl.og the nozzle with needle, If cannot unclogged, The nozzle needs to be replaced;

The regulating fan is not turned on. Fan power can Ibe adjust on the display;

The screw is wrapped in material. First, remove thematerial tube and collect the materials in the machine, After clearing materials, click Move Advance and Reject-Return, then remove the wrapped material and clean it with scissors. If the ejection function cannot eject the wrapped material the extrusion screw needs to be removed and cleaned (cconnect the after-sales personnel to obtain the operation video) ;

Abnormal slicing software setting. First click Move Advance and Retract Feed to check whether the machine can extrude material normally, if the material can be extruded normally manually but not when printing, you need to check the slicking software parameter settings;

Coupling fastening screws are not tightened.

The bottom layer of the print cannot be pasted or is warped

Nozzle is too far from the platform, First check whether the rmachine has been leveled, if the bottom layer cannot be pasted during printing, you can reduce the Z-axis compensation value to increase the moovement of the nozzle and press the material tighter;

Before printing, you can put textured paper on the surface ofthe hot bed to increase adhesion;

Some materials with large shrinkage need to be equippeed with thermal insulation covers to create a constant temperature envirorment;

The bottom layer of printing can be increased to 3-5 layers.When printing the bottom layer, you can appropriately reduce printing speed andturn off the cooling fan.

Print model is misaligned

Synchronous wheel screw or synchronous belt loose, Clheck whether the model is misaligned front to back or left and right, if its misalligned , check whether the Y-axis belt and the synchronous wheel screws areloose. If its misaligned left and right, check whether the X-axis belt and the synchronous wheel screws, the belt can be adjusted by rotating the knob in front of the belt, and the screws can be fixed with an Allen wrench;

Nozzle overflow causes layer change to impact the modeI. Observe whether there is excess material agglomeration at the startingpoint when changing layers, if so, it may cause the nozzle to knock the model loose when printing the next layer. In order to avoid this situation, you can reduce the extrusion flow rate, or increase the retractionspeed and retraction amount in the slicing software.

Z-axis motor loses steps. First check whether the height fromboth ends of X-axis to the hot bed is consistent. Adjust the gap between the top roller of the nozzle assembly and the X-axis front panel, then run the Z-axis test file multiple times to see if there is anylag or abnormal noise during the operation. (Contact after-sales staff of the test file)

The slicing software does not set the Z-axis elevationheight, In the slicing software, we need to enable the function of raising the Z-axis when changing layers , and the lifting height must be greater than the layer height.

The surface of the printed model is rough

The material needs to be dried before printing, otherwise it will affect the printing effect.

Too much print extrusion, When printing the initial bottom layer, you need to observe whether there is excess material extruded between the filling lines, if there is , it means that the extrusion flow rate is too large, and you need to reduce extrusion flow rate on the machine;

Nozzle temperature is too high, When changing materialsfor printing, you may forget to modify the temperature parameters on tthe slicing software, Excessive temperature will cause the filament to Ibubble, thus affecting the final printing effect, The temperature can be adjusted on the machine during printing;

The cooling fan is not turn on, Check whether the fan on the side of the nozzle is rotating and whether the display shows that the faris on;

Printed model cracks.

Avoid using mixed materials, Printing can only use one kirnd of material, if different materials are used, the layers may not stick.

The floor height set is too high. The printing layer height should be set to 40% the nozzle diameter, otherwise it will affect the adhesion between layers, Bonding can provide by increasing the overlap betweenlayers.

Increase printing exterior wall circle.

Increase printing temperature, Increasing temperatuire makes the material softer and allows better for bonding between layers.

Printed model deformation.

Z-axis motor loses steps.

Z-axis belt is loose, You can loose the Z-axis synchronization wheel fixed seat and move it outward, tight the belt and then lock thee fixed seat.

Z-axis screw rod movement stuck, Regularly lubricate thescrew rods on both sides of the Z-axis to ensure smooth movement.

Printing brushing

The retraction distance is too short. Increasing retraction distfance and speed on the slicing software can reduce stringing.

Nozzle temperature is too high, When the nozzle temperatture exceeds the required temperature of the materials, the melted material wi|| fall by itself due to gravity, causing stringing. This phenomenon can be alleviated by lowering the nozzle temperature.

For more information about Piocreat 3D printer, welcome to explore our official website www.piocreat3d.com.

3D Printer for Dental Laboratory: Working Principle, Types, Applications

piocreat3d on August 3, 2024

The advent of 3D printing has revolutionized various industries, and dentistry is no exception. In dental laboratories, 3D printers have become indispensable tools for producing highly accurate and customized dental appliances. This blog will explore how dental 3D printers work, their scope in dentistry, the types of 3D printing used, the materials involved, the benefits of 3D printing for dentists, and how to choose the right dental 3D printer for your practice.

