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RTD Coffee Carton Caps Manufacturer
Home / Product / Aseptic Carton Caps / RTD Coffee Carton Caps
  • RTD Coffee Carton Caps

RTD Coffee Carton Caps

This series of caps is specifically designed for aseptic carton packaging of ready-to-drink (RTD) coffee products such as latte, black coffee, and flavored coffee, with particular focus on preserving coffee aroma and ensuring smooth pouring for high-viscosity, milk-based formulas (such as latte and mocha). The caps must not only provide reliable sealing but also withstand high-temperature processing such as pasteurization or aseptic filling, while offering a good opening experience.
Our RTD coffee cap product line includes the Helicap, Streamcap, and Dreamcap series, compatible with mainstream carton formats such as BRIK, FINO, SLIM, and PRISMA Base, covering volumes from 100B and 125SLIM to 200SLIM and 330SLIM, meeting the filling needs of most carton coffee production lines.

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Key Selling Points

  • High-temperature filling resistance: Suitable for aseptic filling and high-temperature sterilization processes, remaining structurally stable and resistant to deformation under high-temperature conditions.
  • Effortless opening: Opening torque has been repeatedly tested and adjusted so the cap is not difficult to open while still maintaining reliable sealing.
  • More stable freshness retention: Milk-based coffee products are relatively sensitive to oxidation and spoilage; good sealing performance helps extend shelf life.
  • Leak resistance: The cap fits tightly against the carton spout interface, reducing the risk of leakage during transport and handling.
  • Multi-format compatibility: The same cap series can fit multiple carton shapes, so customers don't need to switch suppliers when adjusting packaging formats.
  • Broad size coverage: Corresponding models are available from small portable packs to large-capacity sharing packs.

Technical Specification Table

Product Type

Plastic screw/pour caps for RTD coffee carton packaging

Main Material

Food-grade PP; material selection depends on oxygen barrier performance, filling temperature, and production line process

Application Areas

RTD coffee products such as black coffee, latte, mocha, and flavored coffee

Cap Models / Opening Sizes

Helicap 27 / 27 Pro, StreamCap 27, DreamCap Pro, Mini DreamCap; other opening sizes available upon customization

Compatible Carton Formats

Brik, Prisma, Gemina, Base/100B; specific fit to be confirmed based on carton spout drawings or samples

Neck Fit

Customized according to customer drawings, samples, or carton spout specifications; outer diameter, inner diameter, thread profile, and cap height must be confirmed before mass production

Sealing Structure

Threaded screw fit with sealing lip design, focused on ensuring oxygen-barrier sealing performance; inner liner structure can be confirmed based on product drawings

Filling Compatibility

Suitable for aseptic carton filling processes; compatibility with sterilization media and production line speed must be confirmed in advance

Pour Flow Compatibility

Large-flow pour structure available, suitable for the pouring needs of high-viscosity products such as milk-based coffee

Opening Design

Easy-open structure; standard twist-open or large-flow pour opening depending on model; target torque as per customer requirements

Color

Customizable Pantone colors supported

Logo / Printing

Embossed logo, in-mold logo, pad printing, or surface printing, depending on MOQ and mold design

OEM / ODM

Supports custom mold development, structural drawing design, and production line compatibility testing

Packaging

Bulk / tray-packed / carton-packed; specific packing quantities to be confirmed

Samples

Samples and small-batch trial orders available; sample lead time to be confirmed

MOQ

Determined based on color, logo, mold, and packaging requirements; to be confirmed

Compatible Carton Formats

The final fit between the cap and carton must be confirmed based on the customer's carton spout drawings or physical samples.

Carton Format

Common Volumes

Typical Applications

Brik

200 ml, 500 ml, 1000 ml

Standard black coffee, flavored coffee

Prisma

250 ml, 330 ml, 1000 ml

Premium latte, mocha

Gemina

1000 ml

Family-size milk-based coffee

Base / 100B

100, 125, 200 ml

Small-volume single-serve RTD coffee

 

About
Lile (Taizhou) Technology Co., Ltd.
Lile (Taizhou) Technology Co., Ltd.
Established in 1994, we have consistently upheld the core philosophy of "craftsmanship, quality first" and are committed to becoming a leader in the global bottle cap industry. As a China-based .RTD Coffee Carton Caps Manufacturer and .Custom RTD Coffee Carton Caps supplier, we specialize in producing plastic bottle closures. Through continuous technological innovation and material research and development, we provide safe, reliable, environmentally friendly, and highly customized packaging solutions for a wide range of products, including beverages, foods, cosmetics, and pharmaceuticals.
As a professional source manufacturer, we have built a one-stop supply chain system from raw material procurement to production and processing, logistics and distribution, ensuring the precise connection of each link and providing partners with highly stable, timely and adaptable bottle cap solutions.
About Us
Founded in
1993
Year
Product Varieties
30+
Types
Production Capacity
800+
Million Units
Blogs

RTD Coffee Carton Caps Industry Knowledge Extension

Lile (Taizhou) Technology Co., Ltd works as an RTD coffee carton caps manufacturer, developing closures for black coffee, latte, mocha, and flavored coffee packed in aseptic cartons. Coffee brings three demands together at once: the cap has to survive high-temperature filling, hold back oxygen that dulls aroma, and pour cleanly even when the product is thick and milk-based.

