PU Wheelchair Caster Tires
1. Flat Free Tires Material Quality Control
A. PU Material
a. Purchasing: we purchase the chemical raw materials from the world's famous brands such as DOWS,Basf and Air Products.
b. Incoming inspection: for every lot of incoming material,we random check its quality by cup foaming.
B. Rubber tire
a.Rubber tire purchasing: we purchase the famous rubber tire brands: Cheng Shin and INNOVA.
b.Incoming inspection: physical checking including yellowing, damage and
deformation etc.
C. Accessories
a.All of our purchasing accessories (including nylon rims,aluminum rims,steel rims,axle,hub and screws etc.) can meet the standard of ISO7176.
b.Incoming spection: we need to check coating fastness,size and physical appearance; Reliability test includes tensile strength,impact strength and salt spray resistance etc.
2. Solid Tires' Features and Advantages
(1). Resistant to sunlight, oxygen, ozone, and several other environmental factors.
(2). Resistance to Corrosion: It is resistant to water,oil,dirt,acid and alkali.
(3). Load Bearing Capability: A polyurethane tire can easily support twice the weight that a rubber tire can support
(4). Puncture Proof: The Polyurethane Tires are solid tires that are no afraind of nails, shards, or broken piece of glass.
(5). Maintenance Free: The Poly tire is solid structure and not air pressure for load support.They cannot leak or go flat, and never need to be pumped up or repaired.
3. Aleader Tire's New Product Development Process
A. Development Evaluation;
According to the drawings, samples or demand information provided by the customers, design, drawing, evaluation and product parameters are carried out to the customers,and they are reviewed and confirmed by the customers.
B. Development Input;
After confirming according to the customer's review, output the mold drawing, fitting drawing, finished product drawing and corresponding standard parameters.
C. Proofing;
Send the mold drawing to the supplier for mold opening, and the customer must prepay 50% of the mold opening deposit before mold opening. After the mold is completed,the first mold trial, mold confirmation, proofing, and testing are required.
D. Sample confirmation;
Make samples and send them to customers for confirmation.
E.Small batch trial production order;
After sample delivery is OK, the customer needs to place a small batch order for small batch trial production to confirm the stability of the production and the final confirmation of the product standard drawings, and at the same time to confirm the sealing samples of the samples of both parties.
F. Mass production
The production is carried out according to the standards confirmed by both parties, and the customer conducts the final acceptance of the mold. After the acceptance is passed, the customer will deliver the remaining 50% of the balance of the mold.
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