09/30183439 DC : 0
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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BS EN ISO 1133-2 - PLASTICS - DETERMINATION OF THE MELT MASS-FLOW RATE (MFR) AND THE MELT VOLUME-FLOW RATE (MVR) OF THERMOPLASTICS - PART 2: METHOD FOR MATERIALS SENSITIVE TO TIME-TEMPERATURE HISTORY AND/OR MOISTURE
Hardcopy , PDF
01-31-2012
English
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Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Apparatus
5.1 Extrusion plastometer
5.2 Accessory equipment
6 Test sample
6.1 Sample form
6.2 Sample pre-treatment and storage
7 Temperature verification, cleaning and maintenance
of the apparatus
7.1 Verification of the temperature-control system
7.2 Cleaning the apparatus
8 Procedure - set up
8.1 General
8.2 Selection of temperature and load
8.3 Cleaning
8.4 Selection of sample mass and charging the cylinder
9 Procedure
9.1 Selection of temperature and load
9.2 Minimum piston displacement distance
9.3 Timer device
9.4 Preparation for the test
9.5 Measurement
9.5.1 General
9.5.2 Displacement measurement method
9.5.3 Mass measurement method
9.6 Expression of results
10 Flow rate ratio (FRR)
11 Precision
12 Test report
Annex A (informative) - Suggested test conditions for MVR
measurement on materials that exhibit a rheological
sensitivity to the time-temperature history and/or
moisture
Annex B (informative) - Verification of temperature
in the cylinder
Annex C (informative) - Repeated MVR determinations on different
materials carried out in accordance with ISO 1133 Part 2
BS EN ISO 1133-2
| Committee |
PRI/21
|
| DocumentType |
Draft
|
| Pages |
24
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy |
| ISO 7391-2:2006 | Plastics Polycarbonate (PC) moulding and extrusion materials Part 2: Preparation of test specimens and determination of properties |
| ISO 14910-2:2013 | Plastics Thermoplastic polyester/ester and polyether/ester elastomers for moulding and extrusion Part 2: Preparation of test specimens and determination of properties |
| ISO 472:2013 | Plastics — Vocabulary |
| ISO 307:2007 | Plastics Polyamides Determination of viscosity number |
| ISO 15512:2016 | Plastics Determination of water content |
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