https://www.avient.com/sites/default/files/2023-08/SEM Solutions for E-Batteries Infographic_v2.pdf
BATTERY JUNCTION BOX
Stat-Tech™ Static Dissipative & Electrically
Conductive Formulations
Surround™ EMI/RFI Shielding Formulations
• Integrated EMI/RFI shielding
• Easier to process vs metals
MODULE CONNECTOR
Therma-Tech™ Thermally Conductive Formulations
• Good stiffness and mechanical strength
EV CONNECTOR
Edgetek™ PKE Polyketone Formulations
• Excellent chemical resistance
• Low moisture uptake
• Non-halogenated flame retardant performance
• Colorable (RAL Orange)
• Reduced carbon footprint vs PA6 and PA66
COOLING SYSTEM
Therma-Tech™ Thermally
• Tensile strength
• Chemical resistance
BATTERY FRAME
Maxxam™ FR Flame Retardant Polyolefin Formulations
Edgetek™ Engineered Polymer Formulations
Polystrand™ Continuous Glass Fiber Reinforced Thermoplastics
• Non-halogenated flame retardant
HOUSING TRAY
OnForce™ Long Glass Fiber Reinforced
Polypropylene Composites
Stat-Tech™ Static Dissipative & Electrically
Conductive Formulations
Polystrand™ Continuous Glass Fiber
Reinforced Thermoplastics
• Design integration & freedom
• Structural performance
• EMI shielding
BATTERY MANAGEMENT CONTROLLER
Stat-Tech™ Static Dissipative & Electrically Conductive Formulations
Surround™ EMI/RFI Shielding Formulations
• Integrated EMI/RFI shielding
• Easier to process vs metals
BATTERY HOUSING/COVER
OnForce™ Long Glass Fiber Reinforced Polypropylene Composites
Complēt™ Long Fiber Reinforced Structural Thermoplastics
• Metal replacement
• Lightweighting
• Structural performance
• Design integration & freedom
Polystrand™ Continuous Glass Fiber
• Localized biaxial reinforcement
• Impact performance
• Overmolding compatibility
• Integrated assembly point stiffening
ENGINEERED MATERIALS FOR EV BATTERIES
CELL MODULE
Therma-Tech™ Thermally
Conductive Formulations
• Good stiffness and
mechanical strength
UNDERBODY PROTECTION
Polystrand™ Continuous Glass Fiber
• Superior impact performance
• Significantly lighter than steel
• Simplified integration with housing
• Corrosion resistance
https://www.avient.com/knowledge-base/case-study/material-cuts-delays-contact-lens-container-production
Home //
Material Cuts Delays in Contact Lens Container Production
A leading North American medical contact manufacturer faced a challenge when molding the gasket for a contact lens container.
The two-gram gasket is a critical component for keeping contact lens solution from leaking out of the container.
https://www.avient.com/knowledge-base/case-study/material-cuts-delays-contact-lens-container-production?rtype[]=1124
Home //
Material Cuts Delays in Contact Lens Container Production
A leading North American medical contact manufacturer faced a challenge when molding the gasket for a contact lens container.
The two-gram gasket is a critical component for keeping contact lens solution from leaking out of the container.
https://www.avient.com/knowledge-base/case-study/material-cuts-delays-contact-lens-container-production?ind[]=6598
Home //
Material Cuts Delays in Contact Lens Container Production
A leading North American medical contact manufacturer faced a challenge when molding the gasket for a contact lens container.
The two-gram gasket is a critical component for keeping contact lens solution from leaking out of the container.
https://www.avient.com/knowledge-base/case-study/strength-low-weight-and-greater-flexibility
Mounted under the driver and front passenger seats, the part functioned as the attachment point for power seat positioning, heating and electronics.
PA-6 resin with 30 percent glass fiber reinforcement.