Why RTD Coffee Needs Both Heat Resistance and Oxygen Barrier

Pasteurization and aseptic filling both expose the cap to sustained heat before it ever reaches a shelf. A structure that softens or shifts shape under that heat compromises the seal before storage even begins, so material stability at filling temperature is checked before anything else.

Outer Cap Body - Heat Stable PP Structure Sealing Lip - Oxygen Contact Barrier Inner Liner - Aroma Retention Layer

Milk-based formulas like latte and mocha are more sensitive to oxidation than black coffee, which is one reason sealing lip and liner design get extra attention on RTD coffee cap projects compared to simpler beverage caps.

Viscosity-Matched Pour Design: Black Coffee vs Milk-Based Coffee

Pour structure follows how thick the product is. Black coffee behaves close to tea or juice, while latte and mocha carry milk fat and body that slow pouring through a small opening.

Black Coffee Latte / Mocha

The needle position reflects where a product sits on the viscosity range, which is what determines whether a standard opening or a large-flow pour structure is specified for that carton.

Cap Series Fit for Coffee Filling Lines

Helicap 27 / 27 Pro

Wider one-step opening suited to standard black coffee and flavored coffee lines.

StreamCap 27

Large-flow pour structure built for smoother handling of milk-based, higher viscosity formulas.

DreamCap Pro

Direct drinking spout with tethered reseal, fitting premium single-serve coffee formats.

Mini DreamCap

Compact opening for small-volume, single-serve RTD coffee packs.

Carton Format and Volume Range for RTD Coffee

Common carton formats used across RTD coffee packaging projects.
Carton Format Common Volumes Typical Application
Base / 100B 100, 125, 200 ml Single-serve RTD coffee
Brik 200, 500, 1000 ml Standard black and flavored coffee
Prisma 250, 330, 1000 ml Premium latte, mocha
Gemina 1000 ml Family-size milk-based coffee

Multi-Format Compatibility Without Re-Tooling

Coffee brands adjusting between a small single-serve run and a larger family format do not always need a new cap supplier, since one series is commonly built to fit several carton formats.

Brik
Prisma
Gemina
Base / 100B

Spout drawings are still confirmed for each format switch, but the underlying cap series and mold platform can often carry across the change.

OEM and ODM Process for Coffee Brand Projects

1
Confirm the Model

Cap type, carton format, and volume shared for a quotation within 24 hours.

2
Sample Confirmation

3D modeling and physical samples within 72 hours, verifying fit and branding effect.

3
Mass Production and Delivery

Full inspection after production, shipped within the agreed timeframe.

Supply Chain Reliability for Coffee Filling Partners

Coordinated Supply Chain

Raw material sourcing, production, and logistics run under one coordinated system.

Full Traceability

Raw material and production records kept so any issue traces back to its source.

Priority Scheduling

Urgent coffee production orders can be prioritized to limit disruption impact.

FAQ

What makes RTD coffee caps different from standard beverage caps?
RTD coffee caps combine heat resistant structure for aseptic or pasteurized filling with oxygen barrier sealing to protect aroma, alongside pour geometry adjusted for thicker, milk-based formulas.
Can the same cap handle both black coffee and milk-based coffee lines?
Not always the same opening size. Black coffee generally suits a standard opening, while latte and mocha are better matched to large-flow pour structures.
How does the cap structure help preserve coffee aroma during storage?
The sealing lip and inner liner form the main oxygen barrier, limiting the slow air exposure that dulls coffee aroma and flavor over storage time.
What carton formats are available for RTD coffee packaging?
Brik, Prisma, Gemina, and Base or 100B formats are all commonly used, with final spout fit confirmed by drawing or sample.
Can cap size be adjusted for high-viscosity latte or mocha formulas?
Yes, large-flow pour structures are available specifically for higher viscosity, milk-based coffee products.
Is the same cap series usable across different carton format switches?
Often yes, since several cap series are built with multi-format compatibility in mind, though spout drawings still need confirmation for each new format.
What information is needed to start an RTD coffee cap customization project?
Carton spout drawing or sample, target coffee category and viscosity, filling process details, and any color or branding requirements are the typical starting inputs.
How is supply reliability maintained for urgent coffee production orders?
A coordinated supply chain covering raw material sourcing, production, and logistics is combined with priority scheduling for urgent order needs.