Content Menu
● Introduction to MK7 and MK8 Extruders
>> MK7 vs. MK8 Extruders
● Benefits of Using Aluminum Blocks
● Installation and Setup
● Troubleshooting Common Issues
● Upgrading to All-Metal Extruders
● Conclusion
● FAQ
>> 1. What are the primary benefits of using an aluminum block in an MK8 extruder?
>> 2. How do I install an aluminum block on my MK8 extruder?
>> 3. What causes filament grinding in an MK8 extruder with an aluminum block?
>> 4. Can I use an aluminum block with other types of extruders besides MK7 and MK8?
>> 5. How does an all-metal extruder improve printing performance compared to mixed-material extruders?
● Citations:
Choosing the right components for your 3D printer can significantly impact its performance and longevity. Among these components, the extruder plays a crucial role in delivering consistent and high-quality prints. The MK7 and MK8 extruders, commonly used in i3 printers, have gained popularity due to their simplicity and effectiveness. One key upgrade for these extruders is using an aluminum block instead of the standard plastic or metal components. In this article, we will explore the benefits of using an aluminum block for your MK7 or MK8 i3 extruder and provide insights into how it enhances your printing experience.
Introduction to MK7 and MK8 Extruders
The MK7 and MK8 extruders are derived from Makerbot designs and are widely used in DIY and commercial 3D printers. They are known for their straightforward design, which involves a hobbed gear that directly drives the filament into the hotend. This simplicity makes them easy to assemble and maintain.
MK7 vs. MK8 Extruders
- MK7 Extruders: These are older models that were initially used in early 3D printers. They have a more basic design and are less common in modern setups.
- MK8 Extruders: These are more advanced and widely used today. They offer better performance and are compatible with a variety of 3D printer models, including the popular i3 series.
Benefits of Using Aluminum Blocks
Aluminum blocks offer several advantages over traditional materials used in extruders:
1. Durability and Corrosion Resistance: Aluminum is highly resistant to corrosion, which extends the lifespan of the extruder. It can withstand the rigors of frequent use and environmental conditions without degrading.
2. Heat Dissipation: Aluminum is an excellent heat conductor. This property helps in dissipating heat away from the extruder, reducing the risk of overheating and improving overall printing stability.
3. Lightweight yet Strong: Aluminum is lightweight, which reduces the overall weight of the printer, but it is also strong enough to maintain structural integrity under operational stress.
4. Easy to Assemble and Maintain: Aluminum blocks are often designed with simplicity in mind, making them easy to assemble and disassemble for maintenance.
5. Aesthetics: Aluminum components can add a sleek, professional look to your printer.
Installation and Setup
Installing an aluminum block on your MK7 or MK8 i3 extruder is relatively straightforward. Here's a basic guide:
1. Prepare the Components: Ensure you have all necessary parts, including the aluminum block, screws, and any additional hardware like gears or bearings.
2. Mount the Block: Attach the aluminum block to the extruder frame using the provided screws. Make sure it is securely fastened.
3. Install the Gears and Bearings: Mount the hobbed gear and any bearings according to the manufacturer's instructions.
4. Adjust Tension: Adjust the tension on the idler to ensure proper filament grip without over-tightening.
Troubleshooting Common Issues
While aluminum blocks enhance performance, some common issues may arise:
- Filament Grinding: This can occur if the tension is too high or if the hobbed gear is worn out. Adjust the tension or replace the gear as needed.
- Overheating: Ensure proper heat dissipation by maintaining airflow around the extruder.
- Clogging: Regularly clean the extruder and hotend to prevent clogs.
Upgrading to All-Metal Extruders
Upgrading to an all-metal extruder, like the MK8 aluminum block, offers several benefits over plastic or mixed-material extruders:
- Improved Durability: Metal components are more resistant to wear and tear.
- Better Heat Management: Metal helps in dissipating heat more efficiently.
- Enhanced Performance: Provides consistent filament flow and pressure.
Conclusion
Using an aluminum block for your MK7 or MK8 i3 extruder is a worthwhile upgrade that enhances durability, performance, and aesthetics. With its excellent heat dissipation and corrosion resistance, aluminum blocks ensure consistent and reliable printing experiences. Whether you're a DIY enthusiast or a professional, this upgrade can significantly improve your 3D printing outcomes.
FAQ
1. What are the primary benefits of using an aluminum block in an MK8 extruder?
The primary benefits include improved durability, enhanced heat dissipation, and better corrosion resistance, which extend the lifespan of the extruder and improve printing performance.
