Custom Cylindrical Vial Case for 7 x 3ml Vials
Cylindrical Vial Case — Seven 3ml Vials in a Screw-On Round Shell
Thiscylindrical vial case carries seven 3ml glass vials in a fixed honeycomb 1+6 insert — one pocket in the center, six around it — closed by a screw-on lid with a diamond-knurled grip band. The edition shown here is printed in PLA with a smooth rainbow gradient, the finish only PLA takes; solid PETG colors run on the same round shell. Factory-direct from our 15,000㎡ plant — MOQ 50 pcs, UV logo free from 100 pcs, 15–25 day lead time.
Specifications & Sizes — 3ml 7-Slot
| Item | Specification |
|---|---|
| Model | 3ml 7-Slot |
| External size (⌀ × H) | ⌀ 65 × 42 mm |
| Capacity | 7 × 3ml glass vials (13 mm crimp) |
| Insert layout | Fixed one-piece insert, honeycomb 1+6 — center pocket + six around |
| Cavity | ⌀ 17 mm × 23 mm per pocket |
| Shell material | PLA (gradient editions) / PETG (solid colors), printed |
| Lid | Screw-on, diamond-knurled grip band, radial-textured top |
| Color | PLA rainbow gradient shipped; PETG solid colors on request |
| Printing | UV printing on lid top; gradient program in PLA |
| MOQ | 50 pcs — logo optional at +US $0.50 in the 50–99 band, free from 100 pcs |
| Lead time | 15–25 days |
Color & Finish Editions — PLA Gradient & PETG Solid
The shipped edition is a PLA rainbow gradient that flows around the shell and across the radial lid top. Gradients are produced in PLA — the material takes a smooth multi-color transition that PETG does not — while PETG remains our material for solid colors where impact resistance comes first. Both materials run on the same round geometry, so a gradient program and a solid-color program can share one product line. Your UV logo prints on the lid top; the knurled band stays clean for grip. Other solid PETG colors run on the same shell on request — send your Pantone reference and we quote from the same MOQ 50.



Fixed One-Piece Insert — Honeycomb 1+6 for Seven 3ml Vials
The insert is printed as one piece with the base — no foam, no loose tray, nothing to shift or tear out. Its honeycomb layout holds one 3ml vial in the center pocket and six more around it — standard cylindrical vials (round vials with 13 mm crimp caps) — each pocket bored to ⌀ 17 mm. Because the pockets are part of the base, every case in a batch gauges identically, and a custom cavity layout (a different count, a mixed diameter, or a taller pocket) is produced on the same round shell at the same MOQ.

Will Your 3ml Vial Fit? Pair It With Matching Glass Vials
This cylindrical vial case is cut for standard 3ml glass vials with 13 mm crimp caps — the workhorse size of peptide, hormone, and cosmetic sterile packaging. We also supply 2ml glass vials,5ml glass vials,10ml glass vials,20ml glass vials,amber glass vials, and other pharmaceutical glass vials. Order case and vials together and they arrive matched, from one factory, in one shipment.

Why Choose This Cylindrical Vial Case
- Seven 3ml vials in one round shell — a full weekly course of 3ml peptides in a case that fits the palm.
- Screws shut, stays shut — the knurled screw lid closes down over the loaded vials; no latch to spring open in a bag.
- Gradient rainbow, a PLA program — the shipped edition's smooth color flow only PLA prints; solid PETG colors run on the same shell.
- Fixed one-piece insert — honeycomb 1+6 pockets printed with the base; no foam to shed and no tray to lose.
- Custom-friendly at MOQ 50 — color, gradient program, logo, even the cavity layout from 50 pcs.

Applications — Weekly Kits, Retail Shelves & Lab Benches
Peptide brands pack a seven-vial weekly kit — seven 3ml vials, one shell, a logo on the lid. Clinics hand patients a sealed week of doses that sits quiet in a bag or drawer. Retail sellers use the gradient cylindrical vial case as a counter display where the rainbow pulls the eye, and labs keep seven reagent 3ml vials organized on a bench. The round footprint also drops straight into cup holders and round gift boxes.

Materials & Construction
The shell and its fixed insert print as one assembly on our in-house printers. PLA — the material behind the gradient program — gives clean color blending and a rigid, dimensionally stable body; PETG solid colors bring high impact resistance and low moisture absorption. The screw lid carries a diamond-knurled band for grip and a radial-textured top that takes UV printing well. Neither material is a sterile barrier — this case is organizational packaging, and we supply the matching 3ml glass vials too.

