Product Overview
We are a professional food packaging metal lid manufacturer with more than 10 years of production experience, specializing in custom threaded tinplate screw lids for glass jars, mason jars, honey cans, food storage bottles and beverage cups.
Our metal screw caps adopt food-grade tinplate material with sealed liner inside, featuring dual optional structures: vacuum safety button lids for canned food preservation, straw hole lids for cold drink & smoothie use. We supply 8 standard calibers ranging from 30# to 82#, support solid color painting, plaid pattern printing, custom brand logo embossing & silkscreen printing. All products comply with FDA food contact standards, widely applied for honey, jam, pickles, beverages, spices and cosmetic storage. We provide free samples, flexible MOQ and door-to-door shipping service for global importers, kitchenware distributors and food brands.
Core Selling Points
8 Complete Caliber Sizes Available
Covers 30#, 38#, 43#, 48#, 53#, 63#, 70#, 82# specifications, perfectly matched with most round glass jars on the international market, no size adaptation trouble.
Two Functional Lid Structures for Selection
- Safety Button Vacuum Lid: Central concave button realizes vacuum sealing reminder, ideal for home canning, preserves long-term fresh storage;
- Straw Hole Lid: Reserved drinking hole with silicone ring, suitable for iced coffee, juice, milk tea portable drinking cups.
Food-Grade Safe Material & Sealing Liner
High-quality tinplate metal + food-safe PE/foam sealing gasket inside, no harmful substances precipitation, resistant to weak acid and oil, safe for food & skincare packaging.
Rich Customized Appearance Options
- Solid colors: gold, silver, black, red, mint green, white, copper and dozens of matte/glossy tones;
- Pattern customization: red-blue plaid, checkered printing and other decorative surface designs;
- Pantone color matching accepted, any exclusive color system can be customized.
Multiple Logo Craft Support
Silk screen printing, embossed/debossed logo on lid surface, highlight your brand image and enhance product added value.
Excellent Airtight & Leakproof Performance
Precise threaded knurling design fits jar mouth tightly; built-in elastic liner eliminates gaps, no liquid leakage during inversion, transportation and long-time placement.
Anti-Rust Durable Surface Treatment
Whole lid coated with anti-corrosion baking varnish, effectively prevent oxidation and rust, long service life for repeated use.
Flexible Order & Perfect After-Sales Service
Small trial orders acceptable; defective, deformed and rusty lids damaged in transit can be replaced free of charge.
Product Structure Analysis
- Outer Threaded Body: Vertical anti-slip threads on inner wall for easy twisting tightening; outer wall smooth or knurled optional.
- Lid Top Surface: Plain flat surface, can be printed patterns/logo; two optional tops: with vacuum safety button / with straw drinking hole.
- Inner Sealing Gasket: Elastic soft liner embedded inside the lid, core component to realize airtight and leakproof effect, food contact safe.
Usage Operation Steps
Food Canning (Safety Button Lid)
- Clean and disinfect glass jar and lid thoroughly, wipe dry completely;
- Fill food (jam, pickles, honey) into the jar, reserve proper headspace;
- Screw the metal lid clockwise until tightly closed;
- Perform high-temperature water bath sterilization as required;
- After cooling naturally, the central safety button sinks down to confirm successful vacuum sealing.
Beverage Drinking (Straw Hole Lid)
- Pour juice, milk tea or cold drink into mason cup;
- Tighten the straw hole lid on the cup mouth;
- Insert drinking straw through the reserved hole for portable drinking, silicone ring keeps leakage-free.
Product Specification & Customization Table
Basic Size Parameters
| Size Mark | Inner Caliber Diameter | Main Application |
|---|
| 30# | 30mm | Mini cosmetic jars, tiny spice bottles |
| 38# | 38mm | Small honey bottles, sample cream jars |
| 43# | 43mm | Mini jam cans, essential oil bottles |
| 48# | 48mm | Portable honey jars, sauce bottles |
| 53# | 53mm | Medium jam jars, candy storage cans |
| 63# | 63mm | Wide mouth honey cans, pickles jars |
| 70# | 70mm | Regular mouth mason jars (classic universal size) |
| 82# | 82mm | Wide mouth large capacity preserving jars
|
Customization Items
| Custom Content | Available Options |
|---|
| Surface Color | Gloss/matte solid color, plaid printed pattern, custom Pantone color |
| Lid Function | Vacuum safety button lid / Straw hole drinking lid |
| Logo Processing | Silk screen printing, emboss, deboss |
| Sample Service | Free blank samples, buyer bears international shipping cost |
| MOQ | 500pcs for stock items; negotiable for customized bulk orders |
| Production Lead Time | 7-15 working days after artwork confirmation |
| Packing | Export carton bulk packing
|
Wide Application Scenarios
Food Packaging: Honey, fruit jam, preserves, pickled vegetables, nut butter, edible sauces, grains & dried fruits
Beverage Packaging: Iced coffee, fruit juice, milk tea, smoothie portable mason drinking cups
Cosmetic & Home Care: Body butter, handmade ointment, aromatherapy cream, facial mask sample jars
Gift Packaging: Handmade food gift sets, souvenir packaging accessories
Wholesale Retail: Supermarkets, kitchen goods stores, catering supporting packaging supplies
Our Factory Strength
- 10+ years dedicated metal bottle cap production factory, complete stamping, painting, gasket assembly production lines;
- All raw materials pass SGS & FDA food safety certification, smoothly clear customs for EU, USA, Australia markets;
- Independent color spraying workshop, fast delivery for personalized color & pattern customization;
- Strict multi-channel QC inspection: leak test, rust resistance test, thread fitting test before shipment;
- Factory direct sales without middlemen, offer competitive wholesale price for bulk buyers.
Packaging & Shipping Details
| Item | Detailed Description |
|---|
| Inner Packing | Lids sorted by size, packed into dust-proof PE plastic bags separately to avoid scratch |
| Outer Packing | 5-layer thickened shockproof export corrugated carton, compression resistant |
| Shipping Ways | Sea freight for large bulk orders (most cost-effective); Air freight / DHL/FedEx/UPS for samples & small orders |
| After-Sales Promise | Free reissue for damaged, deformed, rusty caps caused by logistics transportation
|
Why Choose Us
- Abundant size & style inventory, can meet diverse packaging demands of different capacity glass jars;
- Dual functional lid designs cover food preservation and portable drinking two usage scenes, expand your sales range;
- Diversified color and pattern customization helps you create differentiated exclusive brand packaging;
- Food-safe raw materials eliminate customs clearance risks in various countries;
- Precise thread tolerance ensures smooth opening & closing and tight sealing without leakage;
- Stable mass production capacity guarantees on-time delivery for big seasonal orders.
Kindly inform us your required size, lid type (safety button / straw hole), order quantity, customized color & logo requirements and destination port, we will prepare detailed quotation, packing list and arrange free samples for you immediately!
Grab your customized wholesale metal jar lids favorable 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.
