JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - 41

A new platform for producing Class A surface quality components

Fig. 3: Clear-coated and piano-black painted parts

Numerous options for
industrialization
The PuriCoat platform is provided with
compatible internal release agents, and
offers great freedom in terms of industrial application. The surface requirements,
existing infrastructure and targeted
build rates will determine the optimal
production concept. Two main routes
are possible:
1) One-shot process - The CFRP part
manufacturing and coating steps are
carried out in a single process step, at
constant temperature.

Fig. 4: Schematic drawing of the one-shot process

2) Two-shot process - the matrix cure
and coating processes are completely
separate, allowing an optimized process
temperature for each step. This thermal
separation has a significant impact on
surface quality and cycle time.

Fig. 5: Schematic drawing of the two-shot process

Print-through can be minimized by
reducing the cure temperature, but this
leads to longer cycle times. At typical cure
temperatures of 80-90°C, cycle times of
20-30 minutes must be anticipated.
An additional issue is the limitation in

terms of complexity. Mould opening can
only create a gap in the vertical direction.
In flanges, no or at least no consistent
layer thickness can be produced. For this
reason, this process is only efficient for
2-2.5D parts.

N°121 May - June 2018

/ jec composites magazine

Land Transportation

One-shot process
The one-shot process is the classical RIM
process. One example is the SurfaceRTM technology from KraussMaffei [2],
illustrated in Figure 4.
In this concept, the part production and
coating process are carried out in the
same mould. This way, the investment
in tooling and presses can be minimized.
Part handling is also simplified.
In the one-shot process, the coating is
applied on the hot composite surface
and initially has a very good appearance.
The main limitation of this process is the
thermal shrink after demoulding. During
cooling, the resin and carbon fibre (CF)
shrink differently and trigger the fibre
print-through. These surface defects in
the cured coating cannot be fully covered.

41



Table of Contents for the Digital Edition of JEC COMPOSITES MAGAZINE - Issue #121 - May 2018

Cover
Edito
Opinion: Lighter, faster, smarter
Contents
NEWS
In brief
JEC World 2018 Report
JEC World 2018 gathered the whole composites industry in Paris
JEC innovation Awards Winners 2018
Startup Booster - A springboard for innovative talents
Injection - lnjection moulders who have made bioplastics work
Agenda
BUSINESS
Acquisition - Huntsman acquires Nanocomp Technologies
Simulation - "We want to bring the story of composites to the end user in a different way"
Trends - Overview of the North Amaerican composites market
MANUFACTURING
Additive manufacturing - The Energica dashboard reinvinted through professional 3D printing and composite materials
Prototyping - Injection moulding: running tests earlier with 3D printing
Mass-production - Fast RTM: a techincally and economically optimised solution
Covers - Opportunities for composite profiles in the residential housing market
SOLUTIONS
Building - CompoHouse, the demonstration building made of composites
Construction - Textile concrete makes thin, large-sized curtain walls possible
In the world
TECHNOLOGY
Multi-material - High-confidence performance predictions for hybrid thermoplastic composite applications
Experimental techniques - 3D tectile-reinforced composites: from manufacturing to structural design
Index
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JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - Cover
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - 2
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - Edito
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - Opinion: Lighter, faster, smarter
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - 5
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - Contents
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - 7
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - In brief
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - 9
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - JEC innovation Awards Winners 2018
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - 11
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - 12
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - 13
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - 14
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - 15
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - 16
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - 17
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - 18
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - 19
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - Startup Booster - A springboard for innovative talents
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - Agenda
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - 22
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - 23
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - Acquisition - Huntsman acquires Nanocomp Technologies
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - 25
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - Simulation - "We want to bring the story of composites to the end user in a different way"
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - 27
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - Trends - Overview of the North Amaerican composites market
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - 29
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - Additive manufacturing - The Energica dashboard reinvinted through professional 3D printing and composite materials
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - 31
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - Prototyping - Injection moulding: running tests earlier with 3D printing
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - 33
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - Mass-production - Fast RTM: a techincally and economically optimised solution
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - 35
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - 36
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - 37
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - 38
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - 39
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - 40
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - 41
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - 42
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - 43
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - 44
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - 45
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - 46
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - 47
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - Covers - Opportunities for composite profiles in the residential housing market
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - 49
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - 50
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - 51
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - 52
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - 53
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - 54
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - 55
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - Building - CompoHouse, the demonstration building made of composites
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - 57
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - 58
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - Construction - Textile concrete makes thin, large-sized curtain walls possible
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - In the world
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - 61
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - Multi-material - High-confidence performance predictions for hybrid thermoplastic composite applications
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - 63
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - 64
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - 65
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - 66
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - Experimental techniques - 3D tectile-reinforced composites: from manufacturing to structural design
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - 68
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - 69
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - Advertisers
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - 71
JEC COMPOSITES MAGAZINE - Issue #121 - May 2018 - 72
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