Industrial Blue Elastic Rubber Caster

The AstraRoll Technical Advantage

We compound our elastic rubber to deliver the perfect balance of cushion, grip, and ergonomic efficiency:

High-Rebound "Super Elastic" Compound: Unlike standard solid rubber, our elastic rubber boasts a rebound rate similar to a pneumatic tire. It effortlessly compresses over obstacles and instantly returns to shape, significantly reducing the starting push force required by the operator.

100% Non-Marking Floor Protection: The signature blue rubber compound is completely free of carbon black. Whether you are rolling heavy loads across pristine hotel tiles, polished concrete, or sensitive gymnasium floors, AstraRoll casters will never leave a scuff or streak.

Whisper-Quiet Operation: Hard wheels turn warehouses and theatrical stages into echo chambers. The vibration-dampening properties of our thick elastic rubber tread absorb acoustic resonance, ensuring dead-silent rolling for noise-sensitive environments like hospitals and broadcasting studios.

Heavy-Duty Vulcanized Bonding: To prevent the rubber from tearing off under heavy loads, we utilize advanced chemical primers and thermal vulcanization to permanently bond the blue rubber directly to the rigid nylon or aluminum core, ensuring zero delamination even under aggressive cornering.

Key Specifications

Please note: AstraRoll  Elastic Rubber Casters are 100% custom-engineered and CNC-machined to your exact infrastructure requirements. We do not restrict you to standard catalog dimensions.

Wheel Diameters (O.D.): 100mm (4"), 125mm (5"), 150mm (6"), and 200mm (8").
Tread Width: 36mm to 50mm (Providing a wide footprint for load distribution).
Load Capacity: Ranging from 150 kg to 400+ kg per caster.
Hardness / Durometer: 65 to 70 Shore A (Optimized for cushion and rollability).
Operating Temperature: -20°C to +70°C.

Why Choose AstraRoll?

1. The Ultimate Flight Case Solution

Theatrical productions and touring musicians demand mobility that won't vibrate expensive electronics to pieces or make noise during a show. AstraRoll's 100mm (4") Blue Elastic Casters are the global standard for road cases and flight cases, offering the exact shock-isolation required to protect delicate mixing consoles, lighting rigs, and LED screens.

2. Factory-Direct B2B Scaling

Whether you are an OEM manufacturing thousands of warehouse picking trolleys or a distributor stocking replacement casters, sourcing directly from AstraRoll eliminates middleman markups. We offer aggressive volume pricing, custom top-plate dimensions, and the option to mold your company logo directly into the wheel core.

Frequently Asked Questions (FAQs)

Q: Are these casters suitable for outdoor use?
A: Yes, Blue Elastic Rubber performs exceptionally well outdoors. Because the rubber is highly resilient, it easily rolls over asphalt, gravel, and sidewalk cracks without getting stuck or chipped. Furthermore, the zinc-plated steel rig resists rain and environmental moisture.

Q: Why is the rubber blue? Does it come in other colors?
A: The blue color is the global industrial standard used to visually identify "High-Elastic, Non-Marking" rubber, instantly telling operators that the cart is safe to use on delicate floors. While blue is our standard high-volume production color, we can custom-compound the rubber in grey, black (non-marking), or red for large OEM orders.

Q: Will the rubber develop "flat spots" if the cart is left loaded for weeks?
A: Standard cheap rubber will permanently flatten. AstraRoll's "Super Elastic" formulation has excellent compression set recovery. While it may temporarily flatten slightly if parked under maximum weight for an extended period, it will quickly round out and return to its original shape once the cart begins rolling again.

Q1. Are you a trader or direct factory?

We are a direct manufacturing factory with over 20 years of expertise in high-end industrial rollers, casters and material handling solutions. Our facility operates with ISO-certified quality management systems, allowing us to maintain full control over production cycles and quality standards. Throughout two decades of growth, we have established deep, long-term strategic partnerships with several listed companies and global automation leaders, proving our reliability as a high-tier industrial supplier.

Q2. What are your main products?

AstraRoll specializes in the engineering and production of three core product lines: Industrial Rollers, Heavy-Duty Wheels, and Precision Casters. We do not just sell components; we provide integrated movement and transport solutions. Our products are widely utilized across high-demand sectors, including: New Energy, Lithium Battery, Mining, Heavy Industry, Medical Institutional, Agriculture and Logistics.

Q3. What about delivery time?

We deeply understand that project timelines are critical.
Standard Products: Usually dispatched within 7–15 working days if the components are in stock.
Customized/OEM Orders: Depending on the complexity and volume, the lead time typically ranges from 20–35 days. This includes time for technical drawing confirmation, specialized tooling, and rigorous pre-shipment testing.
Shipping Methods: We offer flexible global logistics solutions, including FOB and CIF terms. We ship via Sea Freight (for bulk industrial orders), Air Freight (for urgent project needs), and International Express (DHL/FedEx/TNT) for smaller components or samples.

Q4. How can I get a quote for customized products?

Since a significant portion of our business involves specialized engineering, pricing is tailored to your specific technical requirements. To provide an accurate quote, please provide the following details: Technical Drawings or Sketches, Application Environment, Quantity, Special Requests. Our engineering team typically reviews and responds to custom inquiries with a formal quotation within 24–48 hours.

Q5. What is your payment?

TT / Paypal / Western Union / LC / Credit Card etc. are all available to us.