ASTM D1765 PDF

A number in parentheses indicates the year of last reapproval. A superscript epsilon e indicates an editorial change since the last revision or reapproval. This standard has been approved for use by agencies of the Department of Defense. Scope 1. The second character gives information on the average surface area of the carbon black. The last two characters are assigned arbitrarily.

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Standards Subsctiption may be the perfect solution. ASTM D — 18 Standard Classification System for Carbon Blacks Used in Rubber Products It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use.

Last previous edition approved in as D — 01e1. This spans a period of 20 years. As the voice of the U. The last two characters are assigned arbitrarily.

The first character gives some indication of the influence of the carbon black on the rate of cure of a typical rubber compound containing the black. Need more than one copy? In EPDM, which does not possess a high intrinsic plasticity, these types of black can hardly be incorporated and dispersed.

It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use. In practice, the black compounds shall be mixed and tested at the same time using the formulation in Test Methods D These groups are as follows: A superscript epsilon aztm indicates an editorial change c the last revision or reapproval.

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The series blacks have very large primary particles: Typical values often vary between suppliers; therefore, the range of data used to de? Webprint Printed and bound. Historical Version s — view previous versions of standard.

Subscription pricing is determined by: This standard is also available to be included in Standards Subscriptions. A target value is defined as an agreed upon value on which producers center their production process satm users center their specifications. The second character gives information on the average surface area of the carbon black. These ranges in no way should be viewed as being related to speci?

N and S respectively, for N ormal and S low curing Channel and post-oxidized asttm. ASTM International takes no position respecting the validity of any patent rights asserted in connection with any item mentioned in this standard.

Subscription pricing is determined by: If you feel that your comments have not received a fair hearing you should make your views known to the ASTM Committee on Standards, at the address shown below. On the other hand, these blacks are quite difficult to incorporate in the rubber, because of the high shear forces needed for the dispersion.

In general, Test Method D can be used to estimate the surface area of furnace blacks but no channel, oxidized and thermal blacks. Procedures for Classifying a New Carbon Black 5. All other properties shown are averages of typical values supplied by zstm manufacturers.

You need to log in before adding standards to the monitoring service. Already Subscribed to this document. Referenced Documents purchase separately The documents listed below are referenced within the subject standard but are not provided as part of the standard.

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