How Do Dental 3D Printers Work?

Dental 3D printers operate by transforming digital designs into physical models, prosthetics, or surgical guides. The process begins with a digital scan of the patient’s mouth, typically obtained using an intraoral scanner. This scan produces a detailed 3D model of the teeth and surrounding structures, which is then used to design the desired dental appliance or model.

Once the design is finalized using specialized software, the data is sent to the 3D printer. The printer constructs the object layer by layer, using materials such as light-cured resin. The process involves curing each layer of material with a light source, typically a laser or LED, which solidifies the resin. This additive manufacturing process ensures that each layer is precisely placed, resulting in a highly accurate and detailed final product.

The technology allows for the creation of complex geometries that would be difficult or impossible to achieve with traditional manufacturing methods. This capability is particularly valuable in dentistry, where precision and customization are paramount.

What is the Scope of 3D Printing in Dentistry?

The scope of 3D printing in dentistry is vast, with applications ranging from simple models to complex surgical guides. Here are some of the key areas where 3D printing is making a significant impact:

Implants

3D printing plays a crucial role in the fabrication of dental implants. By creating precise models of a patient’s jawbone, dentists can design implants that fit perfectly. This precision reduces the risk of complications and ensures better integration with the patient’s anatomy.

Crowns and Bridges

Crowns and bridges are among the most common dental restorations. 3D printing allows for the rapid production of these restorations with exceptional accuracy, ensuring a perfect fit and natural appearance. The speed of 3D printing also reduces the turnaround time for patients, allowing for quicker restorations.

Surgical Guides

Surgical guides are essential for ensuring the accurate placement of dental implants. 3D printing enables the production of custom guides that match the patient’s anatomy precisely. These guides improve the accuracy of surgical procedures, leading to better outcomes and faster recovery times for patients.

Anatomical Replicas and Models

Dental 3D printing is widely used to create anatomical replicas and models for diagnostic purposes, treatment planning, and patient education. These models help dentists and patients visualize the treatment process, leading to better communication and understanding.

Aligners and Retainers

Clear aligners and retainers are becoming increasingly popular for orthodontic treatment. 3D printing allows for the production of custom aligners that are tailored to each patient’s unique dental structure. This customization ensures more effective treatment and a more comfortable fit.

Casting Models

In restorative dentistry, casting models are used to create molds for dental appliances such as crowns, bridges, and dentures. 3D printing produces highly accurate casting models, ensuring that the final appliances fit perfectly and function properly.

Dentures

3D printing is also used in the production of dentures. The technology allows for the creation of custom denture bases and teeth that match the patient’s anatomy. This results in more comfortable and aesthetically pleasing dentures.

What Type of 3D Printing is Used in Dental Laboratories?

Several types of 3D printing technologies are used in dental laboratories, each with its advantages and applications:

Traditional (Laser-Based) Stereolithography (SLA)

SLA is one of the oldest and most widely used 3D printing technologies in dental laboratories. It uses a laser to cure liquid resin into solid plastic, layer by layer. SLA is known for its high resolution and accuracy, making it ideal for producing detailed dental models and appliances.

Digital Light Processing (DLP)

DLP is similar to SLA but uses a digital projector screen to flash a single image of each layer across the entire platform, curing the resin all at once. DLP is faster than SLA and can produce highly detailed parts. This speed makes DLP a popular choice for high-volume production in dental laboratories.

Masked Stereolithography (mSLA)

mSLA is a variation of SLA that uses an LCD screen to mask the light source, curing resin in a similar manner to DLP. mSLA offers a balance between speed and resolution, making it suitable for producing dental appliances with fine details and smooth surfaces. It is particularly favored for its efficiency and cost-effectiveness in dental applications.

What Material is Used in Dental 3D Printing?

The most commonly used material in dental 3D printing is light-cured resin. This resin is specially formulated to meet the needs of dental applications, offering properties such as biocompatibility, high strength, and durability. The resin is cured using light sources like lasers or LEDs, resulting in a solid and stable material that can be used for various dental devices.

Light-cured resins come in different formulations, each designed for specific dental applications. For example, some resins are optimized for creating surgical guides, while others are formulated for producing dentures or crowns. The versatility of light-cured resin makes it an ideal material for a wide range of dental 3D printing applications.

What Are the Benefits of 3D Printing for Dentists?

