Design Guidance

Design Services

Engineering Software Analysis Tools

Auto CAD®

Autodesk® Inventor 3D

Export Version:  STEP, X_T, IGES, DWG 



OptiCalc FDS

Software validates applications, speeding up engineering development time

OptiCalc® FDS® is currently only valid for Deprag’s Adaptive DFS System

Delta Calc

Software Calculations Available

Validates applications and speeds engineering development time

Delta Calc

For Thermoplastics

Delta Calc

Altra Calc



Altra Calc

For Aluminum, Zinc, and Magnesium

Altra Calc

SR1 Bolt Design



Calculations for proper performance requirements in bolted applications

SR1 Bolt Design


FastCal™ 3

A Design Toolbox for Torx® and Torx Plus® Head and Drive Configurations

To view our Technical Manual please login or create an account.


Semblex Apparel (Employees Only)



Semblex® Corporation
900 North Church Road
Elmhurst, Illinois 60126