GB/T 29331-2012Photography - Paper dimensions - Rolls for printers (English PDF)

Foreword

This standard was drafted in accordance with GB/T 1.1-2009 given rules.

This standard uses the translation method identical with ISO 1009:2000 "photography paper size printing machine roll paper." this standard made the following editorial changes.

--- 7.4 in Figure 1 of this standard text portions increase the letter E, ISO 1009:2000 7.4 1 E and E apparent bid Size requirements, and in the narrative of missing E, through analysis studies suggest that E is indispensable;

--- ISO 1009:2000 Annex A of ISO 6221 has been annulled, the ISO 18903:2002 replaced in Appendix A of this standard manipulation Using ISO 18903.

The standard proposed by China Petroleum and Chemical Industry Association.

The photosensitive material standard by the National Standardization Technical Committee (SAC/TC102) centralized.

This standard was drafted. China Lucky Film Group Corporation, Lucky Film Co., Ltd.

1 Scope

This standard specifies the black and white and color photographic paper used in roll-contact printing machine and printing machine projection on the nominal width of the target size and cutting tolerances.

This standard also provides for joint demands to the axis of the core size, volume and packaging wrapped flags.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document.

ISO 1. 1975 industry standard length measurement reference temperature (Standardreferencetemperatureforindustriallength measurements) ISO 554. 1976 for conditioning and/or specification standard atmospheric testing (Standardatmospheresforconditioning and/ortesting-Specifications)

3 Terms and Definitions

The following terms and definitions apply to this document.

Target size aimdimension the production process should be recommended as the target size or design.

Shaft core core

No flange ends, generally cylindrical, the object can be deemed the central portion of the roll of paper.

Nominal size Appear in the product label or catalog reference dimension.

Recommended size preferredsizes Industry standard size that the user greatest demand (number of units) and the number of product (m2) in size.

Note. to encourage new equipment designers in any possible with the recommended size.

Approved size recognizedsizes Production on important dimensions, but is not commonly used, not selected as the recommended dimensions.

NOTE. This classification helps the reader understand the need to make certain dimensions of the former recommended size change is not commonly used, or some new dimensions become more common.

Splice connector

The two become a material connection connecting portion.