Tire Tube Flap

► 1200R20 Natural Rubber Rim Strip – 3kg Weight, 235mm Cross-Section

Within tube-type truck tire assemblies, the rim strip plays a decisive role in protecting the inner tube from mechanical damage. The 1200R20 natural rubber rim strip, designed with a 3kg optimized weight and a 235mm cross-section width, delivers reinforced internal protection for heavy commercial applications. This durable flap for tyre is engineered to stabilize the interface between the steel rim and the inflated tube, reducing friction and maintaining consistent structural balance during operation.

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► Vehicle Applications and Industry Coverage

The 1200R20 size is widely used in commercial freight vehicles and vocational trucks. This rim strip is suitable for highway tractors, intercity buses, cargo carriers, engineering vehicles, municipal sanitation trucks, and construction transport fleets equipped with tube-type tire systems.

In these applications, wheels are exposed to continuous vibration, heavy payloads, and varying road conditions. The 235mm width allows the flap for tyre to fully shield the rim bed area, preventing the inner tube from contacting rivets, weld joints, or minor corrosion points that may develop over time. Its secure positioning enhances reliability in both long-distance logistics and short-haul distribution routes.

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► Structural Properties and Material Advantages

Manufactured from high-grade natural rubber, this rim strip offers exceptional elasticity combined with strong tear resistance. The 3kg mass reflects a carefully balanced thickness that ensures both flexibility and durability. Unlike lighter alternatives that may shift under pressure, this reinforced flap for tyre maintains consistent alignment even when exposed to high inflation pressures and dynamic load changes.

Natural rubber provides excellent fatigue resistance, allowing the component to endure repetitive compression cycles without cracking. Its resilience supports performance stability in environments where heat buildup and rotational stress are unavoidable, such as expressway driving or stop-and-go urban delivery operations.

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► Adaptability to Challenging Working Conditions

Heavy-duty trucks frequently travel across mixed terrains, from paved highways to gravel yards and industrial zones. Under these conditions, internal tire components are subject to continuous mechanical stress. The 1200R20 flap for tyre functions as a cushioning barrier, absorbing micro-impacts transmitted through the rim structure.

During prolonged service, friction between the tube and rim can generate localized wear. By creating a smooth, protective layer, this rim strip reduces abrasion points and minimizes the risk of premature tube failure. It is particularly beneficial for fleets operating under high mileage schedules where component longevity directly influences operational efficiency.

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► Operational Efficiency and Maintenance Reduction

A well-designed rim strip extends the lifespan of both the inner tube and the tire casing. By preventing direct metal-to-rubber contact, this flap for tyre decreases the likelihood of sudden air leakage, reducing roadside service interruptions.

Fleet managers benefit from improved maintenance planning and lower replacement frequency. The 3kg reinforced structure ensures long-term durability without complicating installation procedures. Over time, this contributes to cost control, improved safety margins, and enhanced reliability across commercial vehicle operations.

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► Summary

The 1200R20 natural rubber rim strip, featuring a 235mm cross-section width and a robust 3kg build, is engineered to deliver dependable protection within tube-type truck tire assemblies. Its strong elasticity, structural stability, and resistance to wear make it a critical component for heavy transport vehicles operating under demanding conditions.

 

 

Place of Origin	Zhejiang, China
Product Name	tire tube flap
Valve Tyre	/
Material	Butyl Rubber/Natural Rubber
Weight	3.0 kg
width	235mm
Brand	KAMON/OEM
Certificate	ISO9001:2015
Tensile Strength	7mpa/8mpa/9mpa
MOQ	300 PCS
Package	Each flap with a woven bag.We can customize according to customer's requirement.

 

 

 

 

 

 

 

 

 

 

 

Q1: Are you a Manufacturer or a Trading company?
A: We are an inner tube manufacturer with 30 vears of experence, headquartered in Hangzhou, China. We welcome on-site visits or video inspections.

Q2: Is OEM Available ?
A: Yes, OEM is available, we can make it according to your brand, packaging,weight, etc.

Q3: What 's the payment method?
A: Support FOB/ClF/CFR/EXW, payment method is T/T(30% deposit, 70% paid before shipment) or L/C (large orders).

Q4: What's the delivery time?
A:Within 7-25 days after receiving 30% deposit.

Q5: What benefits will we bring to you?
A: Satisfied with the quality. Continuous returns..

 

Q6: ls there any after-sales quarantee?

A: We provide a clear after-sales system, and refunds/exchanges compensation are avalalble for quaty issues,with quaty reports and claim documents to support.

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