Why Peelable Heat Shrink Tubing Reduces Catheter Manufacturing Costs
A detailed breakdown of the direct and hidden costs of skiving, with an ROI calculation showing how peel away tubes reduce catheter manufacturing cost per unit.
The True Cost of Skiving
Skiving feels like a simple step. Blade, tube, catheter. But break it down across your production volume and the numbers become significant.
Direct Labor Cost
A skilled operator removes standard FEP heat shrink in 30–90 seconds per catheter — call it 60 seconds average. At 200 builds/day, that's 200 minutes of production time per day on skiving alone. At a loaded labor rate of $35/hour, that's ~$25,000/year per production line.
Scrap & Rework Cost
Blade skiving introduces a 1–3% damage rate on complex builds. On a device with a $150 build cost, even 1% damage costs $1,500 per 1,000 units. At 50,000 units/year — that's $7,500+ in avoidable scrap.
Hidden Costs That Are Hard to Measure
Where Peelable Tubing Saves Money
ROI Calculation: 200 Builds/Day, 1 Year
Assumes $35/hr loaded rate, $150 build cost, 1% scrap rate, 250 working days.
| Cost Line | Skiving/Year | Peelable HST/Year |
|---|---|---|
| Removal labor (200/day) | $25,000 | $3,500 |
| Blade-related scrap (1%, $150) | $7,500 | $0 |
| Blade procurement + disposal | $1,200 | $0 |
| Material premium (≈$0.05 extra/m) | $0 | $750 |
| Total Direct Cost | $33,700 | $4,250 |
$29,450
Net Annual Saving Per Production Line
Small material premium — large labor and scrap saving.
The Hidden ROI: Design Risk Reduction
Cost savings are calculable. But there's a second ROI category that doesn't show up in manufacturing cost reports: reduced design risk.
When you use peel away tubes in your catheter development process, you eliminate a source of build-to-build variability. Prototypes peel cleanly every time. Your mechanical testing results reflect the catheter — not residual damage from the removal step.
Why This Matters More Than It Seems
Development builds are expensive. If blade damage on a skiving step invalidates a burst test, you rebuild and retest. At $500–$2,000 per dev build, preventing even 2–3 invalidated tests per program pays back the material cost premium many times over.
Calculate the ROI for Your Line
ITP-01 samples are available at no cost for process validation. Koto Electronics provides local technical support in Israel.
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