The adoption of 3D printing in dental laboratories offers numerous benefits for dentists, including:

Improved Patient Care and Outcomes

3D printing allows for the creation of highly accurate and customized dental appliances, leading to better fitting devices and improved patient outcomes. The precision of 3D printing ensures that dental restorations are more comfortable and functional, enhancing overall patient satisfaction.

Improved Efficiency and Productivity

3D printing streamlines the production process in dental laboratories, reducing the time required to produce dental appliances. This efficiency allows dental practices to serve more patients in less time, improving productivity and profitability.

Better Training for Dentists and Dental Hygienists

3D printed anatomical models provide valuable training tools for dental professionals. These models allow dentists and dental hygienists to practice procedures and improve their skills in a controlled environment, leading to better clinical performance.

Improved Collaboration with Dentists and Suppliers

3D printing enables better collaboration between dental laboratories, dentists, and suppliers. Digital designs can be easily shared and modified, ensuring that all stakeholders are aligned on the final product. This collaboration leads to more efficient workflows and higher-quality outcomes.

How to Choose Dental 3D Printers

Selecting the right dental 3D printer is crucial for ensuring the success of your dental laboratory. Here are some key factors to consider:

Speed and Throughput

The speed of the 3D printer is an important consideration, especially if your laboratory handles a high volume of cases. Faster printers can produce more appliances in less time, improving efficiency and allowing you to meet tight deadlines.

Accuracy and Precision

The accuracy and precision of the printer are critical for producing dental appliances that fit perfectly. Look for printers that offer high resolution and minimal deviation from the digital design.

Ease of Use and Maintenance

A user-friendly 3D printer with straightforward maintenance requirements will save you time and reduce the likelihood of errors. Consider printers with intuitive interfaces and automated features that simplify the printing process.

Cost and Return on Investment

The cost of the printer and the associated materials should be weighed against the potential return on investment. While higher-end printers may have a steeper upfront cost, they often offer better performance and durability, leading to long-term savings.

Materials and Applications

Ensure that the 3D printer you choose is compatible with the materials you plan to use. Some printers are designed for specific types of resin or applications, so it’s important to select a printer that aligns with your needs.

Conclusion

3D printing technology is revolutionizing dental laboratories by offering precise, efficient, and customizable solutions for producing dental appliances. From implants and crowns to surgical guides and dentures, 3D printing plays a crucial role in modern dentistry. By understanding the working principles, types of 3D printing technologies, materials used, and the benefits they offer, dental professionals can make informed decisions when choosing the right 3D printer for their laboratory. The future of dentistry is digital, and 3D printing is at the forefront of this transformation.

PioCreat Wraps Up a Successful RAPID + TCT 2024!

piocreat3d on June 28, 2024

From June 25th to 27th, 2024, Piocreat proudly showcased its latest innovations at RAPID + TCT 2024, held at the Los Angeles Convention Center. Our booth 2909, was a hub of excitement and innovation, drawing in professionals and enthusiasts from across the globe. Here’s a recap of the highlights from our participation in North America’s premier additive manufacturing event.

Piocreat is a new star in the 3D printing industry, focusing on the research, development, production, and sales of advanced 3D printers for dentistry and large-size additive manufacturing. Our commitment to innovation and excellence was on full display at RAPID + TCT 2024.

Highlights from Our Booth 2909

Our booth featured cutting-edge 3D printing solutions designed to meet the diverse needs of our clients, particularly in the dental and industrial sectors. Here are the standout products we showcased:

Dental 3D Printing Solution

DJ89 PLUS Resin 3D Printer

Integral Light Source: Delivers 90% light uniformity for consistent results.
High Resolution: 8K 10.3″ LCD with a 29μm pixel size for precise prints.
Advanced Features: Heating chamber, automatic feeding, and a stable Z-axis ensure precision and cost-effective production.
Efficient Production: Designed specifically for dental applications, offering high-quality output and reliability.

UV02 High-Speed UV Curing Machine

Perfect Curing: Controlled light for curing professional dental resins in just 1-5 minutes.
Specialized Design: Tailored for the dental industry, ensuring optimal results and efficiency.

Pellet 3D Printing Solution

G12 Pellet 3D Printer

Large Build Size: 1200x1000x1000mm capacity for extensive projects.
High-Performance Components: 450°C nozzle, 120°C rapid hot bed heating, high flow screw extrusion, and a powerful servo motor.
Cost-Effective: Utilizes low-cost pellet feedstocks, reducing material costs by over 60%.

G5Ultra Pellet 3D Printer

Compact and Versatile: Desktop model with a 500 x 500 x 400mm build size.
Advanced Capabilities: 400°C nozzle, 120°C rapid hot bed heating, and high-speed printing for diverse materials.
Economic Efficiency: Uses low-cost pellet feedstocks, significantly lowering material costs.

