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HG/T 6383-2025Polypropylene devolatilization tower (English PDF)

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Issued by

Ministry of Industry and Information Technology

Level / Type

National · Recommended

Issue date

August 19, 2025

Implementation date

March 1, 2026

Scope

HG/T 6383-2025 (Polypropylene devolatilization tower) is available as an English-translated PDF.

HG/T 6383-2025 — This standard specifies the terms and definitions, working principle, product classification, structural types, basic parameters and models, materials, design, requirements, inspection and test methods, factory inspection, marking, packaging, transportation, and storage of polypropylene devolatilization towers.

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Document preview — HG/T 6383-2025

National Standard of the People's Republic of China

ICS: 71.120.99
Classification: G 93

Issued by: Ministry of Industry and Information Technology

What this standard covers1
Document data2

What this standard covers

This standard specifies the terms and definitions, working principle, product classification, structural types, basic parameters and models, materials, design, requirements, inspection and test methods, factory inspection, marking, packaging, transportation, and storage of polypropylene devolatilization towers. This standard applies to polypropylene devolatilization towers used for devolatilization treatment of polypropylene particles with a particle size of 2mm to 5mm and an organic volatile matter mass fraction of not less than 100 x 10-6.

Document data

International classification (ICS): 71.120.99.

Chinese classification (CCS): G93.

Estimated length of the Chinese original: 19,175 words.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 13 pages — is available in the English PDF.

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