BOPP Casting Roller
·Uniform Cooling: Special spiral channel design ensures a small temperature difference across the roller surface, allowing for rapid cooling of the BOPP melt.
·Stable Operation: High speed uniformity ensures consistent thickness of the cast film.
Optical Film Casting Roller
·Ultra-High Precision: Surface finish reaches Ra 0.005-0.01 μm, cylindricity/concentricity ≤ 0.005 mm.
·Precise Temperature Control: Extremely small temperature variation across the roller surface, with high rigidity, meeting optical-grade requirements.
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