Astmd1238 historical revision information standard test method for melt flow rates of thermoplastics by extrusion plastometer astmd1238 2010 edition superseded show complete document history. Tinius olsen is happy to launch the newest addition to its polymer testing line, the mp1200 melt flow testerextrusion plastometer. The test protocol above is used for defining all of the equipment used during the test ie. Astm d123810 standard test method for melt flow rates of thermoplastics by extrusion plastometer. Standard test method for melt flow rates of thermoplastics. Understanding melt index and astm d1238 request pdf. Standard test method for tensile properties of plastics1 this standard is issued under the. Supplements published in intervening years, and in 193738. Astm d1238 10 standard test method for melt flow rates. Determination of the melt massflow rate mfr and melt volumeflow rate mvr of thermoplastics. Astm international astm d123800 standard test method.
Purchase the pdf download version and get immediate access this convenient option is a searchable pdf download that requires a pdf reader. Mungkin diantara temanteman ada yang bingung mau nyari dimana neh buku astm, kebanyakan di internet menjualnya dalam bentuk cddvd yang harganya mulai dari 150300ribu,, buset mahalnya, mana uang udah abis buat ngeprint, beli bahan untuk penelitian, tambah lagi mau beli nih buku, tapi tenang aja, ne juga pengalaman pribadi n temen2. University of toronto gerstein science information centre. For annual book of astm standards volume information, refer to the standards document summary page on the astm website. Standard practice for density, relative density specific gravity, or api gravity of crude petroleum and liquid petroleum products. Unfortunately, they dont tell you specifically what is wrong. Astm d1238 meltflow rates of thermoplastics by extrusion. Dimensions of both hydrometers are the same, the scale being the only item of difference.
This specification provides for the identification of polyethylene plastics extrusion materials for wire and cable in such a manner that the seller and the purchaser can agree on the acceptability of different commercial lots or shipments. The melt flow rate apparatus has been designed in accordance with iso 13 and astm d1238 method b requires the displacement transducer, afrt. D 790 03 standard test methods for flexural properties of unreinforced and reinforced plastics and electrical insulating materials1 this standard is issued under the. Collaborative testing services is another vendor offering ptp services. Astm d123804c standard test method for melt flow rates of thermoplastics by extrusion plastometer.
D1238 10 standard test method for melt flow rates of thermoplastics by extrusion plastometer1 this standard is issued under the. Method b requires the displacement transducer, afrt. The protocol is followed in general except for the specific instructions presented in steps b f of this. Astm d1238 for melt flow rates of thermoplastics used in. Norma iso 13 i astmd1238 rolbatch dr laabs magdalena. Astm d1238, standard test method for melt flow rates of thermoplastics by extrusion plastometer, astm international, west conshohocken, pa, 20, back to top.
Astm d1238 04c standard test method for melt flow rates of thermoplastics by extrusion plastometer. D256 d3159 to find similar documents by classification. Astm d1238 10 standard test method for melt flow rates of thermoplastics by extrusion plastometer. A number in parentheses indicates the year of last. Astm d1238, table 4 lists generic meltdensity factors for virgin pp and pe.
Astm d1238 04 standard test method for melt flow rates of thermoplastics by extrusion plastometer superseded see active link, below download standard pdf. As soon as the transaction is completed, your astm standards subscription will be ready for access. Issued 191015 in its yearbook complete editions issued in 1916, and triennially, 191836, inclusive. Astm d383516, standard test method for determination of properties of polymeric materials by means of a capillary rheometer, astm international, west conshohocken, pa, 2016. Access astm standards from any browser on your computer, tablet or smart phone. The standard includes four different test procedures, with procedures a and b common with iso 13.
Purchase your copy of astm d1238 as a pdf download or hard copy directly from the official bsi shop. This standard is issued under the fixed designation d1238. An astm designation number identifies a unique version of an astm standard. Last previous edition approved in 2004 as d1238 04c. They are not free, they in a deep coma, they cannot do anything else besides that by millenia their ancestors did. The melt flow rate apparatus has been designed in accordance with iso 13 and astm d1238. Iso 13 now supersedes all european standards such as din 53735 germany, nf. Standard test method for timetofailure of plastic pipe. The standards involved are iso 13, jis k 7210, astm d1238 as a general method and astm d3364 for tests on pvc, plus stipulations contained in specification standards.
The pdf download is licensed per individual in which the individual can place on up to four electronic devices for their personal use. Astm d1238 10 standard test method for melt flow rates of. Standard test method for melt flow rates of thermoplastics by extrusion plastometer english. Using tai for keeping time would mean that over the course of the years, noon would get earlier and earlier, until it would eventually occur in the wee hours of the morning.
Astm d123804c standard test method for melt flow rates of. Astmd1238 standard test method for melt flow rates of. Active standard astm d1238 developed by subcommittee. Standard test method for tensile properties of plastics1. This option is mobile friendly and compatible with all devices, including mobile tablets and smart phones. Procedure a determines the melt flow rate mfr of a thermoplastic material, measure in grams of material10 minutes g10 min. Astm d1238 04 standard test method for melt flow rates of. Astm d 124805 specification for polyethylene plastics. Standard test methods for flexural properties of unreinforced.
