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Determination of the degree of cure for sealant
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Basic data
| Standard ID | GB/T 32369-2015 (GB/T32369-2015) |
| Description (Translated English) | Determination of the degree of cure for sealant |
| Sector / Industry | National Standard (Recommended) |
| Classification of Chinese Standard | G38 |
| Classification of International Standard | 83.180 |
| Word Count Estimation | 11,190 |
| Date of Issue | 2015-12-31 |
| Date of Implementation | 2016-07-01 |
| Quoted Standard | GB/T 528; GB/T 17200; GB/T 20740; HG/T 3947-2007 |
| Regulation (derived from) | State Standard Announcement 2015 No.43 |
| Issuing agency(ies) | General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China |
| Summary | This standard specifies the test method for determining the degree of cure of room temperature cured sealants. This standard is applicable to the determination of curing degree of room temperature curing sealant, which can be used for quality control and product performance study. |
GB/T 32369-2015: Determination of the degree of cure for sealant
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Determination of the degree of cure for sealant
ICS 83.180
G38
National Standards of People's Republic of China
Determination of the degree of cure sealant
Issued on. 2015-12-31
2016-07-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Foreword
This standard was drafted in accordance with GB/T 1.1-2009 given rules.
The standard proposed by China Petroleum and Chemical Industry Association.
This standard by the National Standardization Technical Committee adhesive (SAC/TC185) centralized.
This standard was drafted. Beijing Tianshan new materials technology Co., Ltd., Shanghai Rubber Products Research Institute, Hangzhou Zhijiang Silicone Chemical
Ltd., Dow Corning (China) Investment Co., Ltd., Shandong Yulong Polymer Technology Co., Ltd. Fushun brothers good chemistry.
The main drafters of this standard. Chenya Ju, Zhang Jianqing, Tao Yue, Wang opened, Sun Hui, Wei Ge, Yang Meng.
Determination of the degree of cure sealant
1 Scope
This standard specifies the test method for determination of room temperature curing sealant degree of cure.
This standard applies to room temperature curing sealant measuring the degree of cure, these test methods can be used for quality control and research performance.
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.
GB/T 528 Determination of vulcanized rubber or thermoplastic rubber tensile stress-strain properties
GB/T 17200 Rubber Plastic tensile, compression and bending test machine (constant speed drive) Technical Specifications
GB/T 20740 adhesive sampling
HG/T 3947-2007 one-component RTV silicone adhesive/sealant
3 types of methods and instructions for use
Room temperature curing sealant curing degree measuring method of the kind described in Table 1 using.
Table 1 Test methods and types of instructions
Method Number Method Name Description
A method of intensity contrast method is suitable for single-component, multi-component sealant
Method two wedge-shaped groove method is suitable for one-component moisture cure sealant
Method three cups curing method is suitable for one-component silicone sealant, see Appendix A
4 sampling
According to GB/T 20740 on the adhesive sample.
5 a method of intensity comparison method
5.1 Principle
Determination of the degree of cure of the sealants according to the ratio of the tensile strength of the specimen during cure fully cured and the tensile strength.
5.2 devices and materials
5.2.1 tensile testing machine. tensile testing machine shall comply with GB/T 17200, with a level 2 force measurement accuracy. Elongation testing machine used
Meter accuracy. type 1, type 2 and type 1A dumbbell specimen of grade D; type 3 and type 4 dumbbell specimen for the E-Class. Tester should at least be able to
100mm/min ± 10mm/min, under 200mm/min ± 20mm/min and 500mm/min ± 50mm/min into the moving velocity
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