
Explore how plastics form from crude oil to polymers through extraction, cracking, and polymerization, with hydrocarbons becoming monomers like ethylene, propylene, and butadiene to polymerize into resins.
Learn how plastic resins are compounded with colorants, UV stabilizers, flame retardants, and fillers like glass fiber or talc to tailor strength, appearance, and cost, and distinguish thermoplastics from thermosets.
Explore ABS and plastics, distinguishing amorphous and semi-crystalline types, and outline ABS properties and automotive interior and exterior trim applications.
Explore vinyl chloride, PVC, a dense, amorphous thermoplastic used in ducts and pipes. Understand its stiffness, heat tolerance, chemical resistance, and easy processing.
Explore polypropylene's lightweight, cost-efficient role in automotive trims, its semi-crystalline structure, stiffness, fatigue resistance, heat tolerance, and how it suits bumpers and dashboard panels.
Divide materials into three amorphous and three semicrystalline structures, provide a downloadable pdf table, and urge design engineers to print and memorize these values for interviews.
Explore shrinkage in injection molding, how molten plastics cool and contract, and why material type (crystalline vs amorphous) drives final part size and mold design decisions.
Follow seven rules for plastic parts, emphasizing uniform wall thickness to prevent warpage and sink marks, core out for weight reduction, and draft, material selection, parting line, and avoiding undercuts.
Apply draft angles to mold features to ease ejection. Keep draft angles between 0.5 and 3 degrees and maintain rib thickness at about 50 to 60 percent of wall thickness.
Explore material selection for injection molded plastics, balancing cost, functionality, assembly, temperature resistance, strength, and regulations. Review common thermoplastics like ABS, PVC, PE, PP, and PA and their applications.
Place the parting line on the top to split core and cavity, minimize undercuts, keep it smooth, filleted, and discreet to prevent flash and ease ejection.
Follow a structured design flow for manufacturable plastic parts, from defining requirements to material selection and packaging data. Plan fixations, tooling direction, rib geometry, and draft angles for reliable molding.
Explore the Catia v5 sketcher interface—menu bar, compass, specification tree, and toolbars—learn to restore hidden toolbars, and perform a sketch with fit in all, pan, rotate, and zoom.
Create a simple CATIA V5 sketch in the sketcher workbench with points, lines, and circles using radii 20 and 15, applying tangency and dimension constraints per best practice.
Create a CATIA V5 sketch by constructing a center circle, setting a diameter, and applying tangency and construction lines, then trim and constrain for full constraint with concentricity.
Learn basic sketch features in CATIA V5, including projection plane selection, circle types (two points, three points, coordinates with radius), arc options, splines, and connect curves.
Learn basic sketcher commands in the sketcher workbench, including drawing lines (point-to-point and infinite), parabolas, ellipses, hyperbolas, and conics, plus tangent and normal to curve constraints.
Explore creating and using axis in catia v5 sketcher, including construction versus solid axis, axis-driven shaft, and point types like coordinate, equidistance, intersection, and projection.
Create a constrained CATIA V5 sketch by projecting points, drawing parallel lines, and applying symmetry and coincide constraints. Build concentric and cylindrical features with construction geometry and rotate to finalize.
Master the sketch operation toolbar to create corner fillets and chamfers, apply radii, and use trim, break, construction lines, and arc closure to refine sketches.
Utilize the 3D geometry toolbar to project 3D elements onto sketches, swap axes, and apply trim, fillet, and offset operations for precise plastic trims in CATIA V5.
Master sketch creation in Catia v5 by constructing multiple sketches, using projection points and parallel lines, changing sketch support, and moving the plate via coordinate inputs.
Learn to use the sketch analysis tool to diagnose under, ISO, and over constraints, close gaps with trim, and prepare a fully constrained sketch for a pad in CATIA V5.
Explore sketch output features in CATIA V5, enabling axis visibility, profile features, shaft and pad creation from multiple sketches, handling errors, and color coding for updates.
Master sketch constraints in CATIA V5 by defining distances, lengths, angles, diameters, and radii, applying symmetry, midpoint, and equidistance to fully constrain sketches efficiently.
Explore sketch constraints in Catia v5, including fix, coincide, concentricity, tangency, parallelism, and perpendicularity, and learn to apply horizontal, vertical, and dimensional constraints.
