Odin by Vasar
Validate Mold Readiness Before Tooling Release
Material-aware DFM analysis for injection molding. Validate that your part geometry is compatible with mold tooling — checking parting line placement, draft angles, thin walls, and undercuts before you cut steel. Every check is calibrated to your selected polymer and process. Odin understands the difference between your cosmetic A-surfaces and structural B-surfaces.
What You Get
Tooling rework costs $5,000–$50,000 per change and delays production by weeks. DFM analysis catches draft failures, undercut traps, and thin walls before any steel is cut — when fixes cost nothing.
- •Parting line selection + manufacturability previewBeta
- •Material-calibrated checks — wall thickness thresholds, draft minimums, and flow risk adjusted to your selected polymer
- •A-surface & B-surface classification — sink mark risk on cosmetic surfaces, draft adjusted for grain and texture
- •Draft risk flags — recommendations adjusted for surface finish and feature length (coming next)
- •Thin wall detection for molding (coming next)
- •Undercut detection (coming next)
- •Exportable validation report (coming next)
How It Works
- Step 1
Upload STEP file
Load your part for injection molding DFM review.
- Step 2
Define parting line
Select or confirm the parting direction and line.
- Step 3
Review manufacturability summary
See parting line impact and issues before tooling.
Your material determines your constraints. Odin knows the difference.
Wall thickness limits depend on your polymer. Draft angles depend on your grain and texture. Odin calibrates every check to your material and surface requirements — not generic textbook values.
Material-Aware Analysis
Select your polymer — PC/ABS, Nylon, PP, and more — and Odin adjusts every threshold. Wall thickness minimums, flow risk assessments, and sink mark predictions are all calibrated to real material properties.
Recommendations include possible consequences: “This wall thickness at 0.8mm with PC/ABS may cause short shots. Consider flow guides or increasing to 1.2mm.”
A-Surface & B-Surface Classification
Odin distinguishes cosmetic (A-surface) from structural (B-surface) geometry. Draft angle recommendations respect grain, texture, and aesthetic requirements on visible surfaces.
Flag sink mark risk on A-surfaces from B-side ribs and bosses. Validate that the partition line stays off cosmetic surfaces. Get draft recommendations adjusted for surface finish depth.
From concept surface to tooling release.
Part Owners & Design Engineers
Get DFM feedback before you have a supplier. Validate draft, thickness, and undercuts against real manufacturing rules — not tribal knowledge.
Focus: supplier-independent DFM, reducing early-stage rework, faster iteration without waiting on RFQs.
Industrial Designers
Upload your concept surface and get partition line and draft guidance before handing off to engineering. Fewer round-trips, better handoffs.
Focus: A-surface-aware feedback, tool direction validation, early upstream context.
Manufacturing Engineers
Validate supplier DFM reports against Odin's independent analysis. Know if the supplier is being conservative or if the constraint is real.
Focus: avoiding tooling rework, verifying supplier recommendations, reducing vendor back-and-forth.
Hardware Founders
Overseeing production readiness with a lean team. Get a pre-tooling checkpoint so handoff to mold makers is clean — no manufacturing engineer required.
Focus: fewer surprises at tooling, faster iteration, less rework cost.
Request Early Access to Beta
Frequently Asked Questions
- What is DFM analysis for injection molding?
- Design for manufacturability (DFM) analysis for injection molding validates that a part's geometry is compatible with mold tooling. It checks draft angles, parting line placement, undercuts, wall thickness, and other factors that affect whether a part can be reliably molded and ejected without defects or rework.
- What is a parting line in injection molding?
- The parting line is the boundary on an injection-molded part where the two halves of the mold meet. Its placement determines which surfaces need draft, where parting line flash may appear, and whether undercuts exist that require slides or lifters. Selecting the right parting line is one of the most critical DFM decisions.
- What draft angle is needed for injection molding?
- A minimum of 1–2° draft per side is typically required for injection-molded parts to eject cleanly from the mold. Textured surfaces often require 3–5° or more. Insufficient draft causes drag marks, part sticking, and mold damage. DFM analysis flags surfaces that fall below the required draft angle.
- What causes tooling rework in injection molding?
- Tooling rework is most commonly caused by insufficient draft angles, undercuts that were not accounted for, thin walls that cause sink marks or short shots, and parting line placement that creates flash or mismatched geometry. Each rework cycle on a production mold typically costs $5,000–$50,000 and delays production by weeks.
- What is an undercut in injection molding?
- An undercut is a feature on an injection-molded part that prevents the part from being ejected straight out of the mold. Undercuts require additional mold components like side actions, slides, or lifters, which add cost and complexity. DFM analysis identifies undercuts before tooling so they can be redesigned or planned for.
- What is a thin wall defect in injection molding?
- A thin wall defect occurs when a wall section is too thin relative to the material and flow length, causing incomplete fill (short shots), excessive cooling stress, or warpage. Thin walls also increase the risk of sink marks on opposing thick sections. DFM analysis flags walls below the minimum recommended thickness for the material and process.