EN ISO 1524:2020
(Main)Paints, varnishes and printing inks - Determination of fineness of grind (ISO 1524:2020)
Paints, varnishes and printing inks - Determination of fineness of grind (ISO 1524:2020)
This document specifies a method for determining the fineness of grind of paints, inks and related products by use of a suitable gauge, graduated in micrometres.
It is applicable to all types of liquid paints and related products, except products containing pigments in flake form (e.g. glass flakes, micaceous iron oxides, zinc flakes).
Beschichtungsstoffe und Druckfarben - Bestimmung der Mahlfeinheit (Körnigkeit) (ISO 1524:2020)
Dieses Dokument legt ein Verfahren zum Bestimmen der Mahlfeinheit (Körnigkeit, Kornfeinheit) von pigmentierten Beschichtungsstoffen, Druckfarben und ähnlichen Produkten mit einem geeigneten Messgerät, dessen Skale eine Teilung in Mikrometern hat, fest.
Es ist auf alle Arten von flüssigen, pigmentierten Beschichtungsstoffen und ähnlichen Produkten anwendbar, außer auf Produkte, die plättchenförmige Pigmente (z. B. Glasplättchen, Eisenglimmer, Zinkplättchen) enthalten.
Peintures, vernis et encres d'imprimerie - Détermination de la finesse de broyage (ISO 1524:2020)
Le présent document spécifie une méthode pour déterminer la finesse de broyage des peintures, des encres et des produits assimilés, au moyen d'une jauge appropriée graduée en micromètres.
Il s'applique à tous les types de peintures liquides et de produits assimilés, excepté les produits contenant des pigments en forme de lamelles (par exemple des copeaux, de l'oxyde de fer micacé, des particules de zinc).
Barve, laki in tiskarske barve - Ugotavljanje finosti mletja (ISO 1524:2020)
General Information
- Status
- Published
- Publication Date
- 14-Jul-2020
- Withdrawal Date
- 30-Jan-2021
- Technical Committee
- CEN/TC 139 - Paints and varnishes
- Drafting Committee
- CEN/TC 139 - Paints and varnishes
- Current Stage
- 6060 - Definitive text made available (DAV) - Publishing
- Start Date
- 15-Jul-2020
- Completion Date
- 15-Jul-2020
Relations
- Effective Date
- 13-Jun-2018
Overview
EN ISO 1524:2020 - Paints, varnishes and printing inks - Determination of fineness of grind (ISO 1524:2020) specifies a laboratory method for measuring the fineness of grind of liquid paints, inks and related products using a graduated gauge expressed in micrometres (µm). The method applies to most liquid coatings and printing inks but excludes products containing flake pigments (e.g. glass flakes, micaceous iron oxides, zinc flakes). This edition updates the 2013 version and allows gauge materials other than hardened steel, adds three‑groove gauges, and clarifies scraper and reading procedures.
Key topics and technical requirements
- Scope and definitions: Defines fineness of grind and related terminology (see ISO 4618).
- Apparatus:
- Gauge: block (typical dimensions ~175 × 65 × 13 mm) with one, two or three tapered grooves (examples: 25 µm, 50 µm, 100 µm maximum depth). Recommended graduation intervals and ranges are provided for each gauge size.
- Scraper: single‑ or double‑edged steel blade with rounded edge (radius ~0.25 mm) and length slightly greater than gauge width.
- For water‑dilutable paints, stainless steel gauges are recommended.
- Sampling and preparation: Follow ISO 15528 (sampling) and ISO 1513 (sample preparation) to obtain representative test specimens.
- Procedure:
- Preliminary gauge selection, then perform the test in triplicate.
- Pour sample into deep end of groove, draw scraper uniformly across the gauge (usual draw time 1–2 s; for lithographic inks use ≥5 s).
- View the wet draw at an angle of (30 ± 2)° and identify where discrete particles/scratches become predominant. Estimate reading to specified resolution (e.g., 5 µm for 100 µm gauge).
- Clean apparatus after each reading.
- Results and precision:
- Record the mean of three determinations to the same accuracy as original readings.
- The standard includes precision information (repeatability and reproducibility limits) and test report requirements.
Applications
- Quality control in formulation and production of paints, varnishes and printing inks to monitor pigment dispersion and particle size.
- Incoming raw material checks and final product certification.
- Process troubleshooting in mills and dispersers where fineness affects colour, gloss, hiding power and printing performance.
- Specification reference for procurement and contractual quality clauses.
Who uses this standard
- Coatings and ink manufacturers, QC and R&D laboratories, testing houses, raw‑materials suppliers, and procurement/specification engineers.
Related standards
- ISO 1513 - Examination and preparation of test samples
- ISO 4618 - Terms and definitions for paints and varnishes
- ISO 15528 - Sampling of paints, varnishes and raw materials
Keywords: ISO 1524:2020, fineness of grind, paints varnishes printing inks, gauge micrometres, drawdown, dispersion quality, paint testing.
