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Injection Molding Simulation Case Studies

Injection Molding & Moldflow Project Examples

Representative molding analysis projects for filling, packing, cooling, warpage, gate location, weld lines, air traps and tooling risk reduction.

Project Coverage

26

molding simulation examples

5

project groups

Filling

cooling, warpage and tooling risk studies

Project Library

Injection molding examples organized by process and tooling decision.

The project library prioritizes injection molding analysis while retaining selected gas-assist, blow molding and casting support examples for related process questions.

Project descriptions and images are presented at a representative level. Client names and proprietary details are omitted or generalized where required.

6 Project Examples

Filling, Packing and Pressure

Moldflow examples for filling sequence, pressure development, runner balance and flow-front temperature review.

Explore Moldflow Analysis
Moldflow filling time analysis result
Filling timeFlow balanceGate review

Filling Time Analysis

Moldflow filling time analysis to evaluate flow balance, short-shot risk, gate performance and filling sequence before tooling decisions.

Moldflow filling time animation
AnimationFill sequenceMelt front

Filling Time Animation

Animated filling simulation to visualize melt-front progression and identify potential imbalance or hesitation regions.

Moldflow injection pressure analysis
Injection pressurePackingProcess review

Injection Pressure Analysis

Injection pressure review to estimate pressure requirement, identify high-resistance areas and support process discussion.

Show all 3 remaining examples
  • Pressure at V/P SwitchoverV/P switchoverPressureProcess window
  • Runner Balance AnalysisRunner balanceMulti-cavityFlow distribution
  • Temperature at Flow FrontFlow frontTemperatureFilling risk

5 Project Examples

Weld Line, Sink Mark and Shrinkage

Case examples focused on visible quality risks and dimensional problems caused by filling, packing and cooling behavior.

Explore Moldflow Analysis
Moldflow weld line analysis result
Weld lineGate locationPart quality

Weld Line Analysis

Weld line analysis to locate flow-front meeting regions and support gate, part or process changes before tooling release.

Moldflow sink mark analysis result
Sink markCosmetic riskWall thickness

Sink Mark Analysis

Sink mark review to identify thick-section risks, cosmetic issues and areas where geometry or process changes may be needed.

Moldflow shrinkage analysis result
ShrinkageDimensional changeCooling

Shrinkage Analysis

Shrinkage analysis to evaluate material and process-driven dimensional change after molding and cooling.

Show all 2 remaining examples
  • Air Trap and Filling Risk ReviewAir trapVentingFilling risk
  • Volumetric Shrinkage at EjectionVolumetric shrinkageEjectionDimensional risk

4 Project Examples

Warpage, Deflection and Fiber Orientation

Moldflow examples for deformation prediction, fiber-driven behavior and shear-related part quality risks.

Explore Moldflow Analysis
Moldflow warpage analysis result
WarpageDeformationPart quality

Warpage Analysis

Warpage analysis to predict molded part deformation caused by material behavior, geometry, packing and cooling conditions.

Moldflow deflection result
DeflectionDimensional controlMolded part

Deflection Result Review

Deflection result review to identify deformation pattern and support design or tooling decisions for dimensional control.

Moldflow fiber orientation analysis result
Fiber orientationMaterial behaviorWarpage

Fiber Orientation Analysis

Fiber orientation analysis to understand anisotropic material behavior and its effect on shrinkage, strength and warpage.

Show all 1 remaining examples
  • Shear Rate and Shear Stress AnalysisShear rateShear stressProcess risk

6 Project Examples

Cooling and Tooling Optimization

Examples for cooling layout, conformal cooling, coolant behavior, freeze time and tooling-related thermal risk review.

Explore Moldflow Analysis
Moldflow cooling design analysis result
Cooling designToolingTemperature

Cooling Design Analysis

Cooling design analysis to review cooling line layout, part temperature control and tooling performance.

Moldflow conformal cooling design result
Conformal coolingToolingCycle time

Conformal Cooling Design

Conformal cooling review to compare cooling effectiveness and reduce cycle time or warpage risk for complex molded parts.

Moldflow coolant temperature analysis result
CoolantTemperatureCooling circuit

Coolant Temperature Analysis

Coolant temperature review to evaluate cooling circuit behavior and part temperature control during molding.

Show all 3 remaining examples
  • Time to Reach Injection TemperatureTemperatureThermal historyProcess timing
  • Time to Freeze AnalysisFreeze timeCoolingSolidification
  • Frozen Layer and Polymer Skin ReviewFrozen layerPolymer skinCooling

5 Project Examples

Secondary Molding and Casting Support

Special molding and casting examples for gas core formation, blow molding, casting flow and machine force review.

Explore Moldflow Analysis
Moldflow gas assist molding analysis result
Gas assistMoldingHollow section

Gas Assist Molding Analysis

Gas-assist molding analysis to evaluate gas penetration, material displacement and molding feasibility for hollow or thick sections.

Moldflow gas core result
Gas coreGas assistProcess review

Gas Core Result

Gas core result review to understand gas channel formation and compare process behavior for gas-assisted molded parts.

Blow molding analysis result
Blow moldingWall distributionProcess

Blow Molding Analysis

Blow molding simulation support to evaluate forming behavior, wall distribution and process feasibility.

Show all 2 remaining examples
  • Alloy Casting AnalysisCastingFillingSolidification
  • Clamp Force ReviewClamp forceMachine selectionProcess planning

How FEAmax Supports Similar Projects

From part geometry and material data to molding recommendations.

  1. 01

    Review part geometry, resin data, gate concepts, machine limits and quality targets

  2. 02

    Define molding process assumptions, mesh strategy and analysis sequence

  3. 03

    Evaluate filling, pressure, cooling, weld lines, air traps and warpage results

  4. 04

    Provide practical recommendations for part design, gate strategy, tooling and process settings

26 Representative Examples

Need support for an injection molding project?

Share part CAD, resin information, gate concepts and known molding concerns. FEAmax can recommend the Moldflow studies needed before tooling or process changes.