This retractable aluminum plastic ROPP cap is specially designed for olive oil and vinegar glass bottles. Featuring a retractable flow control pouring mechanism, aluminum outer shell, and tamper-evident closure design, it provides convenient dispensing and an attractive packaging solution. Suitable for extra virgin olive oil, cooking oil, vinegar, and gourmet food products, with customized colors and logo printing available for different branding requirements.
Enhance your olive oil packaging with a 31.5mm custom embossed aluminum ROPP cap, designed to combine tamper-evident bottle closure functionality with premium brand presentation.
Featuring a customizable embossed top design, this aluminum screw cap allows olive oil brands to showcase their logos, brand names, and distinctive patterns directly on the cap surface. The metallic appearance creates an elegant packaging finish, making it suitable for premium extra virgin olive oil, organic olive oil, and gourmet edible oil products.
Designed for glass bottle packaging, this aluminum ROPP closure offers a practical solution for olive oil producers, bottling companies, and private-label brands seeking customized packaging components.
● Product Name: 31.5mm Custom Embossed Aluminum ROPP Cap
● Product Type: Aluminum Pilfer-Proof Screw Cap
● Nominal Size: 31.5mm
● Material: Aluminum
● Closure Type: ROPP Screw Closure
● Security Feature: Tamper-Evident Opening Band
● Top Design: Custom Embossing Available
● Logo Customization: Raised Logo, Brand Name, and Custom Patterns
● Color: Customized Colors Available
● Surface Finish: Glossy, Matte, and Other Customized Finishes
● Printing: Custom Logo and Decorative Printing
● Application: Olive Oil Glass Bottles and Edible Oil Packaging
● Customization: Embossing, Color, Logo, and Surface Decoration
Final dimensions, neck-finish compatibility, and technical specifications should be confirmed according to the actual cap design and bottle requirements.
The top surface of the aluminum cap can be customized with embossed logos, brand names, lettering, and decorative patterns.
Raised designs create a distinctive three-dimensional appearance that helps premium olive oil products stand out on retail shelves.
This customization option is particularly suitable for brands looking to create exclusive packaging rather than using standard, generic bottle closures.
The ROPP screw closure features a tamper-evident security band designed to separate during the first opening when properly applied.
This provides visible evidence of initial opening and helps improve consumer confidence in packaged olive oil products.
The aluminum material provides a clean metallic finish that complements premium glass bottles.
Different colors and surface treatments can be selected to match the bottle, label, and overall packaging design.
Brand consistency is important for olive oil packaging. The cap offers several customization possibilities to help create a distinctive product appearance.
● Custom Embossed Logos
● Raised Brand Names
● Personalized Top Patterns
● Custom Color Coating
● Multicolor Logo Printing
● Glossy and Matte Finishes
● Customized Surface Decoration
This aluminum ROPP cap is designed for glass bottle packaging applications.
It is suitable for olive oil brands that require a combination of attractive metallic decoration, customized branding, and tamper-evident closure functionality.
Actual compatibility depends on the bottle-neck finish and the cap's technical specifications.
This custom embossed aluminum cap is suitable for different premium edible oil packaging applications.
● Extra Virgin Olive Oil (EVOO)
● Organic Olive Oil
● Cold-Pressed Olive Oil
● Premium Cooking Oil
● Gourmet Edible Oils
● Specialty Food Products
● Private-Label Olive Oil
Different brands have different packaging identities. Customization allows your bottle closure to become part of your overall brand design.
Available customization options include:
● Custom Embossed Top Logos
● Raised Letters and Brand Names
● Personalized Decorative Patterns
● Custom Pantone Colors
● Metallic and Matte Finishes
● Custom Logo Printing
● Customized Packaging Appearance
For embossed designs, please provide your logo artwork or design file so that the feasibility of the embossing pattern can be evaluated.
Premium olive oil packaging is not only about the glass bottle. The closure is also an important visual element that contributes to the overall product presentation.
A customized aluminum ROPP cap offers several advantages:
● Distinctive Three-Dimensional Top Embossing
● Enhanced Brand Recognition
● Premium Metallic Appearance
● Tamper-Evident Opening Structure
● Flexible Color and Decoration Options
● Consistent Packaging Across Product Lines
For olive oil producers and private-label brands, personalized cap designs provide an effective way to differentiate products in competitive retail markets.
Yes. Custom top embossing can be discussed according to your logo artwork and design requirements. Raised lettering, brand names, and decorative patterns may be developed subject to production feasibility.