Learn to start a basic CATIA V5 sketch, create lines, points, and planes, apply tangency and dimensions, build circles for a bracket, and fully constrain to pad.
Learn to start sketches from the center in CATIA V5, carefully observe dimensions, and apply constraints such as tangency and symmetry to accurately shape plastic trim profiles.
Explore the point tool in Catia V5, mastering coordinates, axis system references, curve-based placement, on plane and on surface points, circle/sphere references, and tangent relationships.
Create 3D lines in Catia V5 with point to point and point and direction, adjust lengths, mirror, and extend; explore tangent, normal to curves and surfaces, and bisecting lines.
Create planes in CATIA v5 using offset from a plane and repeat. Learn parallel through point, angle normal to plane, and through three points or two lines.
Create a pad in CATIA V5, the first feature in part modeling, turning a sketch into a 3D element with adjustable thickness, neutral fiber, and mirror options.
Learn to create holes in a CATIA V5 part, including blind, up to plane or surface, and taper, countersink, counterbore, and counter drilled holes.
Explore the differences between normal and threaded holes in Catia V5, including how to activate threading in drawings, set thread depth, and distinguish thin versus thick pitch threads.
Explore the rib and slot options in Catia v5 for plastics, building rib features from profiles and curves and using them for springs and tongue-and-groove.
Create a solid combine from two profiles on different planes, starting with a circle sketch and a second profile of lines, ensuring enclosure and matching directions.
Learn how to create a stiffener in CATIA V5, using side and top features, sketches with projection points, coincidences, and rib-like structures, plus shell and base surface options.
Explore multisection modeling on a pipe with a flattened end, adjusting closing points and tangency to enable a valid multisection, then apply shell with supports in generative shape design.
explore forming multi-section geometry along a spline, using a line spline or c-spline with a reference line and ratio mode to drive the path.
Explore edge fillet options in Catia v5, including larger radius fillets, edge selection, blend corners, trim ribbon, and practical tips for avoiding overlaps and creating smooth conical transitions.
Explore creating variable fillets in CATIA V5, comparing edge fillets and variable radii, editing radii and points, adjusting planes, and using limiting elements to control the fillet shape.
Explore chordal fillet creation in Catia v5, defining edge distances and chord length, adjusting a variable fillet with green points, and applying planes to drive fillet geometry.
Learn to apply a face-to-face fillet in Catia v5 by creating a pad and selecting opposite faces, with tips on minimum and tangent fillets.
Explore the tri tangent fillet in Catia V5 by selecting opposite faces, removing a face, merging the fillet, and setting the radius to five millimetres.
Select an edge to apply a chamfer in Catia V5, preview it, and adjust length and angle; learn how five defines the chamfer and how arrows change direction.
Explore variable draft and draft with reflect line in CATIA V5, adjust from ten to five degrees, preview curve transitions, and relate part modeling to plastic trims.
Create a shell operation in CATIA V5 by selecting a face and setting inner and outer thickness (including minus thickness), useful for plastic parts and doghouse features.
Explore how to create threading and tapping in CATIA V5, using limiting faces, m12 with 1.25 pitch, and applying threads to holes and drawings.
Explore boolean operations in CATIA V5, using assemble and add to join multiple bodies, create pads or pockets, and understand the positive/negative symbol and work-object selection.
Create a parametric snap in Catia v5 by building points, lines, and planes, projecting sketches, applying draft, and using union trim to merge bodies for a movable plastic feature.
Compare permanent and temporary snaps in Catia v5, note snap angles to avoid 90 or 0 degrees, and design mating parts with cutouts and gaps for smooth bending.
Create a screw boss for an M5 thread in Catia v5, defining 4.2 mm inner and 8.4 mm outer diameters, with draft, hole, and gusset features.
Learn to build a screw boss with a doghouse in CATIA V5, using projection, symmetry, draft, fillets, and parametric data to assemble the main body via hybrid modeling.
Master power copy in CATIA V5 by parametrically duplicating a screw boss and doghouse using input parameters, coordinate points and lines, and the specification tree for consistent geometry.
Explore two way and four way locators for plastic trims in CATIA V5, showing how locators arrest degrees of freedom and guide part insertion with drafting, chamfers, and slots.
Learn how to create two way and four way locators in CATIA V5, decide locator type from the counterpart, and apply drafts and projections for accurate power copies.
