Certified Pre-Owned

Certified Pre-Owned Equipment

The Best Used Machines Ever

It all starts with a 34-point inspection:

  • 34-point comprehensive machine checkpoints
  • Everything from major cast components to seals and gaskets to paint and protective coatings
  • After inspection, reconditioning occurs, as needed.

The result is a “Certified Pre-Owned Machine backed by StopolES®

“Certified Pre-Owned” by StopolES®

  • Horizontal or Vertical
  • Trade-ins, demos or repurchases
  • Toggle, hydraulic or all-electrics
  • Tonnages from 50-2,000
  • Performance and productivity at a fraction of the cost
  • It’s certified

We’ll even rebuild or remanufacture your machine – any brand – to our comprehensive Certified 34- Point guidelines.

Certified Pre-Owned machines are put through a rigorous 34-point checklist to ensure they are of the highest quality when purchased. We have a knowledgeable staff of OEM technicians with decades of experience in manufacturing, processing, fabricating, painting, and machining. Below is a detail of our inspection criteria:

1. Machine General Appearance—Note major defects
2. Machine nameplate visible
3. Barrel Cover present
4. Leveling Pads
5. Operator Gate function
6. Non-Op Side Gate function
7. Purge Guard function
8. Drop Bar Assembly
9. E-Stop Button
10. Electrical Cabinet Switches
11. Electrical Cabinet Modifications—please note
12. Note any safety components not present or functionalHydraulic Inspection
13. Clamp Cylinder
14. Advance Cylinder
15. Injection Cylinder
16. Hydraulic Screw Motor
17. Hydraulic Manifolds
18. All Pumps (fixed, variable volume)
19. Pipes and hosesMachine Surfaces
20. Moving Platen
21. Stationary Platen
22. TiebarsHydraulic Machines
23. Check Ram conditions, Ram seals.Toggle Machines
24. Check for bushing wear, toggle integrity.
25. Note if central lube system is functional.Controller
26. Does controller take inputs and is membrane responsive
27. All Screens display and readable
28. Note hours if available
29. Machine functions in closed-loop
30. Note options—hydraulic knockout, corepull, etc.Runoff and Systems Check
31. Run in Auto, semi, manual.
32. Verify screw and barrel health via slip check.
33. Extrude plastic
34. Verify clamp tonnage with mold block.