Natural Cup Lumps

QUALITY OF NATURAL CUP LUMPS NATURAL RUBBER ACCORDING TO TCVN 3769:2016

Dirt content (max% wt), retained on 45 micron sieve: 0,05

Ash content (max % wt): 0,60

Nitrogen content (max % wt): 0,60

Volatile matter (max % wt): 0,80

Initial plasticity ( Po ) (min): 30

Plasticity retention index (PRI) (min): 60

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    DEFINITION

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    We have buying agents in various parts of West Africa who collect the cup lump and ship to various destinations and factories all over the world. The cup lump is either dry before shipment or, if wet, is shipped in plastic bags and containers which are specially lined with plastic sheets to prevent water seepage.

     

    main buyers of Cup Lump is TSR manufacturers in the world. Also we maintain consistent quality of which DRC is about 70% as cup lump well dried before the shipment

     

    APPLICATION

    In order to meet the products of Natural Cup Lumps grade, it must satisfy important characteristics such as Po, color (Lovibond), dirt content, storage … in standard TCVN 3769: 2016.

     

    As a result from high PO parameter characteristics (PO> 35), it’s products are applied to products that require high elasticity as well as high abrasion resistance. Common applications of SVR 5 natural rubber include car tires, belts, power cables, bicycle guts, washers, other rubber parts in cars, etc, for instance.

     

    It is also used in products that need light color high quality straps, cables, shoe soles, medical products, electronics industry, high quality products in the medical industry…

     

    PRODUCTION PROCESS OF NRCL RUBBER

    Natural Cup Lumps is produced entirely from latex of garden plants according to Cameroon standards (TCVN: 3769). Firstly, latex is preserved by ammonia or sodium sulfite. Then the rubber is then coagulated with formic acid, followed by shredding by passing through a rolling mill, washing system and hash. After the crumb rubber is dried, it will be compressed into blocks and packed in polyethylene bags. Natural Cup Lumps rubber is a light colored rubber with a low content of dirt and odorless.

    Finally, our SVR CV60 rubber processing production line is supplied and maintained periodically by a reputable company in the mechanical industry, manufacturing production lines and water treatment systems. waste in Cameroon rubber industry.

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