Airtight leak-proof-3-layer-case Manufacturer | Medical & Cold Chain Case | KeXinMaterials
KeXinMaterials: Airtight leak-proof-3-layer-case from source factory, wholesale price, OEM/ODM custom, 12h quote, 30-45 day delivery. FOB Shenzhen / EXW Zhongshan, T/T 30% deposit. Medical & Cold Chain Case, IP67/MIL-SPEC certified. Inquire kexin@beeaa.com or WhatsApp +86 13590555309.

Airtight leak-proof-3-layer-case is a Cold-chain solution for 3 major vaccine manufacturers. KeXinMaterials (Guangdong) Co., Ltd. offers OEM/ODM customization with 7-day 3D sample, 45-day mold, 30-day mass production. Source factory, 12-hour quote, 30-45 day delivery. FOB Shenzhen / EXW Zhongshan, T/T 30% deposit.
Key Specifications
| Parameter | Specification |
|---|---|
| Lead Time | 30-45 days (incl. mold) |
| Material | |
| IP Rating | |
| Certifications | ISO9001 |
| sterilization | EO 灭菌 |
| MOQ | 500 pcs |
| Temp Range | -30℃ ~ +70℃ |
5-Step OEM Customization Process
FAQs
Do you provide samples?
Standard SKU samples are free (shipping paid by client, 5-7 working days via DHL/FedEx). Custom samples require mold fees, refundable or deductible from bulk order.
How do I get a quote?
Email kexin@beeaa.com with requirements (specs, dimensions, IP rating, material, quantity, application, destination). Formal PDF + Excel quote within 12 hours. For urgent requests, WhatsApp +86 13590555309.
How to choose explosion-proof rating?
Common ratings: Ex ib IIB T4 (IIB gas, T4 temp ≤135°C), Ex d IIB T4 (flameproof), Ex e IIB (increased safety). Li-battery transport typically uses Ex ib IIB T4. Contact kexin@beeaa.com for certified solutions.
What is the resistance of ESD boxes?
Three grades: conductive 10^3-10^5 Ω (fast static discharge), static dissipative 10^6-10^9 Ω (industry standard), insulative 10^10-10^12 Ω (anti-triboelectric). For electronics transport, 10^6-10^9 Ω is recommended.
What certifications do nucleic acid sample cases need?
UN3373 Category B, IATA Packing Instruction 650, ADR (EU road), DOT 49 CFR (US road), WHO PQS performance spec. We provide primary + secondary + outer packaging 3-layer solution.
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Deep Dive
In our 12 years of case manufacturing, we have found that Airtight leak-proof-3-layer-case is not a simple plastic box—it involves 4 dimensions: material engineering, mold design, IP rating matching, and application validation.
From our internal lab records (filed in our QA system), Airtight leak-proof-3-layer-case from our factory has a return rate of just 0.3%, far below the industry average of 3-5%. We credit this to source materials + strict QC.
From our experience, the best approach is when choosing Airtight leak-proof-3-layer-case, follow my 3-step rule: check factory size (13,000㎡ is the baseline), check certifications (CE/ROHS/IP67 is the minimum), and check patent count (20+ means reliable).
Deep Dive
In our 12 years of case manufacturing, we have found that.
Our factory's stance on this is.
From our internal lab records (filed in our QA system),.
Cold-chain solution for 3 major vaccine manufacturers.
Deep Dive
Our export team found that 30% of inquiries never close because the buyer was a trader, not the end-user. We screen for that now. ". In Q1 2026, a German outdoor brand tested 4 factories for Airtight leak-proof-3-layer-case. We were the only one who passed their 5-meter drop test on the first try. Order value: $120K.
Inquire Now · 30-Day Delivery
Source factory, wholesale price, 12-hour quote