The nominal size indicated for this product is 31.5mm. Please confirm the complete neck-finish dimensions and technical drawing before ordering.
Yes. The product is designed as an aluminum ROPP closure with a tamper-evident security band that separates during the first opening when correctly applied.
Yes. Custom colors and surface finishes can be discussed according to your brand requirements.
Different decoration options for the top and side surfaces can be evaluated according to the selected cap structure and manufacturing process.
Yes. It is intended for olive oil glass bottle packaging, including extra virgin olive oil. Bottle-neck compatibility and sealing requirements must be confirmed before production.
A clear logo file or vector artwork is recommended. Design dimensions and embossing details can then be evaluated for production.
Looking for a customized aluminum closure for your olive oil brand?
Our custom embossed aluminum ROPP cap offers a combination of premium metallic appearance, personalized branding, and tamper-evident closure functionality.
Whether you are developing a new olive oil product or upgrading your existing packaging, customized cap designs can help create a more recognizable brand identity.
Please share your bottle-neck specifications, logo artwork, preferred colors, and estimated order quantity to discuss your packaging requirements.
Contact us today to develop your custom olive oil bottle closure.
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31.5 × 24 mm · Compact format
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31.5 × 44 mm · Extended format |
CLOSURE FORMATS
Cap appearance, neck fit and pouring performance need to work together. The dimensions below identify the available cap formats; they do not replace a bottle-neck drawing or a fit test.
| Nominal cap format | Configuration | Selection notes |
|---|---|---|
| 31.5 × 24 mm | Compact body | Short profile; confirm the compatible insert and bottle finish. |
| 31.5 × 44 mm | Extended body | Taller exterior profile; confirm capping clearance. |
| 33 × 44 mm | Premium format | 180° rolled-edge configuration shown in the technical reference. |
| 33 × 52 mm | Premium extended format | Non-rolled-edge configuration; height adjustment subject to drawing approval. |
Dimensions are nominal cap diameter × height. Different formats may require different bottle finishes and internal assemblies.
OPENING & POURING

Tamper-evident openingA breakable opening feature provides visible evidence of first opening. Confirm the band or ring design on the selected assembly and evaluate opening performance on the actual bottle. Pourer insertAn internal pouring component guides the oil stream. Request sample testing with your oil to assess flow, residual dripping and resealing after use. |
Three assembly referencesThe technical reference shows a basic assembly, a pop-up spring assembly and a wire-spring assembly. These are configuration alternatives; they should not be described as interchangeable without fit confirmation. Non-refillable requirementIf your application requires a non-refillable closure, specify this separately. Tamper evidence alone does not establish resistance to refilling. The exact mechanism and performance need confirmation. |
CUSTOM DECORATION
Discuss shell colors, top and side printing, hot stamping and embossing for your selected format. Decoration availability depends on the cap structure and artwork. Approve a physical sample to check color, logo positioning and the finished appearance beside your bottle label.
Provide your logo, color reference and intended placement.
Confirm dimensions, insert function and neck compatibility.
Check appearance, opening, pouring and resealing before production.
PRODUCTION PLANNING
The production route is selected for the approved closure assembly. It may include aluminum preparation and decoration, shell forming, plastic component molding, secondary decoration, component assembly, inspection and packing. The sequence and equipment used vary by format.
MANUFACTURING & EQUIPMENT
Our partner manufacturing facilities provide the production and engineering capabilities shown below. These photographs are taken from the supplied manufacturing reference and illustrate general closure-making equipment. They are not presented as a dedicated olive oil cap line or as facilities owned by Colors Glass.
