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In New Product Development (NPD), our role extends beyond designing molds and products—we’re here to deliver value through cost efficiency, sustainability, and customer satisfaction. One powerful lever is preform weight optimization within tolerance limits, which can unlock significant savings without compromising performance.
π Example Case Study – 18g Water Preform
- Nominal Weight: 18g
- Tolerance: ±0.2g
- Maintained Weight: 17.9g
- Cycle Time: ~8 sec
- Cavitation: 96 cavities
- Daily Output: ~1,036,800 preforms
This case demonstrates how a minor adjustment—just 0.1g per preform—can lead to major gains.
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π° Savings Impact
- Resin Saving: 0.1g per preform
- Daily Saving: ~104 kg resin
- Monthly Saving: ~3.1 MT resin
- At ₹100/kg resin → ~₹3.1 lakh per month
These savings directly impact bottom-line profitability while supporting sustainability goals.
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π Why This Matters in NPD
- Material Efficiency: Smart resin usage without affecting blowability or structural integrity.
- Commercial Edge: Lower input costs enhance competitiveness in pricing and margin.
- Sustainability: Less resin = reduced carbon footprint and better environmental stewardship.
- Customer Alignment: Always validate through trial stacks to ensure blowability and line performance before commercial rollout.
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π± The Bigger Picture
Micro-level optimizations like this are often overlooked but they’re the backbone of operational excellence. When implemented thoughtfully, they create a ripple effect across production, cost, and sustainability metrics.
Innovation in NPD isn’t always about big leaps .It’s about smart, scalable decisions that deliver long-term value.
source : Rajesh M
#NewProductDevelopment #PETPackaging #PreformDesign
#CostOptimization #ProcessImprovement #OperationalExcellence
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