GB/T 35960-2018 in English
VALIDCatalysts titanium oxide type for sulfur recovery
- Issued on:2018-02-06
- Implemented on:2018-09-01
- File Format:PDF
- Delivery:Via email within 1~3 business days
$156.00
《GB/T 35960-2018二氧化钛型硫磺回收催化剂》由TC63(全国化学标准化技术委员会)归口,TC63SC10(全国化学标准化技术委员会化工催化剂分会)执行,主管部门为中国石油和化学工业联合会。
Introduction
Interpretation of the national standard for titanium dioxide-based sulfur recovery catalysts
1. Background and significance of standard formulation
GB/T 35960-2018 Titanium dioxide-based sulfur recovery catalyst is a technical standard formulated for sulfur recovery catalysts with titanium dioxide as the main active component in the Claus sulfur recovery process using hydrogen sulfide acid gas as raw material. The standard was proposed by the China Petroleum and Chemical Industry Federation and aims to standardize the technical requirements, test methods and application performance of the catalyst.
2. Comparative analysis of standard frameworks
| Items | Requirements of this standard | Industry average level | International advanced level |
|---|---|---|---|
| Activity index (total sulfur conversion rate) | ≥63% | 50-60% | Above 70% |
| Organic sulfur hydrolysis rate | ≥98% | Around 90% | ≥98% |
| Particle compressive strength | ≥150 N/cm | 100-120 N/cm | Above 160 N/cm |
3. Interpretation of Standard Technical Requirements
Activity Index:This standard stipulates that the total sulfur conversion rate and organic sulfur hydrolysis rate of titanium dioxide sulfur recovery catalysts should reach 63% and 98% or more respectively. This shows that the catalyst has a high catalytic efficiency in the Claus process.
Physical Properties:Indicators such as the radial crushing resistance of the particles, specific surface area, and pore volume must all meet specific requirements to ensure the stability and service life of the catalyst.
4. Implementation Suggestions
Case Analysis: Application Practice of a Sulfur Plant
After a sulfur recovery plant adopted the GB/T 35960-2018 standard to select catalysts, the sulfur conversion efficiency increased by about 10% and the by-products decreased by 20%. It is recommended that enterprises conduct bidding and technical evaluation in strict accordance with the standards during procurement and use
- Focus on the matching of activity indicators and physical properties
- Establish a long-term monitoring mechanism to ensure the stability of catalyst performance

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