Technically specified natural rubber how is technically. Natural rubber offers good elasticity, while synthetic materials tend to offer better resistance to environmental factors such as oils, temperature. This paper reports the study of crumb rubber drying in different experimental designs. Technical specification, which are at variance with the provisions of general technical specification gts of bhilai steel plant, sail and general specification, the provisions. We also offer specialty mechanical molded rubber goods for industrial manufacturing applications. What is the abbreviation for technically specified rubber. Rubber sheet technical specification epdm cork nitrile. Technically specified rubber tsr, specialty rubbers and. View notes ira international contract for tsr from econ 101 at zane state college. Rubber, raw natural guidelines for the specification of. Here you will find our ethylene propylene rubber epdm specifications chart which can also be downloaded in pdf. Tsr are graded according to a variety of factors, including dirt content, ash content, volatile matter. Unique combination of rubber and fabric reinforcement, combined with metal body rings, ensure best.
Molded rubber gaskets for waterworks industry made in usa. Marco rubber makes no warranty, expressed or implied, that parts manufactured from this material will perform satisfactorily in the customers application. Some standards may vary marginally according to origin. Most natural rubber produced today conforms to the tsr technically specified rubber. The export value of technically specified natural rubber tsr was usd 6. Silicone rubber performance test results 3 not specified values classification for general extrusion molding, fda, bfr for tubing grade ke541u 3 ke551u 3 ke561u 3 ke571u 3 ke581u 3 ke153u ke174u ke1551u 3 ke1571u 3 appearance milky white translucent milky white translucent. Materials are classified into grades according to retained dirt content, ash content, volatile matter content, nitrogen content, initial plasticity, plasticity retention index, color index, and mooney viscosity. Today, our company is a primary supplier for ductile iron pipe, valve, and hydrant producers. The global technically specified rubber market size is expected to register a significant cagr during the forecast period 2020 to 2026.
Though known to indians of south america centuries before columbus, europeans could not make practical use of cahutchu for some 300 years. This international standard provides guidance on the specification of technically specified rubber tsr. Technically specified or block rubber tsr natural rubber. Tsr abbreviation stands for technically specified rubber. Here is a flow chart together with machinery required. Natural rubber and synthetic rubber compete for broadly the same market demand as there is a high degree of substitutability between the two commodities. Standard specification for natural rubber nr technical. This specification covers the minimum physical and chemical requirements for five technical grades of raw natural rubber. Rubber, raw natural guidelines for the specification of technically specified rubber tsr iso 2000. This good quality grade of epdm rubber is known for its good chemical resistance wear resistance and mechanical. Ira international contract for tsr contents international. Technical data car 4x4 van 2017 2018 this data book contains comprehensive information on our car, 4x4, lt light truck and van tyres. Technically specified natural rubber listed as tsnr technically specified natural rubber how is technically specified natural rubber abbreviated.
B1 in service to world industries since 1887, garlock has lead. Drying kinetics of technical specified rubber article pdf available in information processing in agriculture 21 may 2015 with 244 reads how we measure reads. This has made a more consistent natural rubber available to the compounder. When rubber is sold for monthly shipment or for a specified part of a months shipment, each months or specified part of a months shipment to be treated as a separate contract and carry an.
Process oils for rubber its selection criteria process oils plays the biggest quantitative role in designing the rubber compounds. Its the customers responsibility to evaluate parts prior to use. Rubber, which can either be synthetically produced or derived from the milky colloidal suspension found in the sap. We can change the formulation of the rubber so that the specifications meet your needs. Cpecm chlorinated polyethylene the technical specification cpe for plastic field cm for rubber field item unit 5a 35 7 5236 25 5b 6035 65 6235 6335 140b 6140 6240 45. Technically specified rubber sri trang agroindustry. Epwexim2014 page 1 of 12 technical specification for rubber injection moulding machine sl no specification requirement 1 purpose to manufacture polymer composite insulators by moulding place technology using the injection moulding machine with silicone rubber compound and frp rods. Therefore, this solutions brochure will discuss less of the compounding of natural rubber and focus more on the natural rubber products that akrochem offers both the general purpose, technically specified.
Technical specification for lineman electrical rubber. A grading system is proposed, based on the origin of. By the early 1970s, however, tsr or rubber was introduced into the market. Technically specified rubberstsrs linkedin slideshare. Rubber sheet rolls epdm sheeting nitrile rubberised cork sheets electrical insulation floor mat manufacturers technical specification of rubber sheeting gasket as per is, iec n dielectric flame resistant erda tested insulating mats produced by hic. This nitrile 70 durometer 70a specifications chart will help you determine if these nitrile material properties will be compatible with your rubber or oring seal application. Dry natural rubber graded or the basis of technical parameters are called technically specified rubbers. Epdm 70, epdm rubber, epdm material, epdm properties. Rubber latex is a stable dispersion of polymeric substances in aqueous medium and is essentially a two phase system. If you need epdm properties that are different than the ones shown in the chart below, we can reformulate the compound of. Prcc programme for the reinforcement of commercial capacities. Natural rubber derived from latex of the hevea brasiliensis tree constitutes over 30% of the worlds rubber hydrocarbon consumption. Tsr technically specified rubber or commonly known as block rubber in thailand can be divided into three main standard types, str10, str20 and str compound.