If you'd like to learn more about finding custom engineered thermoplastic solutions, contact an expert at Avient today!
https://www.avient.com/knowledge-base/article/injection-molding-mold-design
In a balanced runner system, the melt flows into each cavity at equal times and pressure.
A good starting point for the gate width should be 1.0 - 1.5 times the gate depth.
If possible, utilize a system or component supplier with experience in styrenic TPEs.
https://www.avient.com/knowledge-base/article/consider-adding-soft-touch-grips-competitive-edge
A product that looks better, feels more comfortable and improves overall functionality can attract buyers and often justify a higher price point.
As consumers, we all want tools to help us improve our productivity, increase our enjoyment and ease our pain points.
https://www.avient.com/sites/default/files/2023-04/Avient_supplierFAQ.pdf
Please contact coupaenablement@avient.com.
Alternatively, you can contact your sourcing contact for support.
I am having technical errors with the Coupa Supplier Portal, who can I contact?
https://www.avient.com/sites/default/files/2020-09/lubrione-processing-guide.pdf
BASE
RESIN PPA PC PSU PES PPS
CO-
POLYMER
ACETAL
PEEK PA
Barrel Temperatures* °F (°C)
Rear Zone 550–580
(288–305)
520–560
(271–293)
600–640
(316–338)
630–660
(332–338)
550–580
(288–304)
350–370
(177–188)
660–700
(349–371)
440–490
(227–254)
Center Zone 560–600
(293–316)
530–570
(277–299)
620–670
(327–354)
650–680
(343–360)
560–615
(293–324)
380–390
(193–200)
700–730
(371–388)
470–510
(243–266)
Front Zone 580–620
(304–327)
550–580
(288–305)
630–680
(332–360)
670–730
(354–388)
590–630
(310–332)
390–430
(200–221)
720–750
(382–400)
490–540
(254–282)
Nozzle 575–615
(302–324)
550–600
(288–316)
630–680
(332–360)
680–700
(360–371)
600–625
(316–330)
380–415
(193–213)
720–750
(382–400)
520–570
(271–300)
Melt
Temperature
575–615
(302–324)
560–600
(293–316)
625–675
(330–358)
650–710
(343–377)
600–625
(316–330)
370–410
(188–210)
670–740
(354–393)
520–570
(271–300)
Mold
Temperature
250–300
(121–150)
175–240
(80–116)
190–300
(88–150)
225–325
(107–164)
250–325
(121–164)
150–225
(66–107)
290–375
(143–190)
150–200
(66–93)
Pack & Hold
Pressure
50%–75%
of Injection Pressure
Injection
Velocity
in/s
1.0–3.0
Back Pressure
psi 50
Screw Speed
rpm 50–90
Drying
Parameters
°F (°C)
6 hrs @ 175
(80)
4 hrs @ 250
(121)
4 hrs @ 275
(135)
4 hrs @ 300
(150)
4 hrs @ 250
(121)
2 hrs @ 200
(93)
3 hrs @ 300
(150)
4 hrs @ 180
(82)
Allowable
Moisture
%
< 0.05 < 0.02 < 0.02 < 0.04 < 0.02 0.15–0.20 < 0.02 0.10–0.20
Cushion
in 0.125–0.250
Screw
Compression
Ratio
2.5:1–3.5:1 2.0:1–2.5:1 2.5:1–3.5:1 2.5:1–3.5:1 2.5:1–3.5:1 2.5:1–3.5:1 2.5:1–3.5:1 2.5:1–3.5:1
Nozzle
Type
General
General
General
General
General
General
General
Reverse
Taper
Clamp
Pressure 5–6 Tons/in2 of projected area of cavities and runner system
* Barrel temperatures should be elevated for compounds designed for electrical insulative properties.
