Closed loop ultrasonic drift compensation tracks phase angle shifts to decouple thermal steel expansion from polymer melt density during variothermal cycling.
Adaptive baseline subtraction routines isolate volatile contaminant peaks from matrix background noise, preventing costly false positive resin lot rejections.
Side-viewing prisms and polarized optical coherence gating extend sidewall slope scanning limits beyond eighty-five degrees in deep tooling cavities.
Cavity telemetry degrades in PEEK moulds as 200°C heat collapses sensor insulation resistance, demanding gallium phosphate crystals and cooled preamplifiers.
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