moldflow analysis for plastic injection mold parts
TRANSCRIPT
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Project name Part name
Part number CAD Version Moldflow CAD Doctor 3.0
Date 2015.4.20 Moldflow REV MF 6.1
Mould / Product Company Moldflow Analyst
Moldflow Analysis Report
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Part information
Appearance Requirements No information
Structural Requirements No information
Deflection Requirements No information
Part Volume 554.6500 cm^3
Nominal Wall Thickness mm
Product Material PP
Tool Description One cavities
Injection machine Tonnage
Part Details and Tool Description
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Process setup
Simulation Material PP
Melt Temperature (oC) 240oC
Mold Temperature (oC) 40oC
Filling Control (Automatic / Fill Time / Ram Speed…) Automatic
Velocity/Pressure Transfer (% volume) 97.34%
Packing Pressure (MPa) Profiled, see picture at P44
Project Area (cm2) 1393.7500 cm^2
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Analysis results
Cycle time 31.79s
Maximum injection pressure 44MPa
Clamp tonnage during filling/packing maximum clamp force
293tonne/ 433tonne
Maximum Melt Front Temperature 230.7℃
Minimum Melt Front Temperature 111℃)
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Preprocess and mesh statistics
Specification: 网格面类型为双层网格面,网格质量满足分析要求。
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Material Data
General: Recommended Processing:
Rheology: PVT properties:
Specification: Material is pp ,simulation infromation can find in Moldflow material data sheet.
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Initial Nozzle/Gate Locations and sizes
Gate dimension 1.5MM Cold/Hot runner& dimension Hotrunner 10
Gate type : 2 cavities hot runner Valve control No
Specification: Gate location and size decide is based on mold design experience, Part modify refer to moldflow analysis and T0 samples.
D1.5
D10
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Fill time - AnimateShift+F5 watch the animation
Short shot No short shot, fill is keep balance
Specification: Blue to red stand filling order, for evaluate filling balance, red area is the finished at the end.
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Fill time - Contour
Short shot No short shot, fill is keep balance
Specification: Blue to red stand filling order, for evaluate filling balance, red area is the finished at the end.
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Bulk temperature at end of fill
Specification: Temp keep balance, no obvious temp difference.
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Pressure at V/P switchover
V/P control Filling control Volume % at V/P 97.33%
Specification: From thebmV/P pressure, pressure keep balance
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Pressure at the end of fill
Specification: Analysis by synthesis, pressure keep balance
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System Pressure(Nozzle Pressure & Packing pressure)
Max. Pressure Time 1.62s Max. Pressure 55MPa
Packing time 10s Packing pressure 44MPa
Specification: Max. pressure 55MPa
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Flow Front Temp
Flow front Temp. Difference ℃ Temp. Diff. at A surf.(230.7-111)
Recommended material Temp. 220℃ -260℃ Specification: Flow front Temp in the range of recommended material temp.
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Clamp Force
Max. clamp force 433tonne Clamp force limit tonne
Specification: injection machine tonne meet to molding requirement.
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Air Traps
Specification: The part red circle pink point it indicate prelim air trapping location, all the place should be considerate add air veting.
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Weld Lines
Specification: Color lines indicate weld lines location.
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Volumetric shrinkage at ejection
Specification: The max. shringkage is 13.18%, Min shringkage is -0.4% at ejection. if increase the gate size , extend packing time can reduce volumetric shrinkage.
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Sink Mark Depth
Specification: The part sink mark is not clear, max sink mark index 4.5%, min sink mark index -5.6%
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Deflection all effects
Measurement datumDeflection scale 1
Total deflection 5.2mm
Specification: Adopt MF baseline, above picture content for reference. actual distortion compare need stay the same with actual measurement.
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Deflection X component
Measurement datum
Deflection scale 1
Total deflection 1.37mm
Specification: Adopt MF baseline, above picture content for reference. actual distortion compare need stay the same with actual measurement.
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Deflection Y component
Measurement datum
Deflection scale 1
Total deflection 1.79mm
Specification: Adopt MF baseline, above picture content for reference. actual distortion compare need stay the same with actual measurement.
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Deflection Z component
Measurement datumDeflection scale 1
Total deflection 5.2mm
Specification: Adopt MF baseline, above picture content for reference. actual distortion compare need stay the same with actual measurement.
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Analysis result summary
Item Description Result Note
1 Inejction time 1.73S
2 Injection pressure 55MPa
3 Clamping force 433T
4 Total distort 5.2mm
5 Weld lines yes
Welcome any inquires to Forwa Precise Plastic Mould Uploda by Daisy Dong daisy(at)forwa-mould(dot)com www.forwa-mould.com