GB 46035-2025 English PDF

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB 46035-2025	RFQ	ASK	3 days	Perfluorohexanone extinguishing agent	Valid

Similar standards

GB/T 51033   GB/T 50082   

Basic data

Standard ID: GB 46035-2025 (GB46035-2025)
Description (Translated English): Perfluorohexanone extinguishing agent
Sector / Industry: National Standard
Classification of Chinese Standard: G95
Classification of International Standard: 71.120, 83.200
Word Count Estimation: 122,127
Date of Issue: 2025-08-01
Date of Implementation: 2026-08-01
Older Standard (superseded by this standard): GB 20055-2006, GB 25431.1-2010, GB 25431.2-2010, GB 25431.3-2010, GB 25432-2010, GB 25434-2010, GB 30747-2014
Issuing agency(ies): State Administration for Market Regulation, Standardization Administration of China

GB 46035-2025: Perfluorohexanone extinguishing agent

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ICS 71.120;83.200 CCSG95 National Standard of the People's Republic of China Partially replaces GB.20055-2006, GB 25431.1~25431.3-2010, GB 25432-2010, etc. General safety requirements for rubber and plastics machinery Released on August 1, 2025 Implementation on August 1, 2026 State Administration for Market Regulation The National Standardization Administration issued

Table of Contents

Preface VII Introduction VIII 1 Scope 1 2 Normative references 1 3 Terms and Definitions 2 4 General safety requirements and/or protection or risk reduction measures 2 4.1 General Requirements 2 4.2 Ergonomics 3 4.3 Operating Position 3 4.4 Start, stop and restart functions 3 4.5 Emergency Stop 4 4.6 Protective devices 4 4.7 Electrosensitive protective equipment 5 4.8 Two-hand control device 5 4.9 Pressure-sensitive mats, floors, and edges 5 4.10 Power-operated guards 6 4.11 Safety-related components of control systems 6 4.12 Automatic Monitoring 6 4.13 Moving Parts 6 4.14 Hose 7 4.15 Electrical and Electromagnetic Interference 7 4.16 Overheated parts or materials 7 4.17 Noise 7 4.18 Gas, Fume and Dust 8 4.19 Slips, Trips and Falls 8 4.20 Hydraulic and pneumatic systems 8 5 Specific safety requirements for closed rubber mixing mills and plastic mixing mills 8 5.1 Safety protection against mechanical hazards in the charging area 8 5.2 Safety protection against mechanical hazards in the transition trough area of tandem internal mixers 9 5.3 Safety protection against mechanical hazards in the unloading area 10 5.4 Safety protection against mechanical hazards caused by movement of rotor drive elements 10 6 Specific safety requirements for open rubber and plastic mixing mills 10 6.1 Danger of being sucked in and crushed by the two rollers during normal (forward and reverse) operation 6.2 Hazards due to reduced braking performance 10 6.3 Hazards of suction and crushing by roller drive mechanisms 10 6.4 Suction and crushing hazards between the rubber guard and the rollers 11 6.5 Additional safety requirements for emergency release of personnel 11 6.6 Specific requirements for large mixing mills (D ≥ 400 mm) 11 6.7 Specific requirements for small mixing mills (D ≤.200 mm) 14 6.8 Specific requirements for medium-sized mixing mills (200 mm < D < 400 mm) 16 7 Specific safety requirements for rubber and plastic extruders 16 7.1 Drive and transmission device, screw shaft 16 7.2 Openings on the barrel 16 7.3 Hopper 16 7.4 Single/Double Roller Feeding System 16 7.5 Stuffing feeding system 17 7.6 Overvoltage Protection 17 7.7 Screen Changer 17 7.8 Melt gear pump 17 7.9 Exhaust system 17 7.10 Extruder head 17 7.11 Horizontal movement of power-operated machinery and its components 18 8 Specific safety requirements for die face pelletizers in rubber and plastic extrusion lines 18 8.1 Melt connector, start valve 18 8.2 Pelletizing area, pelletizing room 18 8.3 Granular material discharge area/reversing device, cooling and conveying medium outlet area 19 8.4 Drive motor and transmission area 19 8.5 Horizontal moving wheel set 19 8.6 Hazards due to loss of stability 19 9 Specific safety requirements for traction devices in rubber and plastic extrusion lines 19 9.1 Feeding area 19 9.2 Conveying area, driving and power transmission area 20 9.3 Discharging area 20 9.4 Falls due to gravity/uncontrolled descent 20 9.5 Additional requirements for full body access 20 9.6 Startup and machine setup operations in hazardous areas 21 10 Specific safety requirements for rubber and plastics calendering machines 21 10.1 General Requirements 21 10.2 Preventing entry into the crushing area 22 10.3 Additional requirements for cleaning 23 10.4 Hazards caused by transmission systems 23 10.5 Hazards at the auxiliary rollers 24 10.6 Hazards caused by auxiliary equipment 24 10.7 Dynamic movement of engaging/disengaging calenders 25 11 Specific safety requirements for rubber and plastic injection molding machines 25 11.1 Hazards arising from mold closing movements in the mold area 25 11.2 Hazards arising from mold closing movements on the non-operating side of the mold area 26 11.3 Hazards caused by movements other than mold closing movements during production 26 11.4 Use of protective devices with control functions 28 11.5 Safety requirements for machines with descending templates 30 11.6 Additional requirements for machines where the entire body of the person is accessible between the mold area and the interlocked guard or light curtain 30 11.7 Additional requirements for machines where the entire human body enters the mold area 31 11.8 Clamping mechanism area or area behind the movable platen 32 11.9 Areas outside the mold area and/or the clamping mechanism where the ejector and ejector pins and their drive mechanisms move 33 11.10 Nozzle Area 33 11.11 Injection device area 34 11.12 Product drop area 34 12 Specific safety requirements for rubber and plastic blade crushers 35 12.1 Crushing chamber 35 12.2 Feeding area 35 12.3 Discharge area 36 13 Specific safety requirements for rubber and plastic strand pelletizers 36 13.1 Cutting Chamber 36 13.2 Feeding device 37 13.3 Feeding area 37 13.4 Discharge area 37 13.5 Starting device 37 13.6 Water spill hazard 37 14 Specific safety requirements for rubber and plastic shredders 37 14.1 Chopping chamber 37 14.2 Feeding area 38 