BS EN ISO 4823:2015
$189.07
Dentistry. Elastomeric impression materials
| Published By | Publication Date | Number of Pages |
| BSI | 2015 | 50 |
PDF Catalog
| PDF Pages | PDF Title |
|---|---|
| 7 | Foreword |
| 9 | 1 Scope 2 Normative references 3 Terms and definitions |
| 10 | 4 Classification 5 Requirements for packaging, labelling, and information in manufacturer’s instructions 5.1 Packaging requirements |
| 11 | 5.2 Labelling requirements 5.2.1 Outer packages (containing one or more primary containers) 5.2.2 Primary containers within outer packaging 5.3 Requirements for information in manufacturer’s instructions 5.3.1 General 5.3.2 Identifying information |
| 12 | 5.3.3 Specific instructions for use 5.4 Requirements for characteristics and properties 5.4.1 Component colours 5.4.2 Mixing time (hand-spatulated or hand-kneaded mixes) |
| 13 | 5.4.3 Consistency 5.4.4 Working time 5.4.5 Detail reproduction 5.4.6 Linear dimensional change 5.4.7 Compatibility with gypsum 5.4.8 Elastic recovery 5.4.9 Strain-in-compression |
| 14 | 6 Pre-test planning approaches 6.1 Sampling 6.2 Pre-test product examinations 6.2.1 Examinations for compliance with labelling requirements 6.2.2 Examinations for effectiveness of the packaging 6.2.3 Examinations for compliance with requirements for instructions for use |
| 15 | 6.3 Essential pre-test preparatory practices 6.3.1 Laboratory conditions 6.3.2 Apparatus function verification steps 6.3.3 Volume of materials to be mixed for each specimen 6.3.4 Order for conducting examinations and tests 6.3.5 Standardized approaches to proportioning, mixing, and handling of hand mixed materials to be tested 6.3.6 Timing for the specimen preparation and test procedures 6.3.7 Simulated oral time/temperature treatment of specimens formed in completely closed mould assemblies |
| 16 | 6.4 Pass/fail determinations 6.5 Expression of test results 7 Test methods — Specific 7.1 Mixing-time 7.1.1 Apparatus 7.1.2 Specimen preparation and test procedure (five specimens) 7.1.3 Pass/fail determination and expression of results 7.2 Consistency 7.2.1 Apparatus and materials |
| 17 | 7.2.2 Advance preparation steps 7.2.3 Specimen preparation and test procedure (3 specimens) |
| 18 | 7.2.4 Pass/fail determination and expression of results 7.3 Working-time 7.3.1 Apparatus and materials applicable to the Type 0 materials 7.3.2 Working time test for the Type 0 materials |
| 20 | 7.3.3 Apparatus and materials applicable to the Types 1, 2, and 3 7.3.4 Pretest apparatus function verification and assembly |
| 21 | 7.3.5 Pass/fail determination and expression of results 7.4 Detail reproduction 7.4.1 Apparatus and materials |
| 22 | 7.4.2 Specimen preparation (three specimens) 7.4.3 Test procedure 7.4.4 Pass/fail determination and expression of results |
| 23 | 7.5 Linear dimensional change 7.5.1 Apparatus and materials 7.5.2 Test block line-length measurement procedure 7.5.3 Specimen preparation (three specimens) |
| 24 | 7.5.4 Test specimen measurement 7.6 Compatibility with gypsum 7.6.1 Apparatus and materials |
| 25 | 7.6.2 Specimen preparation |
| 26 | 7.6.3 Test procedure 7.6.4 Pass/fail determination and expression of results 7.7 Elastic recovery 7.7.1 Apparatus and materials 7.7.2 Specimen preparation |
| 27 | 7.7.3 Test procedure 7.7.4 Calculation of results 7.7.5 Pass/fail determination and expression of results |
| 28 | 7.8 Strain-in-compression 7.8.1 Apparatus 7.8.2 Specimen preparation 7.8.3 Test procedure 7.8.4 Calculation of results 7.8.5 Pass/fail determination and expression of results |
| 29 | Annex A (normative) Figures cited in this International Standard |
| 43 | Annex B (normative) Standardized hand mixing methods |
| 46 | Annex C (informative) Working-time test apparatus components − Possible sources |
| 47 | Bibliography |
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BS EN ISO 4823:2015 – TC:2020 Edition
Tracked Changes. Dentistry. Elastomeric impression materials Published By Publication Date Number of Pages BSI 2020…
