GuanChengXin

GuanChengXin: Leading Custom Zamac Bottle Cap Manufacturer

GuanChengXin has been focusing on the ZAMAC die-casting industry for nearly 20 years. We are a specialized Zamac cap manufacturer dedicated to designing and producing ZAMAC wine bottle caps and ZAMAC perfume caps.Zinc alloy is the only material we run — every cap on this site is die-cast from it, and it is the term most US buyers search for.

Zamac Perfume Bottle Cap

Wholesale Perfume and Wine Bottle Caps

GuanChengXin will always provide you turnkey solution for Zamac Bottle Caps needs.
 
GuanChengXin zamac bottle cap factory workshop in Dongguan

Your Best Perfume & Wine Bottle Caps Factory in China

  • ISO 9001 Certificated Factory
  • Full automatic production line
  • 80% of our customers come from Europe and USA
  • Cooperated with top 500 companies
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Comprehensive Zamac Bottle Caps Solution

Superior material icon — zinc alloy ingots

Superior Material

We select premium zinc alloy to ensure the texture and durability of the cap, adding a touch of luxury to your product.

Innovative design icon — pencil and ruler

Innovative Design

With our wealth of experience, our design team will craft a distinctive and captivating cap that showcases your brand's elegance.

Exquisite craftsmanship icon

Exquisite Craftsmanship

Employing advanced techniques, we ensure each cap undergoes meticulous processing, highlighting the essence of craftsmanship.

Customization options icon

Customization Options

From shapes to decorations, we offer diverse customization choices to meet your brand's requirements, making your cap truly unique.

Quality assurance icon

Quality Assurance

Stringently following quality control protocols, each zinc alloy cap undergoes rigorous inspection to meet international standards.

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Production Efficiency

With our efficient production team, we guarantee on-time order completion, ensuring your products launch punctually.

Sourcing Perfume & Wine ZAMAC Caps from GuanChengXin

Providing heavy metal texture and luxurious feeling, Zamac cap has always been popular among luxury perfume and wine brands for high-end market. Zamac bottle cap is also the first choice of famous niche brands, which is manufactured by us with the luxury material of zinc alloy.

For Brand Owners

Brand owners usually arrive with a bottle and a mood board. We turn that into drawings, then a prototype you can hold, then a production cap that matches the rest of the packaging — plating colour, engraving depth and the way the cap seats on the neck all get agreed before tooling. Launch quantities do not have to be large: if you are testing a line, say so and we will quote accordingly.

For Manufacturers & Suppliers

If you already make or fill bottles, we supply the closure that fits them. Send the neck specification or a sample bottle and we will match the insert, the thread and the tolerances, so caps arrive ready to assemble on your line instead of needing adjustment at your end. Repeat orders are held to the same tooling and finish recipe.

For Wholesalers

Wholesalers need repeatability more than novelty. We keep the tooling, the finish recipe and the inspection standard on file for every design we have run, so a reorder six months later comes out the same as the first shipment — same colour, same fit, same packing. Consolidated shipping and mixed-SKU orders are both possible.

Get Your Custom Zamac Bottle Caps By 8 East Steps

GuanChengxin aims to provide every customer with top-quality and affordable custom Zamac perfume bottle caps.
Our team offers professional solutions for your customized products.

2D and 3D design drawings for a custom zamac bottle cap

Design and drawing

This is the first step of all the communications. Customers can send us designs and drawings directly or we can draw 2D or 3D for customers.

Tooling and mould making for a zamac bottle cap

Molding

Based on the requirements and drawings, we proceed the tooling and molding for the product.

Zamac die casting machine producing zinc alloy bottle caps

Zamac Die-casting

We have different kinds of techniques and ways for die casting.

Removing gates and flash from die-cast zamac caps

Basic Appearance Treatment

Removing the gates/flash or burrs is the basic step for the following polishing.

Polishing zamac bottle caps before electroplating

Polishing

It will be intensive surface treatment process, and it will help the next electroplating step more favorably.

Electroplating line finishing zamac bottle caps

Electroplating

It can make the caps shining and luxury and enhance the corrosion resistance ability.

100% quality inspection of finished zamac bottle caps

100% Quality Check

We provide 100% quality check service to make our customers can get 100% exquisite high quality bottle cap.

Zamac perfume caps packed in EVA trays ready for shipment

Packaging

We provide different options for keeping the perfume caps safely during long time shipment, including custom EVA, plastic tray, etc,. Particularly the custom EVA can fit the perfume cap very well.

Zamac Bottle Cap Manufacturing Capabilities


GuanChengXin runs its own zinc alloy die casting plant in Dongguan, China — about 3,000 square metres of floor space and close to 20 years of production behind it. We are a manufacturer, not a trading company, which means design, tooling, die casting, polishing, plating and packing all happen under one roof and inside one quality system.