14.3 Discharge Area 39 15 Specific safety requirements for plastic pelletizers 39 15.1 Granulation Chamber 39 15.2 Feeding of non-pre-cut materials 40 15.3 Moving parts of the discharge system 40 16 Specific safety requirements for flat vulcanizing presses 40 16.1 Mold Area 40 16.2 Clamping device area outside the mold area 43 16.3 Hazards of Power-Operated Die Clamping Systems 44 16.4 Dangers of Power-Operated Die Changing Devices 45 16.5 Full body access to the mold area, movable guard or light curtain and flat vulcanizing press 45 16.6 Flatbed vulcanizing press with full access to the mold area 46 16.7 Reciprocating/rotary plate vulcanizing press 47 17 Specific safety requirements for tire shaping and curing presses 47 17.1 Overview 47 17.2 Moving the upper part closed (closing movement) and open (opening movement) 48 17.3 Accidental fall of the mobile upper part at the mold opening limit position 48 17.4 Accidental fall of the mobile upper part at any position of the mold opening 49 17.5 Moving the upper locking device to lock or unlock 49 17.6 Lowering, raising, moving in and out of the tire loading device and/or tire storage device 49 17.7 Tire mounting device falls in raised position 49 17.8 Tire removal device movement 50 17.9 The movement of applying or releasing the clamping force, the movement of the automatic locking and unlocking device of the mold sleeve, the upward and downward movement of the movable mold operating device Downward movement 50 17.10 When the vulcanizing machine is above the semi-closed position (secondary shaping position), apply pressure of 50 17.11 When the vulcanizing machine is below the semi-closed position (secondary shaping position), apply 50% pressure to the bladder. 17.12 Before the steam chamber is unlocked, the pressure in the steam chamber is too high 51 17.13 When the vulcanizing machine is closed and locked, apply pressure 51 to the bladder. 17.14 Before unlocking, the capsule pressure is too high 51 17.15 Bladder leakage causes hot water to accumulate between the bladder and the tire 51 17.16 Falling of tire or tyre during loading or unloading 17.17 Rear Inflator 51 18 Usage Information 52 18.1 General Requirements 52 18.2 User Manual 52 18.3 Mark 53 18.4 Safety Signs 53 18.5 Warning devices 54 Appendix A (Normative) Catalogue of Coordinated Standards for Safety Technology of Rubber and Plastic Machinery 55 Appendix B (Normative) Type I Protection 56 B.1 Type I protection, movable guards for hydraulic drive systems 56 B.2 Type I protection, movable protective devices for electric drive systems 57 B.3 Type I protection, light curtain for hydraulic drive system 61 B.4 Type I protection, light curtain for electric drive system 62 Appendix C (Normative) Type II Protection 66 C.1 Type II protection, movable protective device for hydraulic drive system 66 C.2 Type II protection, movable protective devices for electric drive systems 67 C.3 Type II protection, light curtain for hydraulic drive system 71 C.4 Type II protection, light curtain for electric drive system 73 Appendix D (Normative) Type III Protection 76 D.1 Type III protection, movable guard for hydraulic drive system 76 D.2 Type III protection, movable protective devices for electric drive systems 82 D.3 Type III protection, light curtain 100 for hydraulic drive system D.4 Type III protection, light curtain for electric drive system 102 Appendix E (Normative) Validation System 108 E.1 Single Confirmation System 108 E.2 Double confirmation system 108 Appendix F (Normative) Noise Test Procedure 109 F.1 Overview 109 F.2 Measurement of A-weighted emission sound pressure level at the operating position 109 F.3 Determination of A-weighted sound power level 109 F.4 Installation and fixing for noise measurement 110 F.5 Operating Conditions 110 F.6 Recorded Information 110 F.7 Test report information 110 F.8 Notification and verification of noise emission values 110 References 112 Preface This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for standardization work Part 1.Structure and drafting rules for standardization documents" Drafting. This document partially replaces GB.20055-2006 "Safety requirements for open rubber mixing mills and plastic mixing mills", GB 25431.1-2010 "Rubber and plastic mixing mills" Extruders and extrusion lines Part 1.Safety requirements for extruders" and GB 25431.2-2010 "Rubber and plastics extruders and extrusion production lines GB 25431.3-2010 "Rubber and plastics extruders and extrusion lines - Part 3.Safety requirements for die face pelletizers" GB 25432-2010 Safety Requirements for Flat Vulcanizing Presses, GB 25434-2010 Safety Requirements for Rubber and Plastic Calenders GB 30747-2014 "Safety Requirements for Tire Shaping and Curing Presses". This document is incompatible with the documents it replaces. In addition to structural adjustments and editorial changes, the main technical changes are as follows. a) The mandatory safety requirements for rubber and plastic machinery are summarized in a unified manner (see Chapter 4); b) Added general safety requirements (see 4.1); c) Added ergonomic requirements (see 4.2); d) Added operating position requirements (see 4.3); e) Refined the specific safety requirements for the corresponding machines (see Chapters 5 to 17); f) The information on the use of rubber and plastic machinery is summarized in a unified manner (see Chapter 18); g) The rubber and plastic machinery type I protection, type II protection, type III protection, confirmation system and noise test procedures are unified (see Appendix B~Appendix F). Please note that some of the contents of this document may involve patents. The issuing organization of this document does not assume the responsibility for identifying patents. This document is proposed and coordinated by the Ministry of Industry and Information Technology of the People's Republic of China. The previous versions of the documents replaced by this document are as follows. ---GB.20055, first issued in.2006; ---GB 25431.1, first issued in.2010; ---GB 25431.2, first issued in.2010; ---GB 25431.3, first issued in.2010; ---GB 25432, first issued in.2010; ---GB 25434, first issued in.2010; ---GB 30747, first issued in.2014.