PROBLEM CAUSE SOLUTION
Incomplete Fill Melt and/or mold
temperature too cold
Shot Size
• Increase nozzle and barrel temperatures
• Increase mold temperature
• Increase injection speed
• Increase pack and hold pressure
• Increase nozzle tip diameter
• Check thermocouples and heater bands
• Enlarge or widen vents and increase number of vents
• Check that vents are unplugged
• Check that gates are unplugged
• Enlarge gates and/or runners
• Perform short shots to determine fill pattern and verify
proper vent location
• Increase wall thickness to move gas trap to parting line
• Increase cushion
Brittleness Melt temperature too low
Degraded/Overheated material
Gate location and/or size
• Increase melt temperature
• Increase injection speed
• Measure melt temperature with pyrometer
• Decrease melt temperature
• Decrease back pressure
• Use smaller barrel/excessive residence time
• Relocate gate to nonstress area
• Increase gate size to allow higher flow speed and
lower molded-in stress
Fibers on Surface
(Splay)
Melt temperature too low
Insufficient packing
• Increase melt temperature
• Increase mold temperature
• Increase injection speed
• Increase pack and hold pressure, and time
Sink Marks Part geometry too thick
Melt temperature too hot
Insufficient material volume
• Reduce wall thickness
• Reduce rib thickness
• Decrease nozzle and barrel temperatures
• Increase shot size
• Increase injection rate
• Increase packing pressure
Flash Injection pressure too high
Excess material volume
Melt and/or mold
temperature too hot
• Decrease injection pressure
• Increase clamp pressure
• Decrease injection speed
• Increase transfer position
• Decrease pack pressure
• Decrease shot size
• Decrease injection speed
• Decrease nozzle and barrel temperatures
• Decrease mold temperature
• Decrease screw speed
TROUBLESHOOTING RECOMMENDATIONS
PROBLEM CAUSE SOLUTION
Excessive Shrink Too much orientation • Increase packing time and pressure
• Increase hold pressure
• Decrease melt temperature
• Decrease mold temperature
• Decrease injection speed
• Decrease screw rpm
• Increase venting
• Increase cooling time
Not Enough Shrink Too little orientation • Decrease packing pressure and time
• Decrease hold pressure
• Increase melt temperature
• Increase mold temperature
• Increase injection speed
• Increase screw rpm
• Decrease cooling time
Burning Melt and/or mold
temperature too hot
Mold design
Moisture
• Decrease nozzle and barrel temperatures
• Decrease mold temperature
• Clean, widen and increase number of vents
• Increase gate size or number of gates
• Verify material is dried at proper conditions
Nozzle Drool Nozzle temperature too hot • Decrease nozzle temperature
• Decrease back pressure
• Increase screw decompression
• Verify material has been dried at proper conditions
Weld Lines Melt front temperatures
too low
• Increase pack and hold pressure
• Increase melt temperature
• Increase vent width and locations
• Increase injection speed
• Decrease injection speed
• Increase gate size
• Perform short shots to determine fill pattern and verify
proper vent location
• Add vents and/or false ejector pin
• Move gate location
Warp Excessive orientation
• Increase cooling time
• Increase melt temperature
• Decrease injection pressure and injection speed
• Increase number of gates
Sticking in Mold Cavities are overpacked
Part is too hot
• Decrease injection speed and pressure
• Decrease pack and hold pressure
• Decrease nozzle and barrel temperatures
• Decrease mold temperature
• Increase cooling time
• Increase draft angle
• Decrease nozzle and barrel temperatures
• Decrease mold temperature
TROUBLESHOOTING RECOMMENDATIONS
Note: These are general processing conditions.
Please contact Avient for processing conditions specific to your formulations.
1.844.4AVIENT
www.avient.com
Copyright © 2020, Avient Corporation.
https://www.avient.com/sites/default/files/2022-04/Sustainable Material Answers_ Recycled PET 2022_0.pdf
PET and rPET
are also popular options for manufacturers because they are cost-effective
materials compared to alternatives like glass and aluminum.
Energy Efficient
PET takes less energy to manufacture than alternative materials like glass.
Contact us today
https://www.avient.com/content/product-selection-help-form?