Factory QC, Drop Test & Quality Assurance
Every batch of this 7-slot round case passes the same in-house test matrix as the rest of our vial case line:
| QC check | What we check & pass standard |
|---|---|
| Drop test | ~1.0 m free-fall onto a hard surface on loaded cases, sampled from every batch (height adjustable to your shipping mode); the lid must stay screwed shut and vials unharmed. |
| Thread & closure cycling | 300+ screw open-close cycles on a test jig; threads must still engage smoothly and the lid must seat with the same torque at the end. |
| Vial fit gauging | Cavity diameter and depth checked with pin gauges against a master 3ml vial every batch. |
| Climate cycling | Repeated high-humidity, high-temperature cycles simulating sea freight; no warping, no lid loosening. |
| Material & print | Raw material lot log (PETG / PLA); UV-printed logos rub-tested so branding survives handling and transit. |
| Final inspection | 100% visual and dimensional check of shell, threads and insert pockets before packing. |
Release flow: batch sampling through the matrix above → re-work or scrap on any failure → final inspection → packing. Test equipment: drop rig, thread cycling jig, pin gauges, climate chamber, force gauge.
Customization Process — Custom Cylindrical Vial Cases from MOQ 50, Free Sample, 15–25 Days
Every size in the cylindrical line runs at MOQ 50 pcs. The standard build — PLA gradient or solid PETG, no logo — is quoted at the MOQ-tier price in the table below. Want your logo in the 50–99 band? It prints for +US $0.50 per piece. From 100 pcs the logo becomes a free option: we print it or leave it off, the unit price is the same. A fully customized build — a gradient PLA program, a custom cavity layout, or a custom diameter or height — is quoted on your drawing at the same 50-piece MOQ. The route: send vial size and artwork → structural proof within 48 hours → sample in 5–7 days, photographed for approval and couriered free → confirmed order ships in 15–25 days.
Pricing, MOQ & Order Volume
Indicative pricing for this item is quoted in a band of US $3.70 – 5.50 / pc EXW Guangdong, before freight. Where you land inside that band is set by two things: how far the build is customized, and how large the run is. The lower end of the band is not an order-quantity price — it is the level we reach on high-volume and repeat programs, where tooling and print setup are spread over a large piece count. At the MOQ the same solid color build is quoted at the figure shown below. We would rather put both numbers on the page than let you anchor on one we cannot hold at small quantities.
| Configuration | Order quantity | Indicative unit price (EXW) |
|---|---|---|
| Standard build — solid color, no logo | MOQ — 50 pcs | US $5.00 / pc |
| Standard build with your UV-printed logo — optional | 50–99 pcs | US $5.00 + 0.50 = US $5.50 / pc |
| Standard build — logo printed free, entirely optional | 100 pcs and up | US $5.00 / pc |
| Standard build — same construction, larger run | High-volume runs and repeat orders | towardsUS $3.70 / pc |
| Fully customized build — a gradient PLA program, a custom cavity layout, or a custom diameter or height, a different size within the same vial capacity, or a special finish | 50 pcs and up, quoted on your drawing | up to US $5.50 / pc |
In short: US $5.00 / pc for the standard build at the MOQ of 50 pcs. Your logo is optional at that tier (US $0.50 / pc extra), and from 100 pcs it becomes a free option — whether we print it or not is entirely your choice, the unit price stays the same. Large and repeat programs step down towards US $3.70 / pc. Every figure is indicative and subject to the specification on your drawing.
Quantity is the main lever. Pricing is quoted against your actual quantity, colour and finishing. A short run carries more setup per piece; high-volume and repeat quantities spread that setup and move the unit price down towards the lower end of the band. Because artwork and tooling stay on file, a reorder skips the setup step. Send your target quantity and we return a tiered quote — for example 50 / 500 / 2,000 pcs — with the sample plan.
MOQ.50 pcs across the range — solid color builds as-is, or add your UV-printed logo as an optional extra (US $0.50 / pc). From 100 pcs the logo becomes a free option: we print it or leave it off, same price. A fully customized build (a gradient PLA program, a custom cavity layout, or a custom diameter or height, a different size within the same vial capacity, or a special finish) is quoted on your drawing at the same 50-piece MOQ.
Prices are indicative, quoted EXW Guangdong, and exclude freight, duties and packing extras. The final quotation follows your specification, quantity, artwork and packing requirement — quotation within one working day, sample approved before mass production.
FAQ — Cylindrical Vial Case
The Cylindrical Vial Family — One Screw-On System, Three Sizes
This round, screw-lid family runs in three sizes. Every case listed here is in production today, so one purchase order can cover the whole set:
- 3ml 7-Slot cylindrical vial case — seven 3ml vials, honeycomb 1+6 — this page
- 3ml single vial holder — one 3ml vial, pocket size
- 10ml vial case — one larger 10ml vial, same screw-on system
Matching glass is available too — order the case and the vials together and they arrive matched from one factory, in one shipment.

Send your vial size + quantity — get a quote with quantity-based pricing within 24 hours.
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