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How Pressure System Optimization Reduced Scrap Rate in Auto Manufacturing | OTC Industrial Technologies

Written by OTC Insights Team | May 6, 2026 6:15:24 PM

High manufacturing scrap rates and inconsistent product quality often stem from undetected issues deep within a facility's infrastructure. When equipment performance varies, production lines suffer, leading to increased material waste and escalating costs. See how OTC Industrial Technologies helped an auto parts manufacturer reduce their manufacturing scrap rates and improve operational efficiency by addressing hidden pressure-related system inefficiencies.

Overview

By utilizing precise pressure testing services industrial teams trust, along with advanced system diagnostics, we uncovered the root causes of this manufactuerer's production variability. Our data-driven system improvements transformed their manufacturing process optimization, showing exactly how inconsistent pressure, lack of monitoring, and industrial compressed air system issues can negatively impact output.

Challenge

A leading supplier and manufacturer of pressed parts for the auto manufacturing industry struggled with a consistently high manufacturing scrap rate due to non-conforming parts. This resulted in severe material waste, higher production costs, and the need for extensive quality checks during every production run.

Inconsistent performance in pressure-dependent processes, along with unstable nitrogen air pressure, made it incredibly difficult to maintain product quality and process reliability. The facility suffered from an inefficient industrial compressed air system, where undetected leaks and pressure drops severely impacted their precision equipment. Furthermore, the lack of accurate pressure monitoring systems meant that these critical fluctuations went entirely unnoticed.

Incorrect root cause analysis led to repeated tooling repairs and misdiagnosed maintenance efforts. These costly attempts failed to identify the underlying issues related to pressure test performance and system-wide inefficiencies. Without clear visibility into their infrastructure, poor production outcomes continued, resulting in reduced product quality, significant production inefficiencies, and costly downtime.

To resolve these escalating issues, the company turned to OTC. Our Automation and Industrial Products team stepped in to perform a comprehensive evaluation, seeking opportunities to reduce scrap, stabilize pressure, and improve overall system performance.

Solution

Working closely with the customer, we identified the true root cause of the production failures: incorrect pressure levels within the equipment. This lack of control negatively impacted performance and directly contributed to the high auto manufacturing scrap rate. Inconsistent pressure conditions ruined the reliability of manufacturing compression tests, inevitably leading to non-conforming parts.

We implemented a comprehensive, data-driven solution focused on improving overall system performance through testing, monitoring, and optimization.

Pressure Testing & System Analysis

Our team utilized advanced industrial pressure testing methods across their air and gas systems, focusing heavily on accurate leak detection compressed air infrastructure requires. Through system-wide diagnostics and performance benchmarking, we analyzed pressure stability and flow dynamics. We used nitrogen testing as a supporting diagnostic tool to validate system integrity and identify hidden vulnerabilities across the plant floor.

Compressed Air Optimization & Real-Time Monitoring

To lock in consistent performance, we prioritized compressed air system optimization and integrated advanced pressure monitoring systems. We installed a Fibro Wireless Pressure Monitor System (WPMS) featuring advanced sensors mounted directly on the equipment, paired with a centralized gateway.

This setup enabled real-time pressure monitoring and alerts, granting operators full visibility into system performance directly at the press or remotely via mobile applications. The system automatically detected abnormalities—such as leaks, pressure drops, or overheating—before they could cause defects. Built-in trend analysis also provided predictive maintenance capabilities, empowering operators to make confident decisions, reduce energy waste, and drastically improve compressed air efficiency.

Results

Today, the manufacturer has successfully eliminated the root causes of their forming issues by stabilizing pressure and improving overall system performance. The downtime and scrap caused by inconsistent pressure levels are gone. By leaning on reliable pressure monitoring systems, the equipment now automatically detects abnormalities and pauses production before defects ever occur.

Maintenance teams now enjoy improved system reliability and increased uptime. They have shifted their focus away from recurring repairs tied to pressure inconsistencies and toward higher-value operational tasks. By resolving inefficiencies identified through compressed air system analysis, the facility significantly reduced its maintenance frequency and costs.

The WPMS implementation also transformed setup times. Previously, preparing a job could take up to 10 minutes per tool set across as many as 300 tools due to manual pressure verification. With automated pressure monitoring systems and real-time validation, this process now takes only seconds.

These massive gains in compressed air efficiency and system stability lead to the customer now being able to scale this manufacturing process optimization system globally. The WPMS is now standard across their new equipment, ensuring long-term consistency and a permanently reduced manufacturing scrap rate.

Conclusion

Taking a proactive, system-wide approach to identifying inefficiencies is vital for modern production facilities. OTC helps manufacturers eliminate waste and improve operational efficiency by solving complex pressure system challenges through rigorous testing, monitoring, and optimization.

When you prioritize compressed air system efficiency and leverage real-time monitoring and diagnostics, you protect your bottom line from invisible leaks and pressure drops. Reach out to our team of experts to evaluate your systems and identify immediate opportunities for efficiency gains.

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