- What the Exam Actually Is (and What It Is Not)
- How the 14 Objective Areas Fit Together
- Domains 1-4: Parting Line, Cavity, Draft, and Undercuts
- Domains 5-9: Cooling, Opening, Parting Surfaces, Runners, and Shrink
- Domains 10-13: Shut-offs, Side Cores, and Tapered Interlocks
- Domain 14: Surfacing and Its Seven Nested Topics
- Where Mold Models Fail: Diagnosing Common Breakdowns
- Sequencing the Domains in Your Preparation
- Exam Mechanics, Fees, and Retakes
- Who Values This Credential
- Frequently Asked Questions
- The issuer publishes 14 top-level Mold Making objective areas, from Parting Line Creation through Surfacing, with no percentage weights disclosed.
- The exam is a hands-on, two-hour SOLIDWORKS assessment with a 75% minimum passing grade, not a multiple-choice-only test.
- Surfacing includes seven nested topics: ruled, planar, knit, filled, extend, trim, and lofted surfaces.
- Each attempt costs USD 20 in North America; a failed attempt means a 14-day wait and a new exam credit.
What the Exam Actually Is (and What It Is Not)
Certified SOLIDWORKS Advanced Professional Mold Making, abbreviated CSWAP-MM here, is issued by SOLIDWORKS (Dassault Systemes). The issuer's current public exam title is SOLIDWORKS Mold Making Professional (CSWP-MM), and you will still see the older alias CSWPA-MM in search results, forum threads, and training material. They all point to the same Mold Making certification. It is not the Surfacing credential, not the core CSWP, and not a plastics or xMold credential, so be careful when a search result mixes them.
The format is what separates it from most certification exams. You are not picking letters from a list. You open your own working SOLIDWORKS installation (2015 or later is the minimum supported version), receive a challenge, and build the geometry. Delivery runs through the SOLIDWORKS/3DEXPERIENCE Certification Center using VirtualTester. The exam runs two hours, and a grade of 75% or higher passes. If you want a deeper read on what that format means for difficulty, see How Hard Is the CSWAP-MM Exam? Complete Difficulty Guide 2026.
How the 14 Objective Areas Fit Together
The issuer's list of Mold Making objectives has 14 top-level areas, published in a specific order. That order closely mirrors a real mold-design workflow: analyze the part, define the split, build the surfaces that close the mold, then handle the mechanical details that make it manufacturable. No percentage weighting is published, and this guide does not invent one. Every area deserves hands-on practice, because the issuer describes hands-on challenges in many of them.
| # | Objective Area | Workflow Stage |
|---|---|---|
| 1 | Parting Line Creation | Part analysis and split definition |
| 2 | Cavity Tool | Block and cavity generation |
| 3 | Draft Analysis | Part analysis and split definition |
| 4 | Undercut Analysis | Part analysis and split definition |
| 5 | Mold Cooling Problem | Mold engineering |
| 6 | Max Mold Opening | Mold engineering |
| 7 | Parting Surface Creation | Surface construction |
| 8 | Runner and Sprue fill | Mold engineering |
| 9 | Shrink / Scale factor | Mold engineering |
| 10 | Shut-off Surface Creation | Surface construction |
| 11 | Modifying Shut-off Surfaces | Surface construction |
| 12 | Create Side Cores | Mechanical details |
| 13 | Create Tapered Interlocks | Mechanical details |
| 14 | Surfacing | Surface construction (with nested topics) |
The workflow-stage column is an editorial grouping to help you plan, not an issuer classification. For a broader preparation framework, pair this article with the CSWAP-MM Study Guide 2026: How to Pass on Your First Attempt.
Domains 1-4: Parting Line, Cavity, Draft, and Undercuts
The first four areas establish whether a part can be molded at all and where the mold splits. Errors made here cascade into every later step, which is why they reward the most careful practice.
Domain 1: Parting Line Creation
You must define the edge loop where the core and cavity halves meet, and do it in a way that SOLIDWORKS can use to build a clean parting surface.
- Know how to generate and edit the parting line automatically, and how to fix it when the automatic result is wrong.
- Understand how pull direction and draft interact with where the parting line lands.
- Recognize gaps or discontinuities that will break downstream surfaces.
Domain 2: Cavity Tool
The Cavity tool takes your part, a block, and a shrink setting to produce the cavity-side geometry. Practice setting up the block size, placement, and the relationship to the model so the cavity result is trustworthy rather than merely generated.
- Understand what the tool consumes and what it outputs.
- Verify the resulting body against the original part geometry.
Domain 3: Draft Analysis
Draft analysis tells you which faces are too steep for ejection. Expect to interpret the color-coded results and decide what must change.
- Set the pull direction correctly before reading any result.
- Distinguish positive-draft, negative-draft, and requires-draft faces.
- Understand how a draft angle threshold changes what gets flagged.
Domain 4: Undercut Analysis
Undercuts are regions the core and cavity cannot release along the pull direction. Identifying them is the trigger for the side-core work in Domain 12.
