Mechanical bonding
To improve the bed adhesion and reduce warping of the first layer, several measures are available. For example, using a brim or raft that...
top of page
Minimum cooling time
In a previous post the importance of controlling layer temperature is explained. In the latest prints poor results due to insufficient...
26 views0 comments
The impact of layer height
The layer height is an important design parameter that impacts the printing time, cost, visual appearance and physical properties of a...
28 views0 comments
Build plate adhesion
Since PP is known for its stubbornness to attach to other materials than itself, we were expecting some struggles with build plate...
9 views0 comments
Controlling layer temperature
When 3D printing thermoplastic materials the controlling of layer temperature is of great importance to create quality prints. By...
13 views0 comments
PP testing
Here are the results of the first tests with new recycled PP material from Eco-Oh! We are glad to have found we made the right decision...
41 views0 comments
Overhang
Here are the test result of the overhang testing. With a layer height of 4 mm and overhang steps of 2 mm we managed to get good results...
6 views0 comments
The recycling problem
The Dutch national media service NOS published an article on the plastic recycling problem. Especially this infographic provides a good...
20 views0 comments
Nozzle isolation
By adding simple isolation around the nozzle we managed to increase the nozzle temperature from 60 up to 170 degree. Definitely one of...
24 views0 comments
Household waste PE/PP
After many months of developing and testing to master the PE/PP material from household waste, our gathered data indicate that we will...
29 views0 comments
Nozzle tips
Since the extruders end had an unusual external thread size for attaching nozzles, we decided to remove the end and replace it with a...
25 views0 comments
Extruder Splitting Zones
Earlier we announced a large upgrade of the extruder. One major challenge was to increase the amount of heating zones from 2 to 4....
14 views0 comments
Extruder screw geometries
We found this interesting research on the relation of extruder screw geometries, melt viscosity and thermal efficiency. Highlights: •...
20 views0 comments
Longer nozzle
Next lesson learned. An elongated nozzle is better for print quality. We are doing research into this area and have found a lot of...
5 views0 comments
Open it up!
Taking her apart. We have it on good authority that there are several things that need doing. Prio's are extra temperature sensors and...
6 views0 comments
Drying
Many types of plastics intent to absorb moisture from the air. Even the types of plastics that are consider non-hygroscopic attract water...
9 views0 comments
Cleaning purge
Since the extruder is an oldy, it was about time to give it a good clean. For maintenance of the barrel we used cleaning purge. Purging...
9 views0 comments
Layer Bonding & Printing Height
Since the optimal layer height was found at 6.5 mm with a 5 mm nozzle, the layer bonding and printing height are up for the test....
15 views0 comments
Layer Height
The optimal layer height will differ based on the output of a used nozzle. As starting point 80% of the nozzle size is valid in desktop...
7 views0 comments
Nozzle Package
With the installment of couplers and nozzles the quality of the output greatly improved. Since recycled plastics from household waste are...
28 views0 comments
bottom of page