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In today's Quality conscious world Cheap MLB Jerseys , the demand for high quality of products is increasing rapidly. Consumers are becoming aware of the importance of high quality of products now-a-days and are ready to pay for better quality. This has also caused manufacturers of different industries to adopt best manufacturing and testing processes for better quality control. A major industry that has a great influence on the market is the polymer industry which is used in many different applications.

There are many properties of polymers which need to be determined to make sure that the end product is of best quality. One such property is melt flow index which defines the viscosity of a polymer in its molten state at a certain temperature under specified loading conditions.

Melt Flow Index:

Melt flow index or MFI is the measure of the flow of a polymer when melted. The unit used for expressing it, is Grams flowing per ten minutes through a capillary tube with specific dimensions, when subjected to a specific load and shearing stress. MFI can also be considered as a direct indicator of the molecular weight of a polymer. The molecular weight of a polymer is inversely proportional to its MFI. Flow rate Ratio is the term used for explaining the ratio of two Melt flow indices of a polymer at two different temperatures. The polymers that have molecular structure with linear chains and lower molecular weight have a higher Melt flow index whereas Polymers with a molecular structure with complex chains and a higher molecular weight have a lower Melt Flow Index. It greatly helps in understanding rheological properties and behaviors of a polymer under given condition which further helps in ensuring the best quality of the end products.

Apparatus:

The testing instrument that is used for measuring MFI of a polymer is an MFI Tester. Melt flow index tester manufacturers provide you with a sample enclosure, a loading arrangement Cheap Replica Jerseys , temperature control device, monitoring system, output port and a pressure sensor. The sample to be tested is placed in the sample enclosure and the temperature is set using the temperature control unit. There is specific load applied on the molten test specimen and a sample is cut after ten minutes. This sample is weighed and the weight of the sample gives the MFI of the polymer at that temperature. It is important to make user that the test procedure is conducted according to the test standards set by Is 10810-1984, ASTM D1238-1992 Cheap Throwback Jerseys , IS 2267-1972, IS 2530 - 1963.

Conclusion

The importance of melt flow index testing is that it helps in determining any major or minor defects in the polymeric structure of the material even on the molecular level. Any change in the molecular structure of a polymer can greatly affect and alter the chemical as well as the physical properties of the polymer. With a better determination of MFI of the polymers with the help of melt flow index tester, the manufacturers can easily control the quality of the products manufactured and ensure that their customers get only the best quality products.

Taking Advantage of Blackjack Decision Charts
Posted On : Nov-11-2010 | seen (228) times | Article Word Count : 550 |

If you think that the only way in which you can win in a blackjack game is only through the card-counting method, think again. Though card counting is a very effective strategy Cheap Authentic Jerseys , it is very hard to perform, especially if the blackjack game that you play is using more than one deck of cards. There is a basic decision-making strategy in blackjack that helps you make the best decisions whether to HIT, STAND, SURRENDER Cheap Custom Jerseys , DOUBLE DOWN, or SPLIT on a hand. If you think that the only way in which you can win in a blackjack game is only through the card-counting method, think again. Though card counting is a very effective strategy, it is very hard to perform Cheap Jerseys From China , especially if the blackjack game that you play is using more than one deck of cards. There is a basic decision-making strategy in blackjack that helps you make the best decisions whether to HIT, STAND, SURRENDER, DOUBLE DOWN Cheap Jerseys China , or SPLIT on a hand.

The Blackjack Chart

The basic strategy that I am referring to is using the Blackjack Chart, sometimes called the Cheat Sheet. Actually, this tool is not really equivalent to cheating, it is just an outline of which decision is best to make with regards to what hand you are currently holding. With enough practice and constant application of this chart Cheap Jerseys , you can memorize every situation, and making the best decision in blackjack becomes automatic for you.

In actual land-based casinos, most of the time, any player is not allowed to bring this chart and use it while playing blackjack. However Cheap MLB Baseball Jerseys , if you are playing on an online casino website, nothing can stop you from using it. You can consult the blackjack charts whenever you feel like doing it, since there is no time pressure when it comes to online blackjack games, plus no one i. Cheap Jerseys China Cheap Jerseys Cheap Jerseys China Cheap Wholesale NFL Jerseys Cheap MLB Jerseys Free Shipping Wholesale Jerseys Wholesale Jerseys Cheap NBA Jerseys From China Cheap MLB Baseball Jerseys Wholesale Nike NFL Jerseys