Explore generative shape design using the surface toolbars' extrude and revolve options to create surfaces by extruding sketches, revolving around an axis, and forming spheres and cylinders.
Explore the offset surface command in Catia v5, comparing normal and rough offset, and understand how offset values affect surface integrity in A to B surface modeling.
Master sweep with line in Catia V5, using two limits, limit and middle, and reference surface or curve options to generate controlled surfaces with tangency and law constraints.
Master sweep operations in Catia V5 for plastic trims, including sweep with draw direction and sweep with two tangency surfaces, adjusting draw direction, draft angles, and tangency constraints.
Learn to create a Catia v5 sweep using three guide curves in different planes to form a surface, with radius controls and center and angle options to generate pipe-like structures.
Learn to create sweeps using two guide curves and a tangency surface in CATIA V5, exploring variants with one or two guides, tangency, radius, and limit curve.
Explore sweep conic in plastic trims with CATIA V5 to understand how conic sweeps shape trim geometry.
Explore adaptive sweep techniques for modeling plastic trims in Catia v5, improving geometry and tool path for efficient, accurate design.
Learn to create face-to-face and tangent fillets on a revolved profile, troubleshoot with draft and curvature analysis, and apply the tri-tangent fillet for complex edges.
Explore the transformation toolbar in Catia v5, mastering translate, rotate, symmetry, scaling, and affinity. Apply translate by point-to-point, coordinate systems, and axis-based rotations, including two- and three-point plane methods.
Explore projection in Catia V5, including normal projection and direction-based projection along z and y, then use combine to create a new curve from two sketches.
Learn to create a reflect line in Catia V5 using the reflect line command with tangency and support, measure and adjust angles, and apply to spherical, cylindrical, and conical shapes.
Design a cap part in CATIA V5 by turning a studio surface into class A, B, and C surfaces, applying offsets, draft, and splits to form a closed solid.
Create and copy snaps, check draft angles, and perform draft analysis to ensure proper plastic part formation in Catia V5, adjusting thickness and aligning the parting line.
Join patches and fix tangential and overlap errors on fog lamp surfaces in CATIA V5; split and merge surfaces, perform draft analysis, and report with image captures to studio team.
Learn to create and place a snap feature on a plastic part using surface features and generative shape design in Catia v5, with drafting and trimming steps.
Create a doghouse feature in catia v5, add screw bosses and a locator, and use planes, coordinates, and drafts to control thickness, draft, and shell operations.
Learn armrest rib construction in CATIA V5 by adding three ribs, projection points, setting thickness and neutral fiber, and applying draft.
Learn to insert and align power copies in a CATIA v5 main part by selecting a point and two lines, then rotate or reverse axis to fit doghouse layout.
Create a doghouse on the armrest and apply a snap with power copy in CATIA V5, including drafting, splitting surfaces, shell operation, and precise point and coordinate management.
Model a switch armrest block by creating a rectangular feature, applying drafts and fillets, adding ribs, and performing union trim with projection, the lifter concept, and draft analysis.
Master draft analysis to identify and fix clearance issues, then create the main parting line and slider lines, with lifter directions, ensuring tangent and curvature continuity.
Are you ready to become an industry-ready CATIA V5 Design Engineer?
This course is designed to transform you from a beginner into a confident professional capable of handling real-world plastic and automotive component design projects. Whether you’re a student, fresher, or working engineer looking to upgrade your skills, this structured program will help you master CATIA V5 step by step.
We’ll start with the basics of plastics, understanding materials, manufacturing constraints, and design properties essential for modern product development. Then, we’ll move into the CATIA V5 Sketcher, covering almost every command used in industrial applications with practical examples and exercises.
Next, you’ll explore Part Modeling, where you’ll learn how to create parametric components with proper design intent, ensuring every part is efficient, editable, and production-ready. The course then advances into Surface Modeling, where you’ll gain hands-on experience with essential tools like Sweep, Multi-Section, and Power Copy — critical for complex automotive design.
Finally, you’ll apply everything in real-world projects, including designing a Cap, Fog Lamp, and Armrest — just like professionals do in the industry.
By the end of this course, you’ll have a strong portfolio, industrial-level confidence, and the skills to excel as a CATIA V5 Design Engineer -- see you in the main course