55mm Drinking Disposable Water Bottle Caps Plastic Bottle Lid With Spill Proof

Product Overview

We are a professional plastic packaging manufacturer with 15 years of production experience, specializing in disposable beverage plastic screw caps for mineral water, juice, carbonated drinks, purified water and daily liquid packaging. This standard 28mm ribbed plastic bottle cap is made of food-grade PP raw material, available in two inner thread structures (Type A & Type B) to match different bottle mouth standards.
We support full color customization, batch wholesale, mold development and logo printing. The caps feature tight sealing, anti-leakage, easy capping for automatic filling lines, and are widely applied for drinking water, fruit juice, energy drinks, liquid condiment packaging. Free samples and crash-proof export packaging are provided for global beverage factory buyers, with complete food safety certification.

Core Selling Points

Food-Grade PP Raw Material
Compliant with EU & FDA food contact safety standards, non-toxic, odorless, high temperature resistant, no harmful substance precipitation.

Two Optional Inner Structures (Type A / Type B)
Two internal thread designs to adapt to mainstream 28mm PET bottle necks globally, compatible with most automatic capping machines.

Vertical Anti-Slip Ribbed Outer Surface
Uniform vertical stripes on the exterior, greatly increasing friction for easy manual twisting opening & closing.

Excellent Airtight & Anti-Leakage Performance
Built-in sealing gasket inside the cap, effectively prevent liquid leakage, gas escape and water evaporation during long-distance transportation and storage.

Rich Custom Color Selection
In stock: white, green, red, blue, orange, black, silver; customized Pantone colors available for brand exclusive packaging.

High Adaptability for Automated Production Lines
Uniform dimensional tolerance, stable feeding and screwing performance, suitable for high-speed industrial filling and capping equipment.

Strict Multi-Stage QC Inspection
Raw material test → dimensional check → sealing leakage test → appearance sorting before shipment, reject defective products entirely.

Stable Bulk Supply & After-Sales Support
Large-scale injection molding workshops to guarantee delivery cycle; compensate for damaged goods caused by ocean transportation.

Product Structure Analysis

General Outer Structure

1. Vertical Knurling Side Wall: Anti-slip texture for convenient hand twisting
2. Flat Top Surface: Reserved area for brand embossing, printing or laser logo
3. Integrated Cap Body: One-piece injection molding, sturdy and crack-resistant

Two Inner Types Difference

• Type A: Multi-circle curved internal buckle teeth design, stronger bite force, perfect for carbonated sparkling drinks to bear internal air pressure
• Type B: Standard smooth spiral thread structure, lightweight, ideal for still water, juice, plain drinking water packaging

Installation & Capping Operation Steps

1. Align the cap with the 28mm standard PET bottle mouth vertically.
2. Place the bottle on automatic capping equipment or use manual tightening machine.
3. Apply uniform downward pressure and rotational torque to screw the cap tightly.
4. Conduct inversion leakage test randomly to confirm sealing effect.
5. After capping, store finished products in cool dry warehouse away from high temperature and sunlight.

Product Specification & Customization Table

Basic Technical Parameters

Customizable Items

Wide Application Scenarios

• Bottled mineral water, purified drinking water
• Fruit juice, fruit flavored beverages, plant drinks
• Energy drinks, sports drinks, carbonated soda beverages
• Liquid seasonings, vinegar, edible small portion liquid packaging
• Beverage factory bulk filling production line supporting accessories
• Small portable bottled liquid gift packaging

Our Factory Strength

1. 15 years professional plastic injection molding factory focused on beverage packaging caps, 20+ automated injection molding machines.
2. Independent mold workshop, can develop exclusive cap shapes and internal thread molds for brand clients.
3. All products pass SGS food contact safety testing, meet global food import standards for Europe, Southeast Asia, Middle East markets.
4. Mature foreign trade service team, provide one-stop packaging solution for beverage manufacturers.
5. Support small trial orders and mass bulk orders flexibly.

Packaging & Shipping Details

Why Choose Us

1. Dual internal structure options solve different beverage packaging pressure and matching demands.
2. Food-safe PP material ensures drinking liquid safety, no odor pollution.
3. Precise size control adapts to all mainstream high-speed filling production lines.
4. Abundant stock colors shorten delivery time, exclusive color customization builds brand differentiation.
5. Factory direct selling without middlemen, competitive wholesale price improves your profit margin.
6. Reliable sealing performance reduces post-sale leakage complaints effectively.

Kindly inform us your required quantity, preferred inner type (A/B), customized color, logo demands and delivery port, we will send you detailed quotation, packing list and arrange free samples right away!
Get Your Wholesale Custom 28mm Plastic Bottle Cap Best Offer Now

FAQ

1,How can we know these are really lead free and food grade?

As usual for glass we have common material , high white material, crystal white material, all these material are suitable for food

grade and lead free, we pass food grade test,no need to worry safety.

2, How can I get a sample to check your quality? Do you offer free sample?

-- Yes, free samples are available,direct trade assurance order is allowed. Only freight cost is on your side which will be

refundable once the order was placed. Or if you have a courier account, we can arrange samples by collected.

3,How about the Safe package and defective and broken questions?

-- For small order or samples, we all use bubble bags or foam to pack one by one, so far customers who placed small orders have

not yet feedback about the damaged problem.

--For large quantity of container order, we support the standard export pallet package or paper carton with safe egg packing. Also

we accept customized gift box.

--Other accessories like caps will put in another carton to avoid hitting. We will guarantee the broken rate under 0.2%.

--We will compensate the defective and broken bottles by your next order freely.

4,What surface handing could you support? Shall we do our logo on it?

--Sure, we can do the logo as you need and support decoration firing ,screen printing, hot stamping, frost, label printing etc.

--About printing color: it can be made according to PANTONE color number.

5, How about the sealing?

For glass jar, we have glass lids, plastic caps, metal caps and ect ,all these kinds of lids will be matched with the jar

perfectly and sealing very well. There is a small strip of rubber under the lid where the glass hits the lid. They seal pretty

well.Food-grade rubber in line with EU export standards,the lids are very easy to screw on and off. Just one twist for on and one

for off.

6,What about the lead time?

samples will be send within 12-24hours after we receive your payment;

small orders will be delivery within 7-10 days after we receive your payment.

large quantity orders will be delivery with 20-25days.

7,What is your payment?

For sample or trial order,we accept Paypal,western union and trade assurance.

For larger orders,T/T or L/C or trade assurance will be acceptable.

8,What's your shipping terms?

For samples or trial order,FEDEX,DHL,UPS ,TNT,ARAMEX can be provided.

For larger orders,delivery by air or sea or rail accord to your requirements, we will try to help you to choose the best way depending your actual situation.