198x70 Solid Polyurethane Tires

198x70 Solid Polyurethane Tires
Details:
Size:8Inch(178x70)
Material:Polyurethane
Color: Grey/Black
MOQ:200-300pcs
Lead time: 30-35 days
Usage:wheelchair caster wheels,power wheelchair parts,mobility scooter tyres
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Description
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About Company

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Brand Profile

 

Our enterprise kicked off polymer PU research projects in Xiamen in 2015. After multiple rounds of capacity expansion and factory relocation, intelligent production premises were built in Longyan Science & Innovation Park in 2023, forming a dual-operation mode of innovation hub and large-scale manufacturing zone. The group operates two independent business divisions. Our Xiamen research base settles at CAS Haixi Rare Earth Institute, cooperating with top material specialists to develop new raw formulas over the long run. Two Longyan workshops take separate tasks: the core workshop mass-produces microcellular PU wheels for mobility aids, while Xinyonghua plant focuses on PU/PIR air duct insulation panels and full installation accessories.

Complete Product Lineup & Market Distribution Ratio

 

Our product system centers on modified polyurethane forming technology, covering five core product categories with differentiated market positioning. Microcellular solid PU tires account for 70% of overall sales volume, serving as our flagship core product. High-resilience foam blanks and integral skin molded accessories each take up 10% of sales, while PU sponge raw materials and carbon fiber wheelchair rigid foam fillers each occupy 5% of total turnover. Our PU wheel series maintains long-term OEM matching ties with global electric wheelchair, mobility scooter and service robot brands. High-resilience foam supplies well-known international bedding brand Sealy. Custom integral skin foam parts are widely adopted for medical armrests, rehabilitation cushions and infant safety seats; rigid foam inserts are widely applied to carbon fiber wheelchairs, fishing tackle and model aircraft accessories.

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Specialized Client Support Department & Multiple Procurement Solutions

 

The brand carries out clear internal functional segmentation, setting up a standalone client support team fully decoupled from sales divisions with exclusive standardized service procedures. This dedicated team delivers end-to-end buyer assistance, covering pre-production drawing confirmation, prototype sample progress monitoring, mass manufacturing schedule tracking, and post-shipment assembly fault resolution. We offer flexible procurement alternatives to match varied purchaser requirements: tiny test lots for newly developed items, medium restock consignments for brand distributors, and full large-volume OEM manufacturing for finished equipment producers. Our factory maintains an annual output of roughly two million PU tires and matching foam fittings, with steady shipment capacity to sustain long-run bulk inventory cooperation with international collaborators.

Medium & Long-term Industrial Upgrade Plan

 

The enterprise's core medium & long-term development direction: deeply participate in drafting segmented PU industrial standards, continuously deepen raw formula iteration and refined supporting services, and steadily expand global trade channels. The long-term strategic goal is to build a full-chain integrated PU service supplier, supply high-performance polymer materials and complete integrated solutions worldwide, and build a sustainable positive industrial ecosystem with domestic and overseas partners.

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Products Description

 

Practical Advantages & Wide Application Scenarios of PU Wheel Products

 

This series of PU wheel components boasts a full spectrum of practical merits, eliminating the hassle of regular air refills entirely. The material delivers soft shock absorption and quiet rolling experience during daily travel, while complying with global eco-friendly standards without hazardous substance release. The solid integrated structure effectively avoids puncture risks, bringing heightened travel safety, and requires zero routine upkeep to cut long-term operating expenses. Thanks to outstanding wear-resistant and aging-resistant properties, these wheels serve a broad range of transport equipment, covering electric wheelchairs, elderly mobility vehicles, city bicycles, infant strollers, shared light e-scooters and industrial tool trolleys for daily and commercial use.

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Comprehensive Performance Verification for Aleader PU Wheels

 

To guarantee stable functional output and extended service lifespan for every batch of PU wheel goods, our manufacturing plant carries out a complete set of standardized performance verification procedures before goods leave the warehouse. All finished wheel units must pass seven rigorous testing items one by one. The inspection scope covers long-term roller abrasion endurance assessment, material rebound characteristic measurement, static pressure deformation measurement, passive shape restoration experiment, loaded rebound detection, lateral impact resistance examination, as well as circular radial runout calibration. Only after all test indexes hit qualified standards can these PU tires move on to subsequent packaging and shipment links, effectively ruling out potential hidden defects in actual daily usage.

The Assembly Process of Wheelchair Wheels and Tyres

 

A. The assembly of the bearings;

a. Install the bearing pressing tooling on the assembly machine;

b. Place the lower bearing rim, bushing and bearing;

c. Start the pneumatic switch to complete the bearina pressing operation.

B. The Assembly of the solid tyre and rim;

a. Install the tire pressing tooling on the assembly machine;

b. Place the rim on the lower tooling, put on the conical tooling and then put on the PU tire;

c.Start the pneumatic switch to complete the tire pressing operatio

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