Manufacturing Improvement Techniques

🔎 𝗟𝗼𝗼𝗸𝗶𝗻𝗴 𝗶𝗻𝘀𝗶𝗱𝗲 𝗮𝗻 𝗮𝗰𝘁𝘂𝗮𝗹 AMD 𝗰𝗵𝗶𝗽! 😲 Here's a bit of a Ryzen processor made on TSMC's 7-nanometer node. You can see the web of interconnects, the metal wires that connect the transistors (that bottom layer) on a chip to harness their computing power. The image was taken with a new 𝗽𝘁𝘆𝗰𝗵𝗼𝗴𝗿𝗮𝗽𝗵𝗶𝗰 𝗫-𝗿𝗮𝘆 𝗹𝗮𝗺𝗶𝗻𝗼𝗴𝗿𝗮𝗽𝗵𝘆 (𝗣𝘆𝗫𝗟) technique out of the PSI Paul Scherrer Institut, University of Southern California and ETH Zürich. The technique currently has 4 nanometer resolution and the scientists have a path to get to 1 nm resolution. The cool thing about this technology is its non-destructive imaging power to help find defects in chips. Today’s chips are so complicated that electrical tests alone can no longer pinpoint where a defect is: chipmakers use a mix of optical imaging and other methods to zero in on potential problem areas. They then image such areas with a slow but very high-resolution scanning electron microscope. Finally they might take a slice of a chip for further imaging with a transmission electron microscope (TEM). When they find the flaw, they can then go back and correct their design. But with PyXL, they have another tool to pinpoint defects without destroying the chip. ✨

CCP, PRP & OPRP….. 1. Critical Control Point (CCP) A Critical Control Point (CCP) is a specific step or stage in the food production process where control must be applied to prevent, eliminate, or reduce a significant food safety hazard to acceptable levels. Failure to control CCPs can directly compromise food safety. Key Points: • Identified through hazard analysis. • Requires frequent monitoring. • Has measurable critical limits (e.g., temperature, pH). • Corrective actions are applied if limits deviate. • Documentation verifies control. Example: Cooking chicken to 75°C to kill bacteria. 2. Prerequisite Program (PRP) Prerequisite Programs (PRPs) are basic environmental and operational conditions necessary to maintain hygienic production environments and ensure food safety. They act as the foundation for food safety management systems like HACCP. PRPs control general hazards that are not specific to a particular product or process. Key Points: • Applied across the facility. • Focus on hygiene, cleaning, pest control, and equipment maintenance. • Regular but less intensive monitoring. • Documentation of activities like cleaning schedules. Example: Scheduled equipment sanitation. 3. Operational Prerequisite Program (OPRP) Definition: Operational Prerequisite Programs (OPRPs) are specific control measures identified through hazard analysis to reduce the likelihood of food safety hazards to acceptable levels. Unlike Critical Control Points (CCPs), OPRPs are managed using action criteria rather than critical limits and require regular monitoring to ensure their effectiveness in maintaining food safety Key Points: • Targets specific hazards not covered by PRPs. • Regular monitoring with measurable criteria. • Corrective actions for deviations. • Documented implementation. Example: Metal detector to remove metal fragments. #foodsafety #ccp #prp #oprp

What is a Wafer Map and Why Engineers Obsess Over It? A wafer map tells you where to focus to improve yield. After fabrication, every wafer is electrically tested and converted into a wafer map. At first glance, it looks simple. But for engineers, this is one of the most powerful diagnostic tools in semiconductor manufacturing. One wafer map can narrow down issues across an entire process flow. First of all, how do we get a wafer map? Through wafer probing (wafer sort): • A probe card contacts each die • Electrical tests are run across the wafer • Each die is tagged with a result (pass/fail/bin) • Data is mapped using die coordinates In this image attached here (this is just an example not real map): Each square = One die Typically, these color meaning on wafer map 🟩 Green → Fully functional die (meets all specifications) 🟨 Yellow → Marginal die (meets functionality but not all performance specs, often lower bin) 🟦 Blue → Failing die (parametric failure or partial functionality issue) 🟥 Red → Hard failure (non-functional die) ⬜ White / Gray → Untested or excluded die (edge exclusion, scribe lines, or no data) The result is a spatial map of yield. It’s not about the colors. it’s about the pattern Different failure patterns point to different root causes: • Edge failures → handling, lithography limits, or edge effects • Ring patterns → deposition or etch non-uniformity • Center clusters → contamination or tool issues • Random defects → particle-related yield loss Why it matters? * Speeds up root cause analysis (RCA) * Helps isolate tool or process issues * Drives yield improvement decisions * Reduces cost of failure Yield isn’t just a number. It’s a pattern. And once you learn to read it, the wafer starts telling you exactly what went wrong. Every wafer map is a story. The challenge is learning how to read it. #Semiconductor #Engineering #Technology #Manufacturing #Tech #Innovation #Electronics #chip

