Sapel Blog
Why Do Production Purchase Orders Get Delayed? 5 Costly Mistakes and How to Fix Them
There is a common but dangerous belief among less experienced managers: “Once the purchase order (PO) is signed and sent, procurement’s job is done.” But senior supply chain managers know a harsher truth: sending the PO isn’t the end of the job; it is the start of a minefield.
In manufacturing, a purchase order is not just administrative paperwork; it is a binding legal document and the most precise roadmap for the production line. A small mistake in item coding, ignoring the real lead time or poor coordination in ERP systems can bring the production line to a complete stop and cause the first production run to fail.
In this article we go beyond general advice and take a technical look at the hidden mistakes in the PO process. We also offer solutions for implementing three-way matching properly and eliminating packaging bottlenecks.
Technical and System Traps (When Your ERP Becomes Your Enemy)
Many delays are caused not by suppliers breaking their promises, but by internal structures and the way data is entered into enterprise resource planning (ERP) systems. Unlike general office purchases, production purchases have multiple layers of complexity.
1. The Nightmare of Manual Entry and Disconnected Sub-POs
In an ideal purchasing process, everything is automatic. But in reality on the factory floor, many sub-POs for raw materials or ancillary parts are not created automatically.
The problem becomes acute when procurement staff have to enter data manually. A single typo in an item code or unit of measure (for example, entering “pack” instead of “piece”) disrupts the whole chain.
The technical challenge: in many legacy systems, the production order code cannot be traced directly inside the purchase order. This gap means the trail goes cold, and when the goods arrive, the storekeeper doesn’t know exactly which production line the shipment was ordered for.
2. Failing at Three-Way Matching
If we had to name just one indicator of a mature purchasing process, it would be three-way matching. This process ensures that the following three documents match exactly:
- The purchase order (PO)
- The goods receipt
- The supplier’s invoice
Where’s the snag? Production systems are often rigid and inflexible. If your supplier ships 105 units (5 more than ordered, as a bonus or production tolerance), or if serial numbers need editing after final approval, many systems lock up. Being unable to record the quantities actually received in the production modules leaves invoices stuck in the finance department and delays payments. The end result? An unhappy supplier and halted follow-up orders.
Strategic Mistakes (Beyond the Numbers)
Even if your systems are flawless, poor strategic decisions and optimistic schedules can still make a purchase order fail.
3. The Lead Time Mirage
One common mistake purchasing managers make is blindly trusting the quoted lead time.
Experienced managers know that the real delivery time is affected by hidden variables:
- Public holidays in the country of origin or destination.
- Last-minute engineering or design changes.
- The time needed to obtain quality control (QC) approvals.
The solution: always build in a time buffer for the first production order. The first time a product is made, every unforeseen snag shows itself.
4. Overlooking the Complexities of Artwork
It may sound strange, but artwork approval is one of the biggest time killers in production projects. Delays in final approval of label designs, carton printing or printing on the product itself hold up the final PO. Until the artwork is final, many suppliers won’t start making the mold or printing plate.
5. The Hidden Bottleneck: Packaging
According to industry statistics, packaging issues are one of the 11 main causes of supply chain delays. They are often overlooked until the last minute, and just when the product is ready, the lack of a suitable container brings the whole project to a halt.
Problems such as:
- Caps and bottles that don’t match (leakage issues).
- Containers breaking in drop tests.
- Suppliers that can’t guarantee consistency at high volumes.
The Solution: Choosing a Specialist Partner (Sapel’s Role)
At this stage, choosing a packaging supplier is no longer a simple purchase; it is risk management. Working with a company such as Sapel, which specializes in producing plastic packaging containers (injection and blow molded), keeps these risks to a minimum.
With a precise understanding of the challenges of filling and labeling lines, Sapel offers products that have already passed compatibility tests. When you issue a PO to Sapel, you are buying “precise delivery times” and “guaranteed quality”, not just a number of plastic bottles. That means no more worrying about leak tests or dimensional errors that could stop your production line for hours.
If you’re looking for products that match your strict production standards exactly and remove the risk of line stoppages, we invite you to visit our plastic bottles page now. And if you need tough containers for chemical or industrial products, be sure to check out our blow-molded polyethylene containers section to see the difference in engineering for yourself.
Best Practices for Optimizing PO Issuance
To go from a traditional purchasing manager to a supply chain strategist, put these three principles on your agenda:
- Say goodbye to Excel and email: digitize your processes to eliminate human error. Centralized e-procurement platforms give finance and procurement teams full visibility of spending commitments and stop emails from getting lost.
- Radical transparency in the PO: never rely on verbal agreements. Put every technical detail, the acceptance criteria and the late-delivery penalties in the purchase order itself.
- Audit before you order: before placing a bulk order, assess the supplier’s real capabilities. Do they have spare capacity for your order? Is their quality control system documented?
Conclusion
A successful purchase order combines system accuracy, realistic scheduling and smart choices of business partners. Small data-entry errors or overlooked packaging details impose heavy hidden costs on an organization.
If you want to make sure packaging doesn’t become the Achilles’ heel of your production process, and to guarantee that container and product fit perfectly, make consulting Sapel’s specialists a priority. At Sapel, we speak the language of production and understand what keeps procurement managers up at night.
