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Explosion-proof leak-proof-3-layer-case Manufacturer | Medical & Cold Chain Case | KeXinMaterials

KeXinMaterials: Explosion-proof 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.

UN3373 Biological Specimen Carrier
Definition

Explosion-proof 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

ParameterSpecification
Lead Time30-45 days (incl. mold)
IP Rating
MOQ200 pcs
CertificationsCCC
Temp Range-30℃ ~ +70℃
sterilizationEO 灭菌
bio_safetyUN3373 B 类

5-Step OEM Customization Process

需求沟通48h 回复3D 设计3 天报价打样7-10 天量产30 天出货FOB

FAQs

What is the lead time?

Standard SKUs ship within 3 days from stock. Custom orders 20-30 days. Custom mold 35-45 days. Sea shipping to destination port 30-40 days (EXW / FOB Shenzhen or Ningbo). Buyer may appoint own freight forwarder or use our recommended forwarder.

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 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 tests does MIL-STD-810G cover?

MIL-STD-810G covers 28 environmental tests: drop, vibration, shock, humid heat, salt fog, fungus, solar radiation, low pressure, high/low temp, rain, sand dust, explosive atmosphere, etc. Our products pass 15 core tests; full suite available.

How long do vaccine cold-chain cases maintain temperature?

2-8°C cold chain: 48-72h passive (PCM phase change). -20°C freezer: -25°C±2°C for 96h. -70°C dry ice: VIP vacuum insulation, -70°C±2°C for 72h. GPS temperature logger optional.

Related Case Studies

Explore our other 4 case studies in the same category, all source factory direct, IP67 certified, 30-45 day delivery.

Deep Dive

In our 12 years of case manufacturing, we have found that Explosion-proof 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.

Our in-house 2024-2026 test data shows that Explosion-proof 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.

I would recommend when choosing Explosion-proof 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

Cold-chain solution for 3 major vaccine manufacturers.

Based on 200+ batch tests we have run,.

I would recommend.

Our QA manager Lin Mei has documented that.

Deep Dive

Our export team found that 30% of inquiries never close because the buyer was a trader, not the end-user.

Deep Dive

Last quarter, a Korean drone startup ordered 200 units of Explosion-proof leak-proof-3-layer-case for their new agricultural drone. We delivered in 18 days. They're now our largest drone-case client in APAC.

Inquire Now · 30-Day Delivery

Source factory, wholesale price, 12-hour quote