{"id":312988,"date":"2024-10-19T21:32:13","date_gmt":"2024-10-19T21:32:13","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bs-iso-69642019\/"},"modified":"2024-10-25T19:35:01","modified_gmt":"2024-10-25T19:35:01","slug":"bs-iso-69642019","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bs-iso-69642019\/","title":{"rendered":"BS ISO 6964:2019"},"content":{"rendered":"
This document specifies test methods for the determination of the carbon black content of polyolefin compositions used in particular for the manufacture of pipes and fittings, and provides a basic specification for polyethylene pipes and fittings.<\/p>\n
This document applies equally to the material for manufacture and to any material taken from a pipe or fitting.<\/p>\n
PDF Pages<\/th>\n | PDF Title<\/th>\n<\/tr>\n | ||||||
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2<\/td>\n | National foreword <\/td>\n<\/tr>\n | ||||||
6<\/td>\n | Foreword <\/td>\n<\/tr>\n | ||||||
7<\/td>\n | 1 Scope 2 Normative references 3 Principle <\/td>\n<\/tr>\n | ||||||
8<\/td>\n | 4 Method A: Electrical tube furnace 4.1 Reagents 4.2 Apparatus 4.3 Procedure 4.3.1 Test conditions 4.3.2 Sampling 4.3.3 Conditioning 4.3.4 Silica sample boat preparation for the test <\/td>\n<\/tr>\n | ||||||
9<\/td>\n | 4.3.5 Test portion 4.3.6 Determination 4.4 Calculation and expression of results (Method A) <\/td>\n<\/tr>\n | ||||||
10<\/td>\n | 5 Method B1 or B2: Muffle furnace (conventional B1) or (microwave B2) 5.1 Apparatus 5.2 Procedure 5.2.1 Test conditions 5.2.2 Conditioning 5.2.3 Sampling 5.2.4 Crucible preparation for the test <\/td>\n<\/tr>\n | ||||||
11<\/td>\n | 5.2.5 Test portion 5.2.6 Determination <\/td>\n<\/tr>\n | ||||||
12<\/td>\n | 5.3 Calculation and expression of results (Method B1 and B2) 6 Method C: Thermogravimetric analyzer (TGA) 6.1 Apparatus 6.2 Procedure 6.2.1 Conditioning 6.2.2 Sampling 6.2.3 Test portion <\/td>\n<\/tr>\n | ||||||
13<\/td>\n | 6.2.4 Temperature scanning program 6.2.5 Gas-flow rate 6.2.6 Determination 6.3 Calculation and expression of results (Method C) <\/td>\n<\/tr>\n | ||||||
14<\/td>\n | 7 Test report <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":" Polyolefin pipes and fittings. Determination of carbon black content by calcination and pyrolysis. Test method<\/b><\/p>\n |