Astm d123810 standard test method for melt flow rates. Standard reference materials certification of standard. It is generally used as an alternative to procedure b on samples having melt flow rates greater than 75 g10 min. This document is available in either paper or pdf format. Standard test method for melt flow rates of thermoplastics by extrusion plastometer view abstract product details document history astm d1238 complete document 2010 edition, february 1, 10. Melt flow rates of thermoplastics by extrusion plastometer1. The mp1200 features the latest in melt flow measurement technology and allows operators to rapidly and easily install and perform melt flow tests, according to iso 131 and 2, astm d1238, and other global and industrial specifications. It provides a means of measuring flow of a melted material which can be used to differentiate grades as with polyethylene, or. Iso 13 melt massflow rate and melt volumeflow rate. Pdf standard test method for melt flow rates of thermoplastics. Additionally, iso and astm standards propose a slight dimensional difference in the piston foot of the melt indexer. This standard is issued under the fixed designation d 1238. Practices like these are useful in that they can point out when there is something wrong. Astm d 124805 specification for polyethylene plastics extrusion materials for wire and cable pdf download skip to the end of the images gallery.
These factors will change with additives and processing, so it is more accurate to measure the actual melt density of the specific resin being tested. Melt flow index, melt flow rate, astm d1238, iso 13. Polyox watersoluble resins melt flow test procedure. Astm d1238 standard test method for melt flow rates of thermoplastics by extrusion plastometer. Request pdf understanding melt index and astm d1238 in plastics manufacturing, the melt flow index mfi is used as a routine indicator of rheological. Using tai for keeping time would mean that over the course of the years, noon would get earlier and earlier, until it.
Astm d123804c standard test method for melt flow rates. Standard specification for polyethylene plastics extrusion. Standard test method for melt flow rates of thermoplastics by extrusion plastometer, iso13. Astm d1238 pdf free download download astmasthmaabout stm securityastmis mkurnalobaastma simptomiastm a53about stm 1asthma pptasthma definitionasthma treatmentastm standardsastm a36asthmeastm b117astm a312astm a370astm a105astm d638 794dc6dc9d astm d 1238 pdf download. Standard specification for polyethylene plastics extrusion materials for wire and cable. Astm d123810 standard test method for melt flow rates of. Astm d1238 explained thermoplastic organic polymers scribd.
Product information delrin 500 nc010 property test method units value electrical surface resistivity astm d 257 ohm 5 e15. Astm d1238 standard test method for melt flow rates of. The iso 13 standard has a starting point of 50 mm and entails 30 mm of piston travel whereas the astm d1238 method has a starting point of 46 mm and entails between 6. Astm american standard testing material download dakedo lover. D1238 10 standard test method for melt flow rates of thermoplastics by extrusion plastometer, melt flow rate, melt index, volume flow rate, acrylonitrilebutadienestyrene abs, extrusion plastometer, flow and flow ratethermoplastics, fluoropolymers, polycarbonate pc, polymers, thermoplastics. Standard test method for particlesize analysis of soils. Introduction for stable materials that are not rheologically sensitive to the timetemperature history experienced during melt flow rate testing, this part of iso 13 is recommended. Last previous edition approved in 2010 as d1238 10. Astm d1238, standard test method for melt flow rates of thermoplastics by extrusion plastometer, astm international, west conshohocken, pa, 20. All bsi british standards available online in electronic and print formats.
Because it may not be technically possible to adequately depict all changes accurately, astm recommends that users consult prior editions as appropriate. D1238 standard test method for melt flow rates of thermoplastics by extrusion plastometer melt flow rate volume flow. This document is not an astm standard and is intended only to provide the user of an astm standard an indication of what changes have been made to the previous version. Both measure the same property, but slight procedural and equipment differences can yield different results. The tester conforms to all international melt flow resistance standards, including iso13, astm d1238. Melt flow rates of thermoplastics by extrusion plastometer1 this standard is issued under the. Table 1 in classification d4000 lists the astm polyolefins with a mfr of 75 or. I am not sure if the suggestions here were based on hypothetical or real sea. Astm d3835 16 standard test method for determination of. Astm d 303508 specification for polyethylene pe plastic. The essential elements of an extrusion plastometer, together with the accuracy requirements and test methodology, are specified in national and international standards. Mfi2000 series melt flow indexers are affordable benchtop instruments that measure the melt massflow rate mfr and melt volume flow rate mvr of a wide range of thermoplastic raw materials granulate. Astm d1238 august 1, 20 standard test method for melt flow rates of thermoplastics by extrusion plastometer this test method covers the determination of the rate of extrusion of molten thermoplastic resins using an extrusion plastometer.
There are several procedures used in astm d1238 standard test method. Sep 02, 2012 astm american standard testing material download 11. A number in parentheses indicates the year of last reapproval. Melt flow rate measures the rate of extrusion of thermoplastics through an orifice at a prescribed temperature and load.