2. How do I install an aluminum block on my MK8 extruder?
Installation involves mounting the block to the extruder frame, installing gears and bearings, and adjusting tension on the idler. Refer to the manufacturer's instructions for specific details.
3. What causes filament grinding in an MK8 extruder with an aluminum block?
Filament grinding can occur due to over-tightened tension or a worn-out hobbed gear. Adjust the tension or replace the gear as necessary.
4. Can I use an aluminum block with other types of extruders besides MK7 and MK8?
While aluminum blocks are specifically designed for MK7 and MK8 extruders, similar blocks may be compatible with other models. Always check compatibility before purchasing.
5. How does an all-metal extruder improve printing performance compared to mixed-material extruders?
An all-metal extruder provides better heat management, increased durability, and more consistent filament flow, leading to improved print quality and reliability.
Citations:
[1] https://www.motorobit.com/mk8-aluminum-175mm-extruder-block-set-right
[2] https://www.indiamart.com/proddetail/right-side-mk8-extruder-block-high-quality-aluminum-mk8-extruder-block-3d-printer-extruder-block-durable-right-side-mk8-extruder-block-for-diy-upgrades-and-professional-use-rs3980-2855234745455.html
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[5] https://www.reddit.com/r/ender5plus/comments/n02dbn/reason_to_upgrade_to_an_all_metal_mk8_extruder/
[6] https://forum.v1e.com/t/problem-with-mk8-extruder/6793
[7] https://www.hubs.com/talk/t/mk8-extruder-troubleshooting/21036/
[8] https://reprap.org/forum/read.php?4%2C502553
[9] https://www.youtube.com/watch?v=k4zALRcICmk
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[11] https://azurefilm.com/product/aluminum-heat-block-mk7-mk8/
[12] https://www.daraz.com.bd/products/aluminum-heater-block-makerbot-mk7-mk8-print-head-hot-end-heating-block-202010mm-for-3d-printer-extruder-i325594677.html
[13] https://www.aliexpress.com/item/32890732155.html
[14] https://www.flyrobo.in/mk7-mk8-heated-aluminum-block
[15] https://udvabony.com/product/32-in-1-screwdrivers-set/
[16] https://www.alibaba.com/showroom/3d-printer-mk8-single-extruder-print-head.html
[17] https://www.ubuy.co.in/product/1NJKIKEM-saiper-aluminum-heater-block-specialized-for-mk7-mk8-makerbot-reprap-3d-printer-extruder-kit-pack-of
[18] https://www.kilimall.co.ke/listing/985173
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[20] https://fuyouda.en.made-in-china.com/product/SZIfeWYdrAtO/China-Factory-Hot-Selling-Right-Hand-Short-Right-Hand-Left-Hand-Mk8-Extruder-Aluminum-Block-Makerbot-Dedicated-Single-Nozzle-Extrusion-Head.html
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[22] https://imprimante-3d-service.com/gb/153-aluminium-heater-for-mk7-mk8-mk9-extruder.html
[23] https://www.daraz.com.bd/products/aluminum-heater-block-all-metal-202010mm-for-makerbot-mk7-mk8-extruder-reprap-i3-diy-3d-printer-print-head-hot-end-heating-i329526720-s1606850610.html
[24] https://mrchobbies.in/product/mk7-mk8-extruder-hotend-kits-with-heated-block-m630mm-throat-1-75-0-4mm-nozzle-12v40w-cartridge-heater-3d-printer-part/
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[26] https://shopee.com.my/DIY-MK7-MK8-i3-Extruder-Aluminum-Block-Kit-for-3D-Printer-i.9026134.1891047005
[27] https://www.alibaba.com/showroom/mk8-extruder-kit.html
[28] https://it.pinterest.com/pin/diy-mk7-mk8-i3-extruder-aluminum-block-kit-for-3d-printer--910571618555473414/
[29] https://www.alibaba.com/product-detail/Aluminum-Heater-Block-Specialized-for-MK7-11000001988099.html
[30] https://www.daraz.com.bd/products/aluminum-heater-block-all-metal-202010mm-for-mk7-mk8-extruder-reprap-i3-diy-3d-printer-hot-end-for-3d-printing-i329682802.html
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[32] https://www.thingiverse.com/groups/geeetech-prusa-i3-owner/forums/general/topic:33012
[33] https://www.aliexpress.com/item/1005006678322126.html
[34] https://www.reddit.com/r/ender3v2/comments/o90cgl/design_flaw_in_mk8_aluminum_metal_extruder/
[35] https://hobbycomponents.com/hardware/935-v5-mk7-mk8-compatible-3d-printer-heat-block
[36] https://www.aliexpress.com/i/32822685799.html
