ISO 18473-3-2018 pdf free download.Functional pigments and extenders for special application – Part 3: Fumed silica for silicone rubber application.
1. This document specifies requirements and corresponding methods of test for fumed silica in powder form for silicone rubber application. This document is applicable to untreated and surface treated fumed silica.
2. ISO 3262 -20:2000, Extenders for paints – – Specifications and methods of test一Part 20: Fumed silica
ISO 9277, Determination of the specific surface area of solids by gas adsorption一BET method
ISO 15528, Paints, varnishes and raw materials for paints and varnishes一Sampling
ISO 18451-1, Pigments, dyestuffs and extenders一Terminology 一Part 1: General terms
3 Terms and definitions
For the purposes of this document, the terms and definitions given in ISO 18451-1 and the fllowving apply.
ISO and IEC maintain terminological databases for use in standardization at the following addresses:
一IEC Electropedia: available at https://www.electropedia.org/
一ISO Online browsing platform: available at https://www.iso.org/obp
3.1 fumed silica amorphous silica produced from silicon halides by high-temperature flame hydrolysis
Note 1 to entry: It can be also subjected to further surface treatment.
4 Classification and designation
4.1 Classification
Fumed silica is classified as hydrophilic and hydrophobic, according to whether it can be dispersed in water or not.
4.2 Designation
Fumed silica can normally be designated according to its specific surface area determined by the Brunauer, Emmett and Teller (BET]) method.
5. Conditional requirements
Tamped density is a conditional requirement and shall be subjected to agreement between the interested parties.
The test method of tamped density follows ISO 787-11, the result should be reported in g/l.
6 Sampling
Take a representative sample of the product to be tested, as described in ISO 15528.
7 Marking and labelling
The outer packing information shall be clearly marked in a visible location including, but not limited to, the following:
a) manufacturer name, brand and address;
b) product name;
c) type;
d) net weight;
e) batch number or production date;
1) a “keep away from rain mark.
8 Test report
The test report shall include at least the following information:
a) all information necessary to completely identify the product tested;
b) a reference to this document, i.e. ISO 18473-3:2018;
c) the method used, the result(s) of the test, including a reference to the clause which explains how the results were calculated, and whether or not the product complies with the relevant specification limits.ISO 18473-3 pdf free download.
Tags: Functional pigments and extenders
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ISO 8600-1-2013 pdf free download.Endoscopes – Medical endoscopes and endotherapy devices – Part 1: General requirements. 6 Marking 6.1 Minimum marking Iach individual endoscope or endotherapy device shall have the lollowing minimum marking: a) model number and/or other mark sufficient to identify the endoscope or endotherapy device and its manufacturer; b) maximum insertion portion width, minimum instrument channel width, working length, field of view and/or direction of view where such identification is necessary for the intended use of the endoscope or endotherapy device. The Insertion portion width and instrument channel width units shall be in millimetres. The insertion portion width and instrument channel width can also be marked in French size as defined in 3.5, shown by either ‘Fr or an encircled number; c) wherever reasonable and practicable. the endoscope or endotherapy device and detachable component(s) shall be identified in terms of lot numbers or serial numbers, etc. 6.2 Marking legibility The marking shall remain legible over the lifetime of the device when the endoscope or endotherapy device is used, cleaned, disinlected, sterilized and stored in accordance with the instruction manual. 6.3 Marking exceptions When marking on the endoscope or endotherapy device or detachable component(s) is impossible to achieve due…
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ISO 15688-2012 pdf free download.Road construction and maintenance equipment – Soil stabilizers 一 Terminology and commercial specifications. This International Standard establishes the terminology, definitions of operation and commercial specifications for soil stabilizers and their components intended for use in road construction and pavement works. It does not apply to soil stabilizers used in agricultural applications. 2 Normative references The following documents, in whole or in part, are normatively referenced in this document and are indispensable for its application. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.. ISO 3911, Wheels and rims for pneumatic tyres — Vocabulary, designation and marking ISO 6746-1, Earth-moving machinery — Definitions of dimensions and codes — Part 1: Base machine ISO 6746-2, Earth-moving machinery — Definitions of dimensions and codes — Part 2: Equipment and attachments ISO 7134. Earth-moving machinery — Graders — Terminology and commercial specifications 3 Terms and definitions For the purposes of this document, the following terms and definitions apply. 3.1 soil stabilizer self-propelled machine, either towed or transported, with the function of pulverizing, breaking-up, aerating, homogenizing, and loosening existing and imported soil or paving materials and mixing them…
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ISO 18436-1-2012 pdf free.Condition monitoring and diagnostics of machines – Requirements for qualification and assessment of personnel一 Part 1: Requirements for assessment bodies and the assessment process. 5 Requirements for assessment body personnel 5.1 General provisions In order to ensure that the assessment process is carried out effectively and uniformly, the competence requirements for personnel involved in the entire process shall be defined by the assessment body and, in the case of a third party, be approved by the responsible TCC (in accordance with ISO/IEC 17024). The assessment body shall require its personnel (internal or external) to sign a contract, or other document, by which they commit themselves to comply with the rules defined by the assessment body, including those relating to confidentiality and those relating to independence from commercial and other interests, and from any prior or present link with the persons to be examined that would, in the opinion of the interested parties, compromise impartiality. Clearly documented instructions shall be available to the personnel, describing their duties and responsibilities. These instructions shall be maintained up to date. All personnel involved in any aspect of assessment activities shall possess appropriate educational qualifications, experience and technical expertise, which satisfy defined…