Smart manufacturers don’t rely on checking everything. They rely on systems, process control, and statistically valid sampling. There’s a smarter way and the world’s top industries have been using it for decades. It’s called Acceptable Quality Level (AQL) Instead of checking 100% of your production batch, you inspect a statistically valid sample and use that to decide if the entire shipment passes or fails. Here’s how it works in practice: 🔴 Critical Defects → AQL of 0 (zero tolerance think medical devices, aerospace / Automotive) 🟡 Major Defects → AQL of 1.5 or 2.5 (functional issues customers will notice) 🟢 Minor Defects → AQL of 4.0 (cosmetic issues with low impact) The most commonly used standard? AQL 2.5 meaning up to 2.5% defects in the sample is acceptable before rejecting the batch. Why does this matter? -Cuts inspection time and cost dramatically -Balances quality with production efficiency -Sets clear, objective pass/fail criteria -Works differently for different defect severities not a one-size-fits-all rule The framework is governed by ISO 2859-1 and ANSI/ASQ Z1.4, so it’s globally recognized If your operation still relies on 100% inspection for everything, you may be spending far more time and money than necessary. ♻️ Repost if your team works with AQL or quality inspections. 👇 What AQL level is most common in your industry? 🔔 Follow Naveen K , CQP MCQI for more practical Quality & CI insights

Something is bent, if not broken, in the US solar sector. Many of the investors who finance solar projects flip the assets after a brief period of time, once they have claimed the investment tax credit. Because they do not intend to own the solar asset for any period of time factors like module quality, longevity and reliability are given much less weight than the cost of the modules. This is in part why, even after we have driven module costs down by over 90% in a decade and modules are on the order of 20% of project costs the price of modules receives the most scrutiny. This has fueled a race to the bottom on cost, which vast Chinese overcapacity has helped to fuel. With too much supply chasing too little demand prices are at rock bottom, often below manufacturing cost, and sellers are cutting each others’ throats for market share. This has also driven a race to the bottom in quality, as manufacturers try to shave costs by downgrading the materials they use. The results have been widely reported – significant quality problems in manufacturing and in the field. High rework levels in manufacturing plants as flawed panels are pulled and manually ”repaired”. Inverters failing. Delamination of backsheets. Microcracks. Projects that are delivering much less power than expected after just a couple years. How did we let ourselves get here? Since when does quality degrade in technologies as they mature? Developers tell me they would like to specify higher quality and more sustainably manufactured modules in projects but the investors are chasing every $.10/watt in module cost. How much power generating capacity are we forfeiting by these practices? The industry needs to find itself to a more sustainable model. Certainly investors seeking to maximize the value of the Production Tax Credit (PTC) rather than the investment tax credit will be motivated towards quality and longer term performance. Are there other ways to incentivize better quality modules in projects? Share your thoughts.

