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Our High-Precision Edible Oil Preform Tooling Solutions are tailored to meet the stringent requirements of the edible oil industry, delivering preforms that combine optical clarity with barrier protection for premium oil packaging. Crafted from corrosion-resistant S136 stainless steel (ISO 22000 certified) with anti-oxidation treatment, these molds ensure minimal material degradation and superior surface finish for PET preforms used in olive oil, sunflower oil, and coconut oil bottles.
Optical Clarity Optimization: Polished to Ra ≤0.2μm with proprietary anti-striation technology, producing preforms with light transmittance >92% and haze <0.8% for premium visual appeal.
Barrier-Enhancing Geometry: Engineered neck and shoulder profiles reduce oxygen ingress by 15% compared to standard molds, when used with EVOH co-injection layers (thickness 5-10μm).
Micro-Precision Engineering: CNC-machined with ±0.03mm dimensional accuracy, ensuring seamless fitment with oil dispensing systems (spouts, pourers, and dripless caps).
Anti-Contamination Design: Electropolished ejector pins and chrome-plated cavities prevent oil residue adhesion, simplifying post-molding cleaning and maintaining hygiene standards.
Premium Cooking Oils: Used for producing preforms for 500ml-5L glass-like PET bottles, enhancing shelf appeal for extra-virgin olive oil and artisanal seed oils.
Food Processing Ingredients: Ideal for bulk oil packaging (10-20L preforms), with material compatibility for hydrogenated oils and high-temperature processing.
Nutraceutical Oils: Forms preforms for omega-3 supplements and infant formula oils, protecting light-sensitive contents through UV-blocking coating options.
Q: Do these molds comply with EU food contact regulations?
A: Yes, all materials meet EU 10/2011 and 1895/2005 (nickel migration ≤0.1μg/cm²), with test reports available upon request.
Q: How does the barrier design work with EVOH?
A: The mold's cavity geometry is optimized to integrate EVOH layers during co-injection, achieving oxygen permeability ≤0.5 cm³/m²/day for 1L bottles.
Q: What is the typical lead time for a 48-cavity mold?
A: Standard lead time is 8-10 weeks, including mold flow analysis, heat treatment, and dimensional validation.