The first such scheme to produce tsnr technically specified natural rubber was introduced by malaysia in 1965 under the smr standard malaysian rubber scheme. Flat return idlers only shall be used under the v scrapers and in high tension areas. Any technical cooperation between the company and the customer is given for customers assistance only and without. This grade of epdm can be used in all applications where epdm is specified. When rubber is sold for monthly shipment or for a specified part of a months shipment, each months or specified part of a months shipment to be treated as a separate contract and carry an individual bill of lading. Contents international contract for technically specified rubbers hevea brasiliensis form of contract clause 1. Setting up a tsr production line demands an uniquely different series of main and allied machinery lines starting with cupcrumb rubber to bales from stacked rubber sheets. Panjiva uses over 30 international data sources to help you find qualified vendors of technically specified natural rubber.
More importantly, you need an expert to guide you well. Technically specified rubbers submit a listing to the exchange the intercontinental rubber exchange ire is a member based world wide information exchange designed for companies and individuals who buy sell trade goods and commodities. We also offer specialty mechanical molded goods for industrial applications. Manufacturers of technically specified natural rubber and.
Research corridor new comprehensive study on technically specified rubber market offers indepth analysis on industry trends, market size, competitive analysis and market forecast 2020 to 2026. Cpecm chlorinated polyethylene the technical specification. It is important to understand the characteristics of crumb rubber drying in order to formulate a better drying strategy that could give higher energy efficiency. Safety data sheet for all grades of natural rubber adobe pdf file.
The instructions and data given in this data book are valid for all tyre brands of continental ag, if not otherwise specified. Its the customers responsibility to evaluate parts prior to. Tsr technically specified rubber production flow chart. Also has good mechanical properties and abrasion resistance. Technical specification for lineman electrical rubber insulating hand gloveselectrical purposes 1. Unlike older natural rubber types that were graded by visual inspection, tsr is graded by the source of the rubber as well as measured properties. Tsrs are the major volume grades of dry rubber in production and exports in the major nr exporting countries of the world. In malaysia, the tsr is designated as standard malaysian rubber smr. Begun in 1968 as a manufacturer of rubber components for the waterworks industry, our company today is a primary supplier to ductile iron pipe, valve and hydrant producers. Your specific application should not be undertaken without independent study and evaluation for suitability. Technically specified rubber tsr classifies natural rubber by basic rubber test specifications that are guaranteed. These general purpose rubbers are graded by precise technical standards and not by visual characteristics as described in part ii. Tsr technically specified rubbers category natural rubber.
Any technical cooperation between the company and the customer is given for customers assistance only and without liability on the part of the company 1 tel. General purpose rubbers graded by precise technical standards and not by visual characteristics. A grading system is proposed, based on the origin of the natural rubber content and on properties exhibited by the rubber. Please copy and paste from this document when specifying rubber fenders to ensure your supplier can provide the compound composition and physical properties required to optimise performance and guarantee longevity. Extracting value from natural rubber trading markets. However, marco rubber makes no warranty, expressed or implied, that parts manufactured from this material will perform satisfactorily in the customers application. Wras approved potable water grades are also available. Technically specified or block rubber tsr originally, most of the solid rubber used was in the form of ribbed smoked sheets or rss rubber.
The epdm properties that are listed below are for our most popular epdm 70 durometer 70a rubber material. Sri lanka pioneered the asian rubber industry in 1876, planting rubber trees in. Specification rubber products began in 1968 as a manufacturer of rubber components for the waterworks industry. In malaysia, the tsr is designated as standard malaysian rubber. Technically specified rubber market size, share, growth. Technical specification for rubber injection moulding machine. Rubber processing and products many of the production methods used for plastics are also applicable to rubbers however, rubber processing technology is different in certain respects, and the rubber industry is largely separate from the plastics industry the rubber industry and goods made of rubber are dominated by one product. Pdf drying kinetics of technical specified rubber mei. The midrange which comes from the technically specified natural rubber materials ends up largely in tires but also in conveyor belts, marine products, windshield wipers and miscellaneous goods.
347 165 1358 349 1228 1446 1230 444 919 236 598 1473 269 725 411 615 1081 1016 508 353 1117 1390 799 1019 1241 245 1267 796 410 753 1075 1480 164