PROCESS AUDIT CHECKLIST (COMMON POINTS) IN MANUFACTURING SECTOR: 1. Process Control Are standard operating procedures (SOPs) available and followed? Is process capability (Cp, Cpk) monitored and within acceptable limits? Are control charts used for critical process parameters? Is there evidence of regular calibration of equipment and gauges? Are process changes documented and approved through change control? 2. Material Handling & Storage Are materials labeled correctly (name, batch, status)? Is FIFO (First-In-First-Out) or FEFO (First-Expiry-First-Out) followed? Are storage conditions (temp, humidity) monitored and maintained? Are rejected or non-conforming materials segregated and labeled? 3. Operator Competency & Safety Are operators trained and certified for the tasks they perform? Are safety PPEs being worn and used correctly? Are safety instructions and emergency procedures visible? Is there a system for reporting and investigating near-misses and incidents? 4. Equipment Management Is there a preventive maintenance schedule and is it being followed? Are breakdowns recorded and analyzed for recurrence? Are start-up and shutdown procedures standardized? Are critical spare parts available and tracked? 5. Quality Assurance Are in-process inspections conducted as per the control plan? Are inspection tools calibrated and used properly? Are quality issues tracked using root cause analysis tools (5 Why, Fishbone)? Are quality records complete and traceable? 6. Production & Planning Is actual vs planned production tracked? Are downtimes recorded with reasons? Is the takt time, cycle time, and lead time monitored? Are WIP levels controlled and visualized (kanban, signage)? 7. Waste Management & 5S Is workplace organization (5S) maintained? Are waste bins labeled and segregated? Are daily 5S audits conducted and actioned? Are there visible signs of lean practices (kaizen, visual boards, etc.)? 8. Tooling & Fixtures Are tools and fixtures stored properly with visual controls? Are they identified and logged for use and maintenance? Is there a system for tool calibration and wear tracking? 9. Documentation & Records Are process-related documents current and controlled? Are logs (production, quality, maintenance) filled accurately? Are version-controlled work instructions available at workstations? 10. Environmental & Regulatory Compliance Are emissions, effluents, and noise levels monitored and controlled? Is compliance with environmental regulations documented? Are MSDS (Material Safety Data Sheets) available and up-to-date?

The Pentagon Just Handed American Drone Startups a $1 Billion Golden Ticket On July 10, SECDEF dropped a memo that changes everything for drone manufacturers. Combined with Trump's June 6 executive order, we're witnessing the most radical shift in defense procurement since World War II. Here's what just happened:  The Pentagon ripped up years of red tape that kept innovative companies out of defense contracts. Now they're treating small drones (under 55 pounds) like ammunition - expendable, mass-produced, and urgently needed. The numbers are staggering: • Every Army squad gets attack drones by FY2026 • Production target: Millions of units annually • Weaponization approvals: Cut from years to 30 days • Battery certifications: Down to one week For companies eyeing this opportunity, here's your roadmap: Step 1: Compliance First (Immediate) Ensure NDAA compliance - zero Chinese components. Review the Blue UAS Framework. This isn't negotiable. One foreign chip kills your entire opportunity. Step 2: Prototype Fast (12-18 months) Build modular systems under 55 pounds. Think swappable payloads for ISR or strike missions. The 18 prototypes showcased on July 17 averaged 18 months of development vs. the traditional 6 years. Step 3: Get Certified (Ongoing) Apply to DIU's Blue UAS program. This is your fastest path to approved vendor status. The memo expands this list with AI-managed updates coming in 2026. Step 4: Find Your Entry Point (30-90 days) • Respond to the Army's July 8 solicitation for low-cost systems • Partner with established primes as a subcontractor • Target frontline units are now empowered to buy directly Step 5: Scale Smart (By 2026) Secure private funding. Explore DoD purchase commitments. Participate in the new drone test zones launching in 90 days. The brutal reality? We're playing catch-up. China produces 90% of commercial drones globally. But that's precisely why this opportunity exists. The Pentagon needs American manufacturers desperately. Watch for these challenges: • Supply chain constraints for non-Chinese components • Fierce competition from AeroVironment and Kratos • Higher production costs vs. Chinese competitors • Maintaining cybersecurity while moving fast Stock prices tell the story - drone companies surged 15-40% after the announcement. Private capital is flooding in. America is building a new arsenal, and drones are the foundation. If you have manufacturing capability, AI expertise, or can build at scale, this is your Manhattan Project moment. The difference? This time, we know exactly what we're building and why. The window is open. But it won't stay that way.

👀 “What gets seen, gets managed.” In TPM (Total Productive Maintenance), one of the most effective yet simple tools to create awareness and ownership on the shop floor is the Visual Management Board. When you walk into a well-managed plant, you don’t need to ask how the day is going — the boards tell you everything. 🎯 What is a Visual Management Board? A Visual Management Board displays key performance indicators, problems, and improvement activities in a clear, visual, and easy-to-understand way. It ensures that anyone — from operator to management — can grasp the current status at a glance. 🧩 Typical Information Displayed: ✅ Daily production vs. target ✅ OEE and downtime trends ✅ Quality rejections and causes ✅ Safety alerts and 5S status ✅ Autonomous Maintenance progress ✅ Kaizen ideas and action plans 💡 Purpose in TPM: Makes performance and problems visible Encourages team involvement and ownership Builds discipline and accountability Enables faster decision-making through real-time data 🌱 When the board speaks, everyone listens. That’s the power of visual management — making improvement visible, measurable, and continuous. #TPM #LeanManufacturing #VisualManagement #OperationalExcellence #ContinuousImprovement #Kaizen #5S #Manufacturing #OEE #Leadership #Productivity

