GB/T 38019-2019 in English

《GB/T 38019-2019工业用过滤布 粉尘过滤性能测试方法》由TC209（全国纺织品标准化技术委员会）归口，TC209SC7（全国纺织品标准化技术委员会产业用纺织品分会）执行，主管部门为中国纺织工业联合会。

GB/T 38019-2019 Industrial filter fabrics - Test method for dust filtration performance

1 Scope

This standard specifies a test method for dust filtration performance of industrial filter fabrics.

It is applicable to filter fabrics for separating solid from industrial gas.

2 Normative references

The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.

GB/T 6529 Textiles - Standard atmospheres for conditioning and testing

3 Terms and definitions

For the purposes of this document, the following terms and definitions apply.

3.1
dust concentration
mass of dust contained in per unit volume of gas

3.2
dust cleaning cycle
time between the start of the last dust cleaning and that of the next dust cleaning

3.3
dust cleaning time
time spent for a single dust cleaning by jetting

3.4
initial resistance
resistance of clean specimen at specific air speed for filtrating

3.5
residual resistance
resistance of specimen after dust cleaning via specified cycle test

Foreword i
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Apparatus and tools
6 Test dust
7 Absolute filtering media
8 Specimen conditioning and preparation
9 Test procedures
10 Calculation and expression of results
11 Test report
Annex A (Informative) Example of test report
Bibliography