Frequently Asked Questions
EN ISO 1524:2020 is a standard published by the European Committee for Standardization (CEN). Its full title is "Paints, varnishes and printing inks - Determination of fineness of grind (ISO 1524:2020)". This standard covers: This document specifies a method for determining the fineness of grind of paints, inks and related products by use of a suitable gauge, graduated in micrometres. It is applicable to all types of liquid paints and related products, except products containing pigments in flake form (e.g. glass flakes, micaceous iron oxides, zinc flakes).
This document specifies a method for determining the fineness of grind of paints, inks and related products by use of a suitable gauge, graduated in micrometres. It is applicable to all types of liquid paints and related products, except products containing pigments in flake form (e.g. glass flakes, micaceous iron oxides, zinc flakes).
EN ISO 1524:2020 is classified under the following ICS (International Classification for Standards) categories: 87.040 - Paints and varnishes. The ICS classification helps identify the subject area and facilitates finding related standards.
EN ISO 1524:2020 has the following relationships with other standards: It is inter standard links to EN ISO 1524:2013. Understanding these relationships helps ensure you are using the most current and applicable version of the standard.
EN ISO 1524:2020 is available in PDF format for immediate download after purchase. The document can be added to your cart and obtained through the secure checkout process. Digital delivery ensures instant access to the complete standard document.
Standards Content (Sample)
SLOVENSKI STANDARD
01-september-2020
Nadomešča:
SIST EN ISO 1524:2013
Barve, laki in tiskarske barve - Ugotavljanje finosti mletja (ISO 1524:2020)
Paints, varnishes and printing inks - Determination of fineness of grind (ISO 1524:2020)
Beschichtungsstoffe und Druckfarben - Bestimmung der Mahlfeinheit (Körnigkeit) (ISO
1524:2020)
Peintures, vernis et encres d'imprimerie - Détermination de la finesse de broyage (ISO
1524:2020)
Ta slovenski standard je istoveten z: EN ISO 1524:2020
ICS:
87.040 Barve in laki Paints and varnishes
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.
EN ISO 1524
EUROPEAN STANDARD
NORME EUROPÉENNE
July 2020
EUROPÄISCHE NORM
ICS 87.040 Supersedes EN ISO 1524:2013
English Version
Paints, varnishes and printing inks - Determination of
fineness of grind (ISO 1524:2020)
Peintures, vernis et encres d'imprimerie - Beschichtungsstoffe und Druckfarben - Bestimmung
Détermination de la finesse de broyage (ISO der Mahlfeinheit (Körnigkeit) (ISO 1524:2020)
1524:2020)
This European Standard was approved by CEN on 19 June 2020.
CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this
European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references
concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN
member.
This European Standard exists in three official versions (English, French, German). A version in any other language made by
translation under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC Management
Centre has the same status as the official versions.
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
© 2020 CEN All rights of exploitation in any form and by any means reserved Ref. No. EN ISO 1524:2020 E
worldwide for CEN national Members.
Contents Page
European foreword . 3
European foreword
This document (EN ISO 1524:2020) has been prepared by Technical Committee ISO/TC 35 "Paints and
varnishes" in collaboration with Technical Committee CEN/TC 139 “Paints and varnishes” the
secretariat of which is held by DIN.
This European Standard shall be given the status of a national standard, either by publication of an
identical text or by endorsement, at the latest by January 2021, and conflicting national standards shall
be withdrawn at the latest by January 2021.
Attention is drawn to the possibility that some of the elements of this document may be the subject of
patent rights. CEN shall not be held responsible for identifying any or all such patent rights.
This document supersedes EN ISO 1524:2013.
According to the CEN-CENELEC Internal Regulations, the national standards organizations of the
following countries are bound to implement this European Standard: 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 the
United Kingdom.
Endorsement notice
The text of ISO 1524:2020 has been approved by CEN as EN ISO 1524:2020 without any modification.
INTERNATIONAL ISO
STANDARD 1524
Fifth edition
2020-06
Paints, varnishes and printing inks —
Determination of fineness of grind
Peintures, vernis et encres d'imprimerie — Détermination de la
finesse de broyage
Reference number
ISO 1524:2020(E)
©
ISO 2020
ISO 1524:2020(E)
© ISO 2020
All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may
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on the internet or an intranet, without prior written permission. Permission can be requested from either ISO at the address
below or ISO’s member body in the country of the requester.
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ii © ISO 2020 – All rights reserved
ISO 1524:2020(E)
Contents Page
Foreword .iv
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 1
4 Apparatus . 1
5 Sampling . 3
6 Procedure. 3
7 Expression of results . 5
8 Precision . 5
8.1 Repeatability limit, r . 5
8.2 Reproducibility limit, R . 6
9 Test report . 6
ISO 1524:2020(E)
Foreword
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This document was prepared by Technical Committee ISO/TC 35, Paints and varnishes, Subcommittee
SC 9, General test methods
...




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