Looking Ahead

As we wrap up our presence at RAPID + TCT 2024, we are more excited than ever about the future. Piocreat remains dedicated to pioneering advancements in 3D printing technology, continually striving to meet the evolving needs of our customers and the industry.

Thank you to everyone who visited us at booth 2909. We look forward to continuing our journey of innovation and excellence together!

For more information and updates, visit www.piocreat3d.com.

Biocompatible Dental Resin for Advanced 3D Printing

piocreat3d on June 23, 2024

In the rapidly evolving field of dental technology, the use of dental resin for 3D printing is transforming how dental professionals create models, devices, and prosthetics. Biocompatible dental resins, specifically designed for use in dental applications, have become essential for producing high-quality, durable, and safe dental products. In this blog, we will explore the materials used in dental 3D printing, the best resins available, the advantages of using dental resin for 3D printing, and the leading manufacturers in the field.

What Material is Used in Dental 3D Printing?

Dental 3D printing relies on specialized materials that are tailored to meet the stringent requirements of dental applications. One of the most common materials used is biocompatible dental resin. This resin is formulated to ensure that it is safe for use in the human body, making it ideal for producing dental appliances such as crowns, bridges, dentures, and surgical guides.

Biocompatible dental resins are designed to exhibit properties that mimic those of natural teeth and gums. They offer high mechanical strength, wear resistance, and minimal shrinkage, which are critical for ensuring the accuracy and durability of dental restorations. These resins also need to meet specific regulatory standards, such as ISO 10993 for biocompatibility, to be used in clinical settings.

What is the Best 3D Resin for Dental Models?

When it comes to selecting the best dental resin for 3D printing, several factors must be considered, including print accuracy, biocompatibility, and ease of use. Some of the top dental resins available on the market include:

Ortho Model Resin

This resin is specifically formulated for creating highly accurate dental models. It offers excellent print accuracy, heat resistance, and a smooth finish, making it ideal for orthodontic applications. The resin is also known for its durability, which ensures that the models can withstand repeated use without losing precision.

Restoration Resin

This type of resin is used for creating dental restorations such as crowns and bridges. It is designed to provide the necessary strength and aesthetics to match the appearance of natural teeth. Restoration Resin is also engineered to minimize shrinkage, which is crucial for ensuring a perfect fit.

Surgical Guide Resin

As the name suggests, this resin is used to create surgical guides for dental implant procedures. It is biocompatible and offers high dimensional stability, ensuring that the guides are accurate and reliable during surgery.

Denture Base Resin

This resin is used for creating the base of dentures. It offers the right balance of strength and flexibility to ensure that the dentures are comfortable to wear and durable enough to withstand daily use.

Advantages of Dental Resin 3D Printing

High Precision

Dental resins allow for the creation of highly accurate and detailed models, which are essential for producing well-fitting dental appliances.

Biocompatibility

These resins are designed to be safe for use in the human body, reducing the risk of adverse reactions and ensuring patient safety.

Efficiency

3D printing with dental resin significantly reduces production times compared to traditional methods. This allows dental professionals to create custom appliances quickly and efficiently.

Customization

Dental resin 3D printing enables the production of highly customized dental appliances tailored to each patient’s unique anatomy. This results in better-fitting and more comfortable dental devices.

Cost-Effectiveness

While the initial investment in 3D printing technology may be high, the long-term cost savings are significant. The ability to produce custom appliances in-house reduces the need for outsourcing, which can be costly and time-consuming.

Applications of Dental Resin 3D Printing

Dental resin 3D printing is used in various dental applications, each requiring specific properties from the resin used:

Removables

Removable dental appliances, such as dentures and retainers, benefit greatly from 3D printing. Dental resins used in these applications provide the necessary strength and flexibility to ensure that the appliances are durable yet comfortable to wear.

Implantology

In implantology, 3D printed surgical guides and implant models are essential for planning and executing dental implant procedures. The precision offered by dental resins ensures that implants are placed accurately, reducing the risk of complications and improving patient outcomes.

Orthodontics

Orthodontic applications, such as the creation of clear aligners and braces, rely heavily on 3D printing with dental resin. These resins allow for the production of highly accurate dental models that serve as the basis for designing and fabricating custom orthodontic appliances.

Dental Clinical Indications

The use of dental resin 3D printing extends to a wide range of clinical indications, including:

Dental Crowns and Bridges

Dental crowns and bridges require materials that are strong, durable, and aesthetically pleasing. Dental resin 3D printing allows for the creation of custom crowns and bridges that match the patient’s natural teeth in both appearance and function.