Cleanroom Overhead Crane

In high-tech industries such as semiconductor manufacturing, pharmaceutical production, biotechnology, optics, and aerospace engineering, maintaining a strictly controlled dust-free environment is critical. Standard industrial cranes often generate microscopic particulate contamination due to oil leaks, paint flaking, wheel friction, and mechanical wear. ZOKECRANE Cleanroom Overhead Cranes are engineered specifically to overcome these challenges, offering ultra-clean, precise, and highly reliable lifting performance that meets rigorous ISO cleanroom standards (ISO Class 5 to Class 8 / Class 100 to Class 10,000).

Overview of ZOKECRANE Cleanroom Overhead Crane

Manufactured by Henan Zoke Crane Co., Ltd., our cleanroom overhead cranes (also known as cleanroom EOT cranes) integrate state-of-the-art hygienic design principles with high-precision electric hoisting machinery. By utilizing stainless steel components, food/pharmaceutical-grade synthetic lubricants, sealed drives, and specialized anti-static synthetic fiber belts or coated wire ropes, ZOKECRANE delivers dust-free lifting solutions customized to your cleanroom class requirements.

Key Specifications & Features

Technical Parameter / Feature	Specification / Cleanroom Design
Cleanroom ISO Class	ISO Class 5, Class 6, Class 7, Class 8 (Class 100 – Class 10,000)
Lifting Capacity (SWL)	0.5 Ton to 32 Tons (Custom capacities available upon request)
Span & Lifting Height	Span up to 31.5 meters; Lifting height up to 30 meters
Structure Material	Stainless steel (SUS304 / SUS316L) or smooth polyurethane powder-coated carbon steel
Hoisting Mechanism	Fully enclosed hoist, high-strength Dyneema/Dacron belt or enclosed stainless wire rope
Drive Systems & Motors	IP65 enclosure class, frequency inverter drive (VFD), smooth acceleration/deceleration
Lubrication System	NSF H1 food-grade / pharmaceutical-grade non-dripping synthetic lubricant
Certifications	ISO 9001, CE Certified, SGS Verified

Core Product Advantages

Zero Particulate Emissions: Sealed gearboxes, covered cable carriers, and non-sloughing synthetic lifting mediums prevent dust generation during operation.
Corrosion & Anti-Bacterial Resistance: Smooth surfaces with rounded edges eliminate dust traps and facilitate easy wipe-down sanitization using aggressive cleanroom cleaning agents.
Micro-Positioning Precision: Inverter-controlled stepless speed control ensures millimetric precision positioning without sway or sudden shocks.
Compact Overhead Design: Optimized trolley and bridge profiles maximize effective lifting height in low-headroom cleanroom ceiling structures.

Industrial Applications of Cleanroom Overhead Cranes

ZOKECRANE cleanroom overhead cranes are deployed across diverse controlled environments worldwide where cleanliness and precision are non-negotiable:

1. Semiconductor & Electronics Manufacturing

Used for handling delicate silicon wafer cassettes, vacuum chambers, and high-value photolithography equipment without particulate contamination.

2. Pharmaceuticals & Biotechnology

Ideal for lifting reactors, mixing tanks, and process vessels in sterile formulation areas, active pharmaceutical ingredient (API) facilities, and bio-laboratories.

3. Aerospace & Precision Optics

Essential for assembling satellite modules, optical lenses, laser systems, and high-precision aerospace components under controlled particulate thresholds.

4. Food & Medical Device Processing

Ensures hygienic lifting solutions for surgical instrument packaging, medical implant manufacturing, and automated sanitary food processing lines.

Frequently Asked Questions (Product FAQs)

How do you prevent dust and oil leakage from a cleanroom crane?

We implement fully enclosed drive motors (IP65/IP66 standard), leak-proof gearboxes filled with NSF H1 food-grade grease, stainless steel drip trays beneath trolley frames, and replace traditional oil-lubricated steel chains with self-lubricating synthetic fiber belts or enclosed coated wire ropes.

What cleanroom levels can ZOKECRANE overhead cranes accommodate?

Our engineering team customizes cranes for ISO Class 5 (Class 100), ISO Class 6 (Class 1,000), ISO Class 7 (Class 10,000), and ISO Class 8 (Class 100,000) cleanroom environments.

Can the crane structure withstand regular chemical washdowns?

Yes. The crane structural beams can be built using SUS304/SUS316L stainless steel or treated with multi-layer epoxy powder coatings designed to withstand frequent disinfection with isopropyl alcohol (IPA), hydrogen peroxide, and harsh cleaning agents.

What hoist option is best for ultra-clean applications: belt or wire rope?

Synthetic belt hoists (e.g., high-strength Dyneema belts) produce zero particulate abrasion and require no lubrication, making them ideal for high-spec cleanrooms (ISO 5–6). Stainless steel wire rope hoists with specialized synthetic core coatings are suitable for heavier industrial cleanrooms (ISO 7–8).

Export & Logistics FAQs for International Buyers

Which countries does ZOKECRANE export cleanroom cranes to?

ZOKECRANE has established a strong global presence, exporting custom crane systems to Russia, Uzbekistan, the Philippines, Bangladesh, Australia, Qatar, Tanzania, Singapore, Saudi Arabia, Brazil, Nigeria, and many other international markets across Asia, Europe, the Middle East, Africa, and the Americas.

How are cleanroom cranes packaged to maintain cleanliness during sea transport?

Prior to shipment, all cleanroom crane components undergo pre-cleaning, anti-corrosion protection, and are vacuum-sealed in heavy-duty multi-layer anti-static plastic film. Mechanical structures are secured in export-grade, heat-treated fumigated wooden crates or steel skid frames to prevent contamination, humidity damage, or structural vibration during ocean shipping.

What international quality and safety certifications do ZOKECRANE products hold?

All ZOKECRANE overhead cranes are designed and manufactured in accordance with strict international standards, backed by ISO 9001 Quality Management System certification, European CE compliance certificates, and SGS third-party quality inspection reports.

What shipping terms and delivery lead times do you offer?

We offer flexible international commercial terms including FOB, CIF, CFR, DDU, and DDP. Manufacturing lead times typically range from 20 to 35 business days depending on crane capacity, cleanroom class specifications, and customization requests.

How does ZOKECRANE provide overseas technical support and installation?

We provide comprehensive export documentation, detailed 3D installation drawings, electrical schematic diagrams, and step-by-step installation video guides. Additionally, our experienced international engineering team offers remote real-time technical commissioning support, or on-site engineer dispatch for installation supervision and load testing upon customer request.