FAQ for Experts. Answers by Experts.
68
What are the criteria for choosing a dosing screw?
Screw variety – the correct choice of dosing screw is the key to precise dosingMo explains specific aspects of dosing
Choosing the correct dosing is the key to precise dosing. …
67
What is the purpose of dosing systems with flexible bins?
The flexible material bin can be changed in no time at all
Mo explains specific aspects of dosing
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66
What is the purpose of a level control in the collection bin for loss-in-weight systems?
With level control a specified fill level of the collection bin can be set. For this, the load cell (red) continuously monitors the content.
Mo explains specific aspects of dosing
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65
Why does a loss-in-weight system need seperate refilling?
On the left a material loader installed on a refilling hopper. On the right and in the middle material loaders with controlled outlet flaps for direct refilling
Mo explains specific aspects of dosing
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64
How does the resolution of a load cell influence dosing accuracy?
Modern load cells are available with different resolutions and maximum loads depending on the demands
Mo explains specific aspects of dosing
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63
How does the dosing order affect the dosing results with a gain-in-weight dosing system?
When dosing a very fine, free-flowing component it can be helpful to dose the coarser component first
Mo explains specific aspects of dosing
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62
What needs to be considered when dosing very small amounts?
When dosing very small amounts every individual granule is important
Mo explains specific aspects of dosing
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61
What needs to be considered when designing dosing systems?
Simplified time flow of a cycle with tool closing (1), injection unit moves forward (2) , injection (3), holding pressure (4), plastification (5), material intake (6), injection unit moves back (7), cooling (8) and tool opening (9)
Mo explains specific aspects of dosing
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60
How does a crystalliser work?
A look inside the agitator bin – the agitator and lateral stators can be seen clearly
Mo explains specific aspects of drying
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59
Why and when is a crystalliser needed?
A fixed bed crystalliser directs a heated air flow through an agitator bin in a defined process to achieve the necessary degree of crystallisation.
Mo explains why some plastics need to be crystallised before drying
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