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JB/T 12649-2016Hot runner systems for plastics injection moulds - Technical requirements (English PDF)

塑料注射模热流道系统技术条件

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Issued by

MIIT

Level / Type

Industry · Recommended

Issue date

January 15, 2016

Implementation date

June 1, 2016

Scope

JB/T 12649-2016 is the English-translated version of 塑料注射模热流道系统技术条件.

Hot runner systems for plastics injection moulds are the subject of JB/T 12649-2016, a recommended standard of the Chinese machinery industry that carries their technical requirements.

The hot runner system named in the title is the part of the plastics injection mould those requirements are written for. Among the standards it quotes are GB/T 825, GB/T 1184-1996, GB/T 1804-2000, GB/T 3098.1-2010 and a number of parts of the GB/T 4169 series.

It is filed under Chinese classification J46 and was issued by the Ministry of Industry and Information Technology.

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Document preview — JB/T 12649-2016

National Standard of the People's Republic of China

Issued by: Ministry of Industry and Information Technology of the People's Republic of China

1 Scope
2 Normative references
3 Requirements on the parts
4 Assembly requirements
5 Inspection
6 Acceptance
7 Marking, packaging, transport and storage
Table 1 Recommended materials and hardness of the hot runner parts
Table 2 Limit deviations of the diameter of the outlet of the hot nozzle
Table 3 Limit deviations of the sealing diameter of the hot nozzle sleeve
Table 4 Single side draft angle of the gate
Table 5 Limit deviations of the thickness of the hot runner plate and of the distance between the outlet holes, and parallelism tolerance of the upper and lower surfaces

Document data

Chinese classification (CCS): J46.

Estimated length of the Chinese original: 7,792 words.

Standards quoted by this document

GB/T 825; GB/T 1184-1996; GB/T 1804-2000; GB/T 3098.1-2010; GB/T 4169.1; GB/T 4169.2; GB/T 4169.3; GB/T 4169.4; GB/T 4169.5; GB/T 4169.6; GB/T 4169.7; GB/T 4169.8; GB/T 4169.9; GB/T 4169.10; GB/T 4169.11; GB/T 4169.12; GB/T 4169.13; GB/T 4169.14; GB/T 4169.15; GB/T 4169.16

3 Requirements on the parts

4 Assembly requirements

5 Inspection

6 Acceptance

7 Marking, packaging, transport and storage

......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.

Referenced standards

Normative references

Cited by

GB/T 41102-2021General technical requirements for injection moulding system for PET preform in packaging field

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