Physical Classification of Rubber Material Used for Single Ball Flexible Rubber Joint

 Rubber raw materials of single ball flexible rubber joint are different according to the demands of different working environment and different media resistance, normally rubber material of rubber joint can be divided into five categories in physical classification.

 
Rubber material can be divided into:
 1. Raw rubber, made by natural collection, refining or synthetic, without compounding agent and made of raw rubber, stiffer bulk. Natural rubber is a kind of unsaturated hydrocarbon rubber, but raw rubber can not be used directly with poor performance.
 
2. Soft rubber is made of raw rubber with different agents, after plasticating and mixing refined. It’s of elasticity, high strength and other practical performance. Generally called rubber is the soft rubber. According to the needs of various industrial products, soft rubber can be used in different properties of natural or synthetic rubber, after adding ratio with the agent, it can be made into different hardness with special properties .
 
3. Hard rubber, different from soft rubber, it contains a lot of sulfur (25% ~ 50%). This kind of rubber is of high hardness and strength, good electrical insulation and acid, alkali resistance. Widely used in the production of electrical insulation products and chemical corrosion products.
 
4. Gross rubber, it is a kind of rubber made of raw rubber with different accessory ingredient, after mixing by mixing it comes into the semi-finished rubber products with desired physical and mechanical properties, which is commonly known as adhesive material.
 
5. Recycled rubber is made of waste tire and other waste rubber products. It’s a kind of recycling rubber of plasticity. It is one of the main raw material in the rubber industry, which can partially replace raw rubber and save raw rubber.
 
Gongyi Xinli Pipeline Co.Ltd can manufacture rubber expansion joints of the above five kinds of rubber material. Customers can choose according to the working environment and different media and application of rubber joint.
Physical Classification of Rubber Material Used for Single Ball Flexible Rubber Joint
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