 Custom zamac bottle cap manufacturing: zinc alloy die casting, polishing and in-house tooling and mould design

That matters most on small, detailed parts. A bottle cap is unforgiving: a 0.1 mm shift in the neck bore, a plating bath that runs 30 seconds short, a polishing line that rounds an edge — each one shows up on the shelf. Keeping every stage in-house means a problem surfaces in hours instead of weeks, and it can be traced back to the machine that caused it.

The same plant and the same quality system also run our custom zinc alloy die casting service for parts beyond closures.

StageEquipment we runWhat it decides on your cap
Tooling and mould makingIn-house mould shopCap geometry, parting line, wall thickness
Zamac die casting5 automatic machines: 200T, 160T, 88TDensity, dimensional stability, surface integrity
DeburringManual stations + automatic linesRemoves gates and flash before polishing
Polishing60 hand-polishing stations + 2 automatic linesBase finish: mirror, satin or brushed
CNC turningCNC lathesThreads, inner bores, structural details
Surface finishingElectroplating, painting, electrophoresis, vacuum platingColour, brightness, wear resistance
AssemblyPrecision plastic insertsNeck fit, sealing, magnet seating
Inspection100% check plus AQL samplingConsistency across the whole batch

Material is Zamak 3# (No. 3 eco-friendly zinc alloy). It fills fine detail in the die, holds a sharp edge after polishing, and takes plating evenly — the three properties that decide whether a zinc alloy cap reads as premium or as cheap.

If you are comparing suppliers, our write-up on high-end zinc alloy bottle cap solutions explains how each of these stages affects cost and lead time.

Perfume Zamac Caps

A perfume cap is the part your customer touches first and the part that gets photographed. It has to feel heavy enough to justify the price, close cleanly, and still look right after months on a dresser.

We build perfume caps in Zamak 3# around the FEA 15mm standard neck, with a precision plastic insert inside the cap to hold the fit and keep the fragrance sealed. Shapes we run regularly include spherical, cylindrical, polygonal and cube caps, plus figurative designs such as horse-head and rose-shaped caps — our custom zamac perfume caps range shows the current collection.All of these zinc alloy perfume caps share the same insert system

horse-shaped zamac perfume bottle cap

A good example is our spherical zamac perfume cap: a single-piece zamac body with a built-in plastic insert, finished in plating or painted colour to match the bottle.

spherical zamac perfume cap with glossy gold plating

Where the brief calls for a click-shut cap instead of a friction fit, we build a magnetic closure — see the magnetic zamac perfume cap.

magnetic zamac perfume cap

Perfume sits against the cap for years, so we test perfume caps for abrasion and salt spray, not only for appearance. A finish that looks perfect on day one and dulls by month three is a finish we will not ship.

Wine & Spirits Zamac Caps

Zinc alloy wine cap with knurled body, engraved zamac wine bottle cap and cylindrical zamak liquor cap with engraved emblem
Wine and spirits closures have a harder job than perfume caps: they have to seal, not just decorate. We build them around three fitting methods — natural cork insert, thread, and T-top stopper — so the closure matches the bottle finish you already use instead of forcing you to change bottles.
 
Common zinc alloy builds include vintage knurled caps in antique silver, brass and copper; petal and crown stoppers; pentagonal caps; and champagne caps.and champagne caps. Our zamac wine bottle caps range covers the current series.
 
The vintage zinc alloy wine cap with cork is typical of the category: a knurled zamac body for grip, a natural cork insert for an airtight seal, and an antique finish that reads as aged metal rather than as paint.
 
For spirits, the cylindrical engraved zamac liquor cap carries a deep-relief emblem on the top face and takes imitation gold, rose gold or antique brass plating.
 
Every wine and spirits cap is checked for seal performance, alcohol resistance, high and low temperature and boiling — the four tests that catch failures after the bottle is filled, when a return is most expensive.

Custom Options: Shape, Logo, Finish & Colour

Almost every cap we ship is made to order. Four variables decide what you end up with.

 

Shape

Start from a sketch, a sample bottle or a reference photo. Our design team produces 2D and 3D drawings for your approval before any tooling begins. If you already have files, send them in STEP, IGES, STL, OBJ, PDF, AI, JPG or PNG — all of them go straight into the tooling review.

zinc alloy cap design drawing in 2D and 3D

Logo

Three routes: debossed, embossed, or laser-engraved. Deep relief suits zinc alloy because the material fills fine detail in the die, so a crest or a monogram keeps its edges after plating.Laser engraving is better for small text and for artwork that needs to stay crisp on a curved zinc alloy surface.
 