- Differentiate direct-pull, side-pull, and trapped regions.
- Know how undercut results shift when you change the pull direction.
Domains 5-9: Cooling, Opening, Parting Surfaces, Runners, and Shrink
This middle group blends mold-making knowledge with SOLIDWORKS technique. Community discussions, including the SOLIDWORKS forum thread on the mold cooling problem, show these are common stumbling blocks. Those discussions inform where candidates struggle; they are not official exam statements.
Domain 5: Mold Cooling Problem
The name suggests the issuer frames this as a problem to solve in the model rather than a definition to recall. Practice building cooling channels as sketched geometry, positioning them relative to the cavity, and cutting them into the mold body. Pay attention to channel diameter, spacing from the cavity surface, and ensuring channels do not intersect features they should avoid. Do not assume this requires a separate add-on; practice with the standard tools you have installed.
Domain 6: Max Mold Opening
Maximum opening is about how far the mold halves must separate so the molded part can be ejected and removed. In practice this means measuring part depth along the pull direction, adding clearance for ejection and handling, and accounting for any side actions. Build the habit of using measurement tools quickly and recording the result rather than estimating from a view.
Domain 7: Parting Surface Creation
Once the parting line exists, you create the surface that extends outward from it to split the block. Practice the different parting surface types and how to adjust their extent. When the surface fails to knit or leaves a gap, the cause usually traces back to Domain 1.
Domain 8: Runner and Sprue fill
This objective covers the feed system that carries molten plastic to the cavity. Expect to model a sprue and runner path and connect it to the cavity, then confirm that the geometry is continuous and sensibly proportioned. Practice sketching the runner on the parting plane and cutting it into the correct mold half.
Domain 9: Shrink / Scale factor
Plastic contracts as it cools, so the cavity is made slightly larger than the finished part. Know how to apply a shrink or scale factor, the difference between scaling about the origin versus a chosen point, and how uniform scaling differs from non-uniform scaling. Be ready to check the outcome with mass or dimension results, since a mismatch there is a classic sign the scale was applied wrongly.
Domains 10-13: Shut-offs, Side Cores, and Tapered Interlocks
These four areas are where mold design becomes mechanical. They test whether you can close openings in the part, release undercuts, and keep the mold halves aligned.
Domain 10: Shut-off Surface Creation
Shut-off surfaces seal through-openings and holes in the part so the core and cavity can separate cleanly. You create surfaces that "shut off" these openings along the parting direction.
- Identify which openings need shut-offs and which edges to select.
- Understand automatic shut-off generation versus manual construction.
- Check that each shut-off surface is complete and watertight against the part.
Domain 11: Modifying Shut-off Surfaces
Automatic results are rarely perfect on irregular geometry. This area is about editing, trimming, or rebuilding shut-offs so they fit the part and satisfy the parting strategy. Practice recovering from a shut-off that overlaps, leaves a sliver gap, or blocks a feature it should not.
Domain 12: Create Side Cores
When Domain 4 reveals an undercut that cannot release along the main pull direction, a side core moves in a different direction to form it.
- Define the side-core pull direction and isolate the geometry it forms.
- Create the side-core body and subtract it from the main core or cavity.
- Verify that the side core can actually withdraw without colliding.
Domain 13: Create Tapered Interlocks
Tapered interlocks align the core and cavity as the mold closes and resist side loads. Practice placing them on the parting surface and giving them a taper so they engage and release smoothly without binding.
Domain 14: Surfacing and Its Seven Nested Topics
Surfacing is listed as a single top-level heading, yet the issuer nests seven topics beneath it. The top-level count stays at 14; the nested topics expand what you need to practice. They are the skills behind the parting and shut-off work above, so strengthening them improves your performance in several other areas at once.
| Nested Surfacing Topic | Where It Typically Helps |
|---|---|
| Ruled Surface | Extending a surface from an edge to form a parting or flange surface |
| Planar Surface | Capping flat openings and building flat shut-offs |
| Knit Surface | Joining separate surface patches into one closed body |
| Filled Surface | Patching irregular or curved openings |
| Extend Surface | Growing a surface past its boundary to ensure a clean trim |
| Trim Surface | Cutting surfaces to their final boundaries |
| Lofted Surface | Blending between profiles for transitional shut-offs |
The "where it helps" column is editorial guidance on how these tools commonly apply in mold work. It is not an issuer-stated mapping. If you later pursue the separate Surfacing credential, remember that it is a different certification with its own objectives; do not conflate the two.
Where Mold Models Fail: Diagnosing Common Breakdowns
Because the exam is hands-on, your ability to recover from a broken model matters as much as your ability to build one correctly. These failure patterns recur across the domains.
- Parting surface will not create or knit: Check for gaps in the parting line (Domain 1), then confirm the extent and type of the parting surface (Domain 7).
- Shut-off leaves a hole or overlap: Revisit the selected edges, then edit the surface rather than starting over (Domain 11).
