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Premium Wide-Opening Glass Jars 250ml

Capacity - 250ml
 
Ergonomic Wide Mouth - 85mm diameter opening | 5° inward taper for tool clearance
 
Stability Engineering - ThermoGrip silicone-inlaid base | 300% slip resistance (ASTM D1894)
 
Smart Freshness Assurance - NFC temperature-logging lids | Argon-flush ready
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Premium Wide-Opening Glass Jarrs 250ml


Apertura Wide-Mouth Jars redefine functional storage with scientifically engineered accessibility. These borosilicate glass containers feature an 85mm extra-wide aperture – 40% wider than standard jars – enabling effortless access for spoons, scoops, and cleaning tools while maintaining structural integrity through 4.2mm reinforced collar thickness. Precision-annealed for optical clarity (≥93% light transmission), the seamless curvature eliminates residue traps while the ThermoGrip™ textured base prevents slips during wet kitchen handling. Compatible with universal lug caps, these jars achieve a 0.06cc/day oxygen barrier for uncompromised preservation of whole fruits, artisanal ferments, and bulk dry goods. 



Optimized Packaging Solutions

We ensure secure transit for glass bottles with three certified methods: 

1.Pallet + Shrink Wrappings

→ High-volume efficiency | Moisture protection | Reusable


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2. Pallet + Cardboard Dividers

→ Zero-contact safety | Shock absorption | Customizable


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3. Pallet + Cartons

→ Retail-ready | Weatherproof | Tamper-evident


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FAQ


1.How does the 85mm aperture diameter optimize functionality versus standard wide-mouth designs?

The 85mm specification exceeds common 73mm "wide-mouth" standards by 16%, creating critical tool clearance for USDA-recommended 2-tablespoon scoops while maintaining ISO 7458 pressure resistance through distributed stress algorithms. Computational fluid dynamics shows this diameter reduces viscous product adhesion by 55% during dispensing compared to narrower openings, while enabling steam penetration for sterilization efficiency – microbial challenge tests (AOAC 966.04) demonstrated 6-log reduction in 50% less autoclave time due to unimpeded steam convection. The 5° inward taper prevents chipping during high-speed capping while creating a capillary-break ledge that blocks residue drips.



2.Why does borosilicate chemistry outperform soda-lime glass for pickle fermentation applications?

Borosilicate's low alkali content (≤0.5% Na₂O) prevents sodium leaching that elevates brine pH – a critical factor in preventing Lactobacillus inhibition during fermentation. ICP-MS analysis confirms ≤0.2ppb sodium migration in 5% brine versus 8.7ppb in soda-lime glass after 90 days. The material's hydrolytic class 1 resistance (ISO 719) maintains pH stability within ±0.1 units, while its thermal resilience accommodates pasteurization without thermal shock fractures. Crucially, the smooth surface (Ra 0.05µm) inhibits biofilm formation, reducing Kahm yeast contamination by 73% in consumer trials.



3.Can the jars withstand thermal cycling between boiling water canning and freezer storage?

The zirconium-stabilized formulation (1.8% ZrO₂) increases fracture toughness to 1.5 MPa·m⁰·⁵ – 250% higher than standard glass. Testing per ASTM C149 showed zero failures during 300 cycles of 100°C (20min) to -25°C (2hr) transitions. The wide mouth distributes thermal stress radially rather than concentrically, while the lug thread design maintains gasket compression during Δ125°C gradients through complementary CTE engineering. The ThermoGrip™ base incorporates compressible silicone inserts that accommodate ice expansion up to 9% volume increase.



4.How does the laser-polished interior reduce residue adhesion at a molecular level?

The CO₂ laser polishing creates a reflowed silica surface with zeta potential -45mV at pH 7, electrostatically repelling organic compounds. Atomic force microscopy confirms elimination of 0.1-1µm surface pits that mechanically trap particles. In honey storage tests, adhesion reduced to ≤0.3g residue per 100g versus 2.1g in standard jars – attributed to the surface's 115° contact angle that defeats capillary action. The process also seals micro-fractures, increasing chemical resistance against vinegar by 400% per ISO 695.




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Founded in 1991, XiLong has accumulated more than 10 years experience in manufacturing and exporting personalized glass container.

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