Document Details |
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| Name of Department/Committee : | CHD 27 | ||||
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| Document Number : | CHD 27 ( 27268) | ||||
| Document Title [English] : | Unbonded Rock and Slag Wool for Thermal Insulation - Specification Third Revision | ||||
| Document Title [Hindi] : | थर्मल इन्सुलेशन के लिए अनबॉन्डेड रॉक और स्लैग वूल - विशिष्टि (तीसरा पुनरीक्षण) | ||||
| Document Type : | Revision | ||||
| Language : | English | ||||
| Priority : | 2 | ||||
| ICS Code : | 91.100.60 | ||||
| Date of Project Approval : | 17-12-2024 | ||||
| Standards to be Revised : |
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| Standards to be Superseded : |
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Classification Details |
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| Group : | Chemicals, Plastics and their Products including packaging and Environment |
| Sub Group : | Chemical Products |
| Sub Sub Group : | Thermal Insulation Materials-wool based, fibre based, cement based |
| Aspects : | Product Specification |
| Risk : | None |
| Certification : | Voluntary Certification |
| Short Commom Man's Title : | |
| ITCHS Code : | |
| Ministry : |
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| Sustainable development Goals : | |
| Degree of Equivalence : | Indigenous |
| Identical/Equivalent Standards : | |
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| Sl.No. | Synosis Points | |
| 1 | This revision has been taken up in order to update the standard with the latest technology advancements and the currently available data. Amendment no. 1 issued to the previous version of this standard has also been incorporated. The major changes in this revision are: a) The permissible tolerance values for apparent density has been modified. b) The permissible shot content has been modified. c) The unit of thermal conductivity or k-Value has been changed from mW/cm.deg to W/mK. d) The maximum value of sulphur content has been modified. e) The term corrosive attack has been replaced by leachable chloride content. The limits of chloride content have also been changed and suitable test methods have been prescribed. | |
Timeline Details |
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