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CAD & Engineering Service

CAD & Engineering ServiceCAD & Engineering Service


Variational is offering a professional CAD & Engineering Design service. We predominantly offer mechanical design CAD services to manufacturing industry. For CAD design services, we have a wide range of skills and solutions, we offer CAD Design for all industries, and many specialties.

To provide highest quality engineering design services possible, we host a wide range of the very latest in 2D and 3D CAD software, ensuring we can produce engineering drawings to the highest standard.

If you are looking to outsource CAD, design services & support. We can offer you the flexibility to sub-contract design work either into our modern CAD design office or by integrating design engineers into the client's team on their site. Our CAD services are supported on a "Man" or "Man and CAD Machine" basis.

Accurate and flexible data is essential in today's computer driven world. We can also create specialized drawings to meet your additional needs such as :

CAD Services

  • Mechanical parts design drawings
  • Assembly Drawings
  • Fabrication Drawings
  • Manufacturing Drawing with GD&T analysis
  • Component Design layouts
  • Machine tool and mold designs
  • Product design presentations
  • Mould design for plastics components
  • Die design for investment casting components
  • Aluminum & wooden pattern design for send cast components
  • Tool Design for sheet metal components
  • Jig & fixture design for various automotive applications
  • Legacy 2D drawing to 3D Cad conversion


FEA Analysis

  • FEA Linear/Nonlinear Analysis
  • Static stress Analysis
  • Fatigue Analysis
  • Buckling Analysis
  • FEA Structure Analysis
  • Moldflow analysis.


Our Deliverables

We have expertise in providing Mechanical CAD & Drafting Services using software tools such as AutoCAD, Siemens NX, Solid edge, Catia and Pro-E Creo etc.

Basic 3D CAD supply with

  • CAD files in native SW formats.
  • STEP, Iges & Para-solid assembly outputs that can be open in any 3D CAD packages for assembly animation, interference analysis, part list, bought out standard parts list and detail analysis etc.
  • 2D drawings in PDF format.

Detail Engineering Outputs

Above the Basic CAD output we provide detail engineering outputs
  • Detail of structural, composition, mechanical & thermal properties of Material of construction supported with certified testing laboratories and methods along with CAD details.
  • 2D manufacturing drawing with machining allowance & shrinkage allowance details.
  • Structural & FEA analysis, Pre-processing, solving & post processing.
  • Forming process & Welding detailing for structural & fabrication components.
  • Detail Mould design with mould flow analysis for plastic components.
  • Progressive & composite tool, die design, Blank development, nesting and draw analysis for sheetmetal components
  • Welding, manufacturing & holding fixture design for automotive parts & machining parts.
  • DXF/DWG files for mould design, tool design & die design along with detail Bill of Material (B.O.M).
  • CNC programing for 3 axis & 5 axis machining.
  • Consultation services for manufacturing & prototyping.




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