CEN/TR 14061:2021

Fertilizers - Determination of dust content

This document is applicable to crushing strength measurement as applied to grains of fertilizer obtained in prilling or wet-granulation process. Compacted or crystalline materials were not considered.

Düngemittel - Bestimmung des Staubgehaltes

Engrais - Détermination de la teneur en poussière

Gnojila - Določanje količine prahu

General Information

• Status: Published
• Publication Date: 01-Jun-2021
• ICS: 65.080 - Fertilizers
• Technical Committee: CEN/TC 260 - Fertilizers and liming materials
• Drafting Committee: CEN/TC 260/WG 1 - Sampling
• Current Stage: 6060 - Definitive text made available (DAV) - Publishing
• Start Date: 02-Jun-2021
• Due Date: 29-Sep-2021
• Completion Date: 02-Jun-2021
• Ref Project: SIST-TP CEN/TR 14061:2021 - Fertilizers - Determination of dust content

Relations

• Replaces: CR 14061:2000 - Fertilizers - Determination of dust content
• Effective Date: 09-Jun-2021
• Corrected By: CEN/TR 14061:2021/AC:2022 - Fertilizers - Determination of dust content
• Effective Date: 27-Oct-2021

Standards Content (Sample)

SLOVENSKI STANDARD
SIST-TP CEN/TR 14061:2021
01-november-2021
Nadomešča:
SIST CR 14061:2002
Gnojila - Določanje količine prahu
Fertilizers - Determination of dust content
Düngemittel - Bestimmung des Staubgehaltes
Engrais - Détermination de la teneur en poussière
Ta slovenski standard je istoveten z: CEN/TR 14061:2021
ICS:
65.080 Gnojila Fertilizers
SIST-TP CEN/TR 14061:2021 en
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

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SIST-TP CEN/TR 14061:2021


CEN/TR 14061
TECHNICAL REPORT

RAPPORT TECHNIQUE

June 2021
TECHNISCHER BERICHT
ICS 65.080 Supersedes CR 14061:2000
English Version

Fertilizers - Determination of dust content
Engrais - Détermination de la teneur en poussière Düngemittel - Bestimmung des Staubgehaltes


This Technical Report was approved by CEN on 23 May 2021. It has been drawn up by the Technical Committee CEN/TC 260.

CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia,
Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway,
Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and
United Kingdom.





EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION

EUROPÄISCHES KOMITEE FÜR NORMUNG

CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels
© 2021 CEN All rights of exploitation in any form and by any means reserved Ref. No. CEN/TR 14061:2021 E
worldwide for CEN national Members.

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CEN/TR 14061:2021 (E)
Contents Page
European foreword . 3
Introduction . 4
1 Scope . 5
2 Normative references . 5
3 Terms and definitions . 5
4 Symbols and abbreviated terms . 5
4.1 Technical Symbols . 5
4.2 Statistical symbols and abbreviations . 6
5 Calculation of the spouting bed apparatus . 6
5.1 Particle terminal velocity . 6
5.2 Spouting section . 7
5.3 Maximum spoutable bed height . 7
5.4 Design of apparatus . 7
5.5 Flowmeter . 8
6 Initial testing . 8
6.1 Determination of dust weight . 8
6.2 Setting the test time . 8
6.3 Preliminary ringtests . 8
7 Conclusive ring test . 9
7.1 General. 9
7.2 Apparatus .
...