1. Complete Directory of 9 Packaging Engineering Tolerance & Laboratory QC Specifications
| Specification Code & Domain | Engineering Standards & Equipment Covered | Critical Quantitative Tolerances | Full Engineering Spec |
|---|---|---|---|
| SPEC-01 · SPI Screw Neck Finishes | 18/410, 18/415, 20/410, 24/410, 28/410, 38/400 | T / E / I / H / S ±0.15 mm · ASTM D2063 Torque · Dip-Tube Cut | SPI Neck & Torque Spec → |
| SPEC-02 · FEA Perfume Crimp & Zamac | FEA 13 / FEA 15 / FEA 20 Flacons & Magnetic Caps | 4.5–5.5 bar collet crimp · 25–35% gasket compression · 3.8–5.5 N pull | FEA 15 & Zamac Spec → |
| SPEC-03 · 5-Gate Laboratory QC SOP | Vacuum Chamber, Thermal Cycling, Cross-Hatch & Drop | -0.08 MPa × 15 min · 48°C/-15°C 30d · 3M 810 5B · 76 cm Drop | 5-Gate Lab QC SOP → |
| SPEC-04 · Airless Piston & Filling SOP | 15–150 ml PP/PETG Airless Piston & Headspace | +0.25–0.40 mm piston interference · 500–65,000 cPs · <1.5 mm headspace | Airless Filling Spec → |
| SPEC-05 · 5-Layer EVOH / ABL Tube Sealing | Ø13–Ø60 mm Hot-Air & Ultrasonic Tail Sealers | 15–25 μm EVOH · 380–420°C hot air · ≥0.40 MPa burst pressure | Tube Sealing Spec → |
| SPEC-06 · ASTM F2179 Candle Vessel QC | Annealing Lehr, Polariscope Stress & Thermal Shock | ≤22.8 nm/cm retardation · ΔT ≥ 45°C thermal shock · 3.2–4.5 mm wall | Candle Jar Safety Spec → |
| SPEC-07 · 30/40/30 Custom Mould Charter | Glass IS/Semi-Auto Moulds & H13/S136 Plastic Moulds | ~$555 glass cavity (15–20d T1) · $3k–$10k plastic · 100% client title | Mould Ownership Spec → |
| SPEC-08 · Spray, Foil & Silk-Screen Dieline | Pantone Matte Spray, UV Metallizing & Hot Stamping | 0.15 mm min line · 0.25 mm foil relief · ≥50× 95%-ethanol double rubs | Artwork & Dieline Spec → |
| SPEC-09 · Rigid Box Insert & ISTA-3A Transit | 1200–1500gsm Greyboard, EVA/Pulp Trays & Palletizing | -0.3 to -0.5 mm EVA grip · 5-ply BC carton · 76 cm 6-face drop test | Rigid Box & Transit Spec → |
Request Physical Bottling & Pump Compatibility Sample Kit + 24h Tiered FOB Quote (48h DHL Dispatch)
Managed directly by Alex Gao (Managing Director, Vella · Guangzhou Yanchuang Packaging Co., Ltd. · USCC 91440111MA59DBE04B · [email protected] · WhatsApp +86 139 2512 2895). Low trial MOQs (~500–1,000 pcs stock, ~2,000–3,000 pcs custom Pantone with cross-component ΔE <= 1.5), -0.08 MPa vacuum leak testing, and 30/40/30 100% client mould ownership.