Finish

Polishing comes first, then plating. Standard colours are silver, gold, rose gold, nickel, chrome, matte and glossy, and they can be combined on one part. Beyond plating we run painting, powder coating, electrophoresis, vacuum plating and sand blasting, which is how antique, brushed and two-tone effects are produced.
Chrome plated zamac bottle cap in close-up and a collection of plated perfume caps in gold, silver, blue and pink

Colour and texture

Antique washes, brushed textures and two-tone plating are all possible on the same cap. Tell us which parts of the design must stay bright and which should be recessed — the finish recipe is written per design, not per order. If you want to see options before committing, request a quote for your zamac cap and we will send finish samples.
sand blasting zamac cap surface for matte texture

Quality Control & Compliance

Every zinc alloy batch is checked against the same inspection sheet before it reaches plating, so a defect is caught at the casting stage rather than at packing.
 
Inspection starts before plating, not after. Every cap is checked 100% before surface finishing, because a plating layer hides a defect rather than fixing it — a pit or a scratch that survives to the plating stage will still be there when the cap reaches the shelf.
 
After finishing, the batch is checked against AQL. The tests we run as standard are salt spray, perfume abrasion, alcohol resistance, high and low temperature, boiling and seal. Which ones apply depends on what goes into the bottle, so we agree the test list at quotation stage instead of guessing.
 
Documentation can be issued with the goods: FAI report, PPAP, RoHS and material certification, control plan and COC. If your QA process needs a specific form, tell us when you request the quote and we will build it into the production run.
 
Our certifications and test reports are being consolidated onto a dedicated page. Until it goes live, ask our sales team for the current reports and we will send them with the quotation.

MOQ, Sampling and Lead Times

zinc alloy bottle cap PrototypingSampling: a custom sample takes 15 days from drawing approval. Mass production: 25–30 days, depending on order quantity and the season you place the order.
 
MOQ is not a single number. Cap size, weight and finishing route all change the economics of a run — a small polished cap and a large two-tone plated cap do not start at the same quantity. Send us the drawing or the reference photo and we will quote the MOQ for that specific design.
 
No drawing yet? Our engineers produce the 2D and 3D for your approval before tooling starts. You send the neck size, the look you want and the quantity you need; we send back drawings you can actually sign off on.
 
Payment is T/T in advance as standard; net 30 is available for long-term customers. More detail on sampling, documents and payment is on our MOQ, sampling and lead time FAQ.

Zamac vs Plastic, Aluminium and Wood Caps

Zamac is not the cheapest closure material, and it is not meant to be. Zinc alloy costs more per unit than plastic and aluminium, and buys weight, detail and a real metal finish in return.This is how it compares against the three alternatives brands usually weigh it against.

MaterialWeight and feelDetail achievableSurface optionsBest for
Zamac (zinc alloy)Heavy, cold to the touchHigh – fine relief, sharp edgesPlating, painting, electrophoresis, vacuum plating, sand blastingLuxury perfume, premium spirits
PlasticLight, warmMediumMoulded colour, soft-touch coating, metallisingMass market, travel sizes, tight budgets
AluminiumLightMediumAnodising, printingMid-range spirits, closures with liners
WoodLight, natural grainLow – limited by the grainOiling, staining, laser engravingNiche and eco-positioned brands

If the brief is premium positioning and a cap that photographs well, Zamac wins: it is the only one of the four that holds fine relief, takes real metal plating, and feels expensive in the hand. If the brief is unit cost at very high volume, plastic wins. Zinc alloy does not make packaging cheaper – it makes the rest of the packaging look more expensive.

Wood sits in a different category again: it reads as niche and eco-positioned, but the grain limits how fine a relief you can hold. We compared the two in detail in wooden vs zinc alloy perfume caps.

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Zamac Bottle Cap FAQ

Are you a manufacturer or a trading company?

We are the manufacturer. Our plant in Dongguan runs zinc alloy die casting, polishing, plating, assembly and packing in-house.

Can I get a sample before placing a bulk order?

Yes. We provide samples for testing. A custom sample normally takes 15 days from drawing approval.

What if I do not have a drawing?

Tell us the bottle neck size, the look you want and the quantity you need. Our engineers prepare 2D and 3D drawings for your approval before tooling starts.

What is the lead time?

Custom samples: 15 days. Mass production: 25–30 days, depending on order quantity and the season you place the order.

What documents are provided with the goods?

FAI report, PPAP, RoHS and material certification, control plan and COC can all be issued. Tell us what you need when you request the quote.

Customize Your Own ZAMAC Cap

We help you avoid the pitfalls to deliver the quality and value your ZAMAC wine bottle cap and perfume cap need on-time and on-budget.

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