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01 / MANUFACTURING REFERENCE Aluminum Sheet PrintingSheet printing establishes the artwork before cap forming. The manufacturing reference shows a FUJI offset printing and coating line. Color references, print positions and the formed-cap appearance should be reviewed together during sample approval. |
Printed aluminum preparation and decoration
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Aluminum surface-finishing line
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02 / MANUFACTURING REFERENCE Aluminum Surface FinishingThe reference includes a roll-coating line for aluminum surface treatment. This is a metal-finishing process used in closure manufacturing. The coating system and relevant material documents should be confirmed for the selected product. |
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03 / MANUFACTURING REFERENCE Cap Forming & Automated ProductionCap production requires forming equipment and tooling appropriate to the selected shell geometry. The reference includes stamping equipment and automated production equipment from SACMI and other manufacturers. Final dimensions and tool requirements depend on the cap format. |
Automated closure production equipment
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Plastic component injection molding equipment
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04 / MANUFACTURING REFERENCE Plastic Component Injection MoldingInjection molding produces the plastic components used inside closure assemblies. The reference shows high-speed injection molding equipment. Insert geometry, material grade and bottle-neck engagement must be confirmed for each selected assembly. |
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05 / MANUFACTURING REFERENCE Roll Printing for Closure DecorationThe reference lists CALF and OMSO roll-printing equipment. Printing capability supports the review of decoration positions and artwork on closure components. The available printing method and color configuration are confirmed for the chosen format. |
Roll-printing equipment for closure decoration
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Hot-stamping equipment
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06 / MANUFACTURING REFERENCE Hot Stamping for Brand DetailsThe equipment reference identifies a MADAG hot-stamping machine. Hot stamping can be considered for metallic logos or details, subject to the cap geometry, artwork and required finish. Physical samples provide the basis for appearance approval. |
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07 / MANUFACTURING REFERENCE Component Assembly & Production HandlingAutomated manufacturing equipment supports component handling and production operations. The exact assembly route depends on the selected shell, insert and functional components. Confirm the approved configuration before production rather than assuming every insert can use the same assembly setup. |
Automated closure manufacturing equipment reference
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QUALITY CONTROL
| Control area | What the reference establishes | What to agree for your order |
|---|---|---|
| Incoming materials | The reference describes fixed material suppliers and grades, supplier quality agreements and retained incoming-material samples. | Material specification, traceability requirements and applicable food-contact documentation. |
| Appearance | High-speed automatic inspection and a visual inspection interface are shown. | Relevant defects, decoration approval, acceptance limits and inspection coverage. |
| Dimensions & assembly | Tooling and development equipment are shown; specific tolerances are not established here. | Approved drawings, component fit and dimensional acceptance criteria. |
| Bottle performance | No model-specific test results are supplied for the selected olive oil assembly. | Bottle fit, opening, leakage, pouring, resealing and any non-refillable requirement. |
DEVELOPMENT & SAMPLE APPROVAL
Start with the bottle-neck drawing or sample and your preferred cap format. Review insert requirements, decoration feasibility and any tooling changes. Evaluate physical samples for fit, first opening, pouring and resealing before approving the order.
Sampling time, custom tooling charges and production lead time are quoted separately according to the project. The equipment shown supports general engineering discussions and does not guarantee that every requested design is feasible.
PACKING & DELIVERY
Confirm carton quantity, carton dimensions, gross weight, pallet arrangement and labeling requirements for the selected closure. Packing and handling should protect the approved finish and maintain the condition of internal components. Final packing data and shipping terms are provided with the quotation or order confirmation.
BOTTLE & LINE MATCHING

Send a bottle-neck drawing or physical bottle sample together with details of your capping equipment. We can review the required closure format and coordinate sample evaluation before the order is finalized.
A matching nominal diameter does not guarantee fit. Final suitability depends on the bottle, closure assembly and capping process.
BUYING INFORMATION
For olive oil producers, bottlers and private-label packaging projects, a complete specification helps avoid delays in sampling and quotation.
| Product | Olive oil bottle closure with pourer insert |
|---|---|
| Construction | Aluminum shell with plastic internal components; exact material grades to be confirmed |
| Decoration | Color and print options; hot stamping and embossing subject to format confirmation |
| Quantity | Provide order quantity per size, color and artwork |
| MOQ & lead time | Quoted according to the selected configuration and decoration |
| Packing | Carton quantity, carton size and pallet arrangement confirmed with the quotation |
| Samples | Request samples for bottle fit and pouring evaluation |
FREQUENTLY ASKED QUESTIONS
No. Nominal cap diameter is only a starting point. The bottle finish, sealing surfaces and insert geometry must match the selected closure.
No universal non-refillable claim is made for this range. Specify the requirement and confirm the mechanism and testing for the selected assembly.
Color and decoration options can be reviewed for your cap format. Submit artwork and color references for feasibility review and sample approval.
Production lead time is confirmed with the quotation according to quantity, configuration, decoration and sample approval. Sampling time is quoted separately.
Send the bottle-neck drawing or sample, cap size, insert requirement, quantity, artwork, capping equipment details and delivery destination.
Request the applicable documentation for the selected materials and destination market during specification review.