Moving around Japan one can see a nation obsessed with quality. This can be traced back to several historical, cultural, and economic factors. - Traditional Japanese culture, influenced by Zen Buddhism, emphasizes simplicity, precision, and attention to detail. This focus on aesthetics fosters a mindset that values quality craftsmanship. - The appreciation of beauty in imperfection (Wabi - Sabi philosophy) encourages artisans to strive for high-quality, authentic work, leading to meticulous craftsmanship. - The samurai class in feudal Japan valued discipline, honor, and mastery of skills, which extended to artisans. Craftsmen were often held in high regard, and their commitment to their work established a tradition of quality. - After World War II, Japan faced the challenge of rebuilding its economy. There was a strong emphasis on quality improvement as part of industrial recovery efforts. Influential figures and practices, such as W. Edwards Deming’s statistical quality control methods, were adopted. - Japanese manufacturers, particularly in the automotive and electronics sectors, adopted innovative approaches to production such as Just-In-Time (JIT), Total Quality Management (TQM) and Total Productive Maintenance(TPM). These methods prioritize quality and efficiency, resulting in superior products. - The concept of continuous improvement (kaizen) became central to Japanese industry, encouraging workers at all levels to seek ways to enhance quality and efficiency in their tasks. - The Japanese education system emphasizes discipline and attention to detail, cultivating a workforce that values quality. - Japanese consumers have high expectations regarding quality, pushing companies to maintain and improve standards continually. This consumer culture reinforces the importance of quality in production and service. Whether it is their bullet trains (Shinkansen) which run to clockwork precision and with no fatalities due to accidents in over 60 years or packing a humble apple for sale in a super market the focus on quality is visible everywhere. For India to become a great product nation we will have to compete on cost, service, innovations and most importantly be obsessed about quality.

Have you heard of the "Get Rid of Stupid Stuff" (GROSS) programme by Hawaii Pacific Health? This initiative saved 1,700 nurse hours per month!! It saved time by addressing something that plagues many workplaces: unnecessary, outdated, or low-value tasks. I see this initiative as a great reminder to us all that meaningful change doesn’t always require big budgets or sweeping overhauls—it often starts with identifying and eliminating the small, frustrating #inefficiencies that drain time and energy. Here’s how it worked: 👉 #Frontlinefeedback: Nurses were encouraged to submit suggestions for tasks they felt were unnecessary or outdated. 👉 #Evaluation: The leadership team reviewed submissions to identify tasks that could be streamlined, automated, or removed entirely. 👉 #Action: Based on this feedback, they eliminated redundant forms, simplified processes, and cut out tasks that no longer added value. The results? Not only did they save hours, but they also improved morale, reduced burnout, and created more time for nurses to focus on what truly mattered to them, which was caring for patients. 💡 💡An initiative like this only works when leaders step off the hamster wheel and make time to listen to their teams. ❗ Ideally, we would involve people in this kind of improvement work all the time. Every day and every week! And yes there are some client-facing jobs where it's difficult to make time for this but that's not an excuse! There's always a way to involve people and make their voices heard. So...if you are struggling to make time for improvement. Start with these three steps: 1️⃣ Ask your team: What are the “stupid stuff” tasks in their day? Encourage honest feedback in a safe, judgment-free way. 2️⃣ Evaluate together: Work with those directly impacted to assess which tasks genuinely add value and which don’t. 3️⃣ Act boldly: Once you’ve identified unnecessary tasks, have the courage to remove or simplify them. And as people's time is freed up, due to less wasted time, they will have MORE time to invest in proactive improvement work This isn’t just about cutting tasks; it’s about respecting people’s time, reducing stress, and enabling teams to do their best work. ❓ Thoughts? Are you a busy client facing organization and have you tried something similar? Let me know in the comments below 🙏 ____________________________________________________________ I'm Catherine McDonald- Lean Business and Leadership Coach. Follow me for daily 8am insights on Lean, Leadership, Coaching, Strategy and Organizational Behaviour.