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Precision wafer transport cart wheels are cleanroom-compliant polyurethane wheels that ensure contamination-free, smooth movement, low particulate emissions, and chemical resistance during the transportation of sensitive semiconductors.
Precision wafer transport cart wheels are cleanroom-compliant polyurethane wheels that ensure contamination-free, smooth movement, low particulate emissions, and chemical resistance during the transportation of sensitive semiconductors.

Ensure flawless, contamination-free movement in sensitive environments with our high-performance cleanroom PU wheels and wafer transport cart casters. Engineered specifically for semiconductor, electronics manufacturing facilities, these wheels provide the ultimate combination of low particle generation, excellent chemical resistance, and smooth maneuverability. Protect your critical processes and products with reliable mobility solutions designed to meet stringent ISO Class 1-5 cleanroom standards.
Key features
Ultra-low particle emission: Made from specialized, certified cleanroom polyurethane (PU) to minimize contamination and protect sensitive environments like wafer fabrication areas.
Superior contamination control: Non-marking, non-shedding designs prevent floor damage and particulate shedding, maintaining cleanroom integrity.
Excellent chemical resistance: Withstands exposure to common cleaning agents and solvents, ensuring long-term durability and performance.
High load capacity & shock absorption: Provides stable, smooth transport for heavy and delicate loads like wafer cassettes and foups, reducing vibration.
Multiple configurations: Available as individual PU wheels or complete cleanroom cart casters (including swivel and rigid models) with stainless steel or aluminum hubs.
Technical specifications
Material: High-purity, medical-grade/instrument-grade polyurethane (PU)
Core material: Precision-machined aluminum or stainless steel
Wheel diameter: 3", 4", 5", 6" (custom sizes available)
Load capacity: Up to 150 kg per wheel (customizable for higher loads)
Applications: Ideal for wafer transport carts, automated guided vehicles (AGVs), cleanroom carts, and material handling equipment in ISO class 1-5 environments.
Why choose Mailun cleanroom wheels?
Mailun wheels are meticulously manufactured, cleaned, and packaged in a controlled environment to ensure they arrive ready for integration into your most sensitive operations. They are the trusted choice for ensuring reliable, contamination-free mobility in the world's most advanced manufacturing facilities.
Browse our catalog or contact our engineering team to find the perfect wheel or caster solution for your specific cleanroom cart.
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