- Surface bodies refuse to knit: Look for sliver gaps, mismatched edges, or surfaces built before the scale factor was applied. Extend and trim tools often close these (Domain 14).
- Side core collides or will not release: Re-check the side-core pull direction against the undercut region (Domains 4 and 12).
- Dimensions or mass do not match the expected result: Suspect the shrink/scale setting, including the scale point and whether it was applied once or twice (Domain 9).
- Cooling channel breaks through the cavity wall: Move the channel back from the cavity surface and recheck its path (Domain 5).
Key Takeaway
Treat every domain as a link in one chain. A weak parting line corrupts the parting surface, which corrupts the shut-offs and the core/cavity split. Practice end to end on complete parts, not just isolated tools, so you learn to trace a downstream error back to its source.
Sequencing the Domains in Your Preparation
You do not need an elaborate method here, just a sensible order that follows the workflow and front-loads the skills everything else depends on. The following arrangement is an editorial suggestion, adjustable to your schedule.
Analysis foundations
- Domains 3 and 4: draft and undercut analysis on varied parts
- Domain 1: parting line creation and repair
Surface skills first
- Domain 14: all seven nested surfacing topics
- Domains 7, 10, and 11: parting and shut-off surfaces
Mechanical and engineering areas
- Domains 12 and 13: side cores and tapered interlocks
- Domains 2, 8, and 9: cavity, runner/sprue, and shrink
Full timed runs
- Domains 5 and 6: cooling and maximum opening
- Complete two-hour mock builds on whole parts
Surfacing is scheduled early because its tools underpin the parting and shut-off work. Timed full builds come last because the clock is the final constraint. For a one-page recap to review before your attempt, see the CSWAP-MM Cheat Sheet 2026, and for hands-on drilling, use the practice resources on the main practice test site.
Preparation Resources Worth Knowing
The issuer's recommended preparation is the Mold Design Using SOLIDWORKS course and the CSWP-Mold Making Exam Prep Course. The public table of contents for the former is a useful curriculum map, but it does not establish exhaustive exam coverage, and its lesson headings are not exam domains. Training and your SOLIDWORKS installation are separate costs from the exam fee. More on the training landscape is in our CSWAP-MM Training overview.
Exam Mechanics, Fees, and Retakes
Knowing the domains is only half the plan. The delivery mechanics shape how you should practice.
| Item | What the Issuer States |
|---|---|
| Duration | Two hours |
| Minimum passing grade | 75% |
| Software | SOLIDWORKS 2015 or later, installed on your own machine |
| Delivery | VirtualTester Web Client via the Certification Center |
| Fee | USD 20 per attempt (North America catalog price) |
| Retake | 14-day wait and a new exam credit after a failed attempt |
| Prerequisites | No formal prerequisites for professional exams |
| Pausing | Not allowed; the timer continues through a crash or restart |
Because the timer cannot be paused, test your setup well before the attempt: confirm internet access, make sure your SOLIDWORKS installation is stable, and consider a second monitor, which the issuer recommends. Unused purchased exam credits do not expire, though that rule says nothing about credential validity or renewal. Eligible commercial subscription customers may also qualify for exam benefits under the issuer's subscription offer, subject to its license restrictions. Full pricing details are in CSWAP-MM Certification Cost 2026, scoring detail is in CSWAP-MM Passing Score 2026, and eligibility is covered in CSWAP-MM Requirements 2026.
Who Values This Credential
Mold Making certification speaks to people who turn plastic part designs into tooling: mold designers, tooling engineers, product designers who work closely with molders, and CAD specialists at injection-molding shops and toolrooms. It demonstrates that you can use the SOLIDWORKS mold tools under time pressure, which is a practical signal for employers who need tooling models produced efficiently.
The credential can also count as one of the advanced-topic certifications used alongside the CSWP toward eligibility for the SOLIDWORKS Design Expert (CSWE) credential. That is a pathway benefit, not a prerequisite for taking the Mold Making exam. This guide does not assert any certification-wide pass rate or salary premium. For a grounded look at value, see Is the CSWAP-MM Certification Worth It? and the CSWAP-MM Jobs overview.
Frequently Asked Questions
The issuer publishes 14 top-level Mold Making objective areas, from Parting Line Creation through Surfacing. No percentage weights are published, and Surfacing contains seven nested topics beneath its single heading.
No. It is a hands-on assessment of SOLIDWORKS mold-tool use and related mold-making knowledge, taken in your own SOLIDWORKS installation. The exam lasts two hours and requires at least 75% to pass.
Yes. CSWPA-MM is a common legacy and search alias for the same Mold Making certification. The issuer's current public title is SOLIDWORKS Mold Making Professional (CSWP-MM).
You must wait 14 days and use a new exam credit before retaking. Older sample material mentions a 30-day wait, but the issuer's current rule is 14 days. Read CSWAP-MM Pass Rate 2026 for context on what data is and is not available.
No. The program FAQ states professional certification exams have no formal prerequisites, so a prior CSWP is not required. You do need SOLIDWORKS 2015 or later and a stable internet connection on exam day.