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Skip to main contentExplosion-proof trolley-case Manufacturer from KeXinMaterials source factory. OEM/ODM, wholesale, factory-direct pricing. 9 WL series sizes WL1204-WL5020, IP67/MIL-STD-810H certified, MOQ 30, 12h quote, 35-day delivery to 47 countries.
Long-tail Explosion-proof trolley-case Manufacturer queries are how serious buyers find serious suppliers. Generic 'protective case' pages are written for SEO; this page is written for the actual equipment you are protecting.
We do not round dimensions. We do not approximate. Every line in this table is the real catalog data for Explosion-proof trolley-case Manufacturer, measured on the production line, with QC sign-off and lot certificate. This is the data we ship with every order.
| Model | Outer (mm) | Inner (mm) | Weight (g) | Material | Size Class |
|---|---|---|---|---|---|
| WL3812-T | 380×320×120 mm | 365×280×110 mm | 1400 g | PP+Aluminum Frame | Sales Rep Kit |
| WL5020-T | 500×400×200 mm | 480×360×185 mm | 3100 g | PP+Aluminum Frame | Trade Show Case |
| WL6030-T | 600×450×300 mm | 575×420×280 mm | 4900 g | PP+Aluminum Frame | Exhibition Display |
The most common model for "Explosion-proof trolley-case Manufacturer" buyers is the WL3812-T (380×320×120 mm OD, 1400 g empty weight, PP+Aluminum Frame body).
Cheap protective cases use 15 kg/m³ foam that bottoms out after 6 months. Our Explosion-proof trolley-case Manufacturer uses 25 kg/m³ foam rated for 5+ year use. The difference is in the cell structure: 25 kg/m³ cells rebound after compression, 15 kg/m³ cells do not. We have tested both. The cheaper foam fails.
The shell is rated IP54 (splash-resistant, not submersible) ingress protection and validated to MIL-STD-810H Method 516.8 (26 drops at 1.2m). Temperature range is -40 ~ +80 °C. The automatic pressure-equalization valve keeps the seal intact during air transport and at altitude. Latch is a double-throw design rated for 5,000 open/close cycles. All units are 100% inspected for wall thickness uniformity, latch engagement, and foam adhesion before shipping.
In 2024, we shipped Explosion-proof trolley-case Manufacturer for: (1) Film production — ARRI Alexa Mini + accessories in custom foam. (2) Drone operators — DJI Mavic 3 + RC + 6 batteries. (3) Broadcast — RED Komodo + 2 lenses + monitor. (4) Military — rifles + scopes + ammo. (5) Medical — first aid kits + AED.
Cheap Explosion-proof trolley-case Manufacturer: $3-8/unit, 6-month lifespan, 200-cycle latch, 15 kg/m³ foam. Our Explosion-proof trolley-case Manufacturer: $5-15/unit, 10-year lifespan, 5,000-cycle latch, 25 kg/m³ foam. Over 5 years, our case is 4-5x cheaper per year of use. Total cost of ownership wins.
For alternatives: soft padded bags (¥50–200, $7–30) are cheaper but offer no real protection and last 6 months. Aluminum hard cases ($80–300) are heavier, prone to denting, and 2–4× the price. Carbon fiber cases ($300+) are overkill for 95% of B2B use cases. Our PP/PC engineering cases hit the sweet spot: 90% of the protection of aluminum at 30% of the weight and 50% of the cost, with 10-year typical service life.
We ship Explosion-proof trolley-case Manufacturer to 47 countries via FOB Shenzhen, CIF, DDP, EXW. Sea: 12-38 days by region. Express (DHL/FedEx): 3-7 days for samples. Full container load: 28-35 days. We provide commercial invoice, packing list, certificate of origin, IP test certificate with every shipment.
Long-tail specs are our specialty. 200+ of our 2024 orders were long-tail configurations.
Established 2014. 13,000 sqm factory in Fusha Industrial Park, Zhongshan, Guangdong. 12 production lines, 60+ injection molding machines, 100+ employees, 20+ patents. Monthly capacity 80,000 units. Annual export revenue 8M+ USD to 47 countries.
Direct from the OEM. Unlike trading companies or sourcing agents who add 15–40% markup and disappear after delivery, KeXinMaterials handles everything in-house: mold development, injection molding, foam CNC cutting, QC testing, export documentation. Our 2024 buyer survey showed 87% repeat-order rate and 0.3% defect rate across 47 countries.
| Quantity | Unit Price | Discount | Lead Time | Sample |
|---|---|---|---|---|
| 50-99 pcs | USD 37.70 | — | 20 days | Free (pay shipping) |
| 100-199 pcs | USD 33.35 | 5% off | 25 days | Free (pay shipping) |
| 200-499 pcs | USD 29.00 | 10% off | 30 days | Free (pay shipping) |
| 500-999 pcs | USD 26.10 | 15% off | 30 days | Free (pay shipping) |
| 1000+ pcs | USD 23.20 | 20% off | 35-45 days | Free (pay shipping) |
Reference price for WL3812-T (380×320×120 mm). Custom sizes, colors, foam add 5–30%. Quote valid 30 days.
Explosion-proof trolley-case Manufacturer: Compatible Equipment Reference
Visual summary of the key specifications. Print-friendly for buyer reference.
📹 60-second factory + product walkthrough. Explosion-proof trolley-case Manufacturer foam cutting process, equipment fitting test, customization showcase
Long-tail Explosion-proof trolley-case Manufacturer usually involves one or more: non-standard size, custom foam cavity, specific certification (MIL-STD, FDA, ATEX), branded color, or unusual material. We have built 150+ such configurations since 2014.
Yes. STEP file for standard WL series available on request. Custom design: we provide STEP, IGES, or SolidWorks file as part of the ODM process. We can also work from your STEP / IGES / SolidWorks file for OEM.
ATEX (explosive atmospheres) certification available for select models. We have ATEX-certified cases for mining, oil & gas, and chemical industries. Lead time 60-90 days for certification, MOQ 200 units, certification fee $15,000-30,000.
Yes. SLA (resin) prototype: 3-5 days, $200-500 per model. SLS (nylon) prototype: 5-7 days, $300-800. CNC-machined ABS prototype: 5-7 days, $500-1,500. Used for design verification before committing to injection mold ($3,000-8,000).
Yes. Pantone / RAL color match: $300 setup fee for 1,000+ unit orders. We can produce a custom color chip for approval (5-7 days, free) before committing to production. Color tolerance: ΔE < 1.0 against approved chip.
Free 5-day prototyping. ISO 9001 factory-direct. Ships to 47 countries.