introduction

According to the classification of GB/T 15706-2012, this document belongs to Class C safety standard. Safety standards for rubber and plastic machinery play an important role in ensuring safe production, property safety, and personal safety and health. This document is relevant to the following stakeholders involved in rubber and plastics machinery. ---Rubber and plastic machinery and equipment manufacturers; ---Safety and health agencies (such as regulatory agencies, market supervision agencies, etc.). Other stakeholders affected by the safety level of rubber and plastics machinery include. ---Rubber and plastic machinery and equipment researchers; ---People who use rubber and plastic machinery and equipment; ---Workers in rubber and plastics product factories; ---Owners of rubber and plastic machinery and equipment; ---Rubber and plastic machinery and equipment service personnel. When this document differs from the requirements specified in the Category A or Category B safety standards, the rubber and plastic machinery designed and manufactured in accordance with this document shall be For machinery, the requirements of this document take precedence over those in other standards. General safety requirements for rubber and plastics machinery

1 Scope

This document specifies the general safety requirements necessary for the design and production of rubber and plastics machinery and the specific safety requirements for the corresponding machines. This document is applicable to rubber refining, calendering, extrusion, cutting, molding, vulcanization, crushing, etc. and plastic refining, calendering, extrusion, injection, spraying, Rubber and plastic machinery including pressure, vacuum, hollow, foam molding, weaving, casting, granulation, crushing, etc.

2 Normative references

The contents of the following documents constitute the essential clauses of this document through normative references in this document. For referenced documents without a date, only the version corresponding to that date applies to this document; for referenced documents without a date, the latest version (including all amendments) applies to This document. GB 2894 Safety signs and their use guidelines GB/T 3766-2015 General rules and safety requirements for hydraulic transmission systems and their components GB/T 4208-2017 Degrees of protection provided by enclosures (IP code) GB/T 5226.1-2019 Electrical safety of machinery - Electrical equipment of machinery - Part 1.General technical requirements GB/T 5563-2013 Rubber and plastic hoses and hose assemblies - Test methods for hydrostatic pressure GB/T 7932-2017 General rules and safety requirements for pneumatic systems and their components GB/T 8196-2018 Mechanical safety guards - General requirements for the design and manufacture of fixed and movable guards GB/T 9574-2017 Rubber and plastic hoses and hose assemblies - Ratio of proof pressure, burst pressure to maximum working pressure GB/T 12265-2021 Mechanical safety Minimum distance to prevent crushing of human body parts GB/T 12668.501 Adjustable speed electrical drive systems Part 5-1.Safety requirements electrical, thermal and energy GB/T 12668.502-2013 Speed-regulating electrical drive systems Part 5-2.Safety requirements for functional GB/T 14048.13-2017 Low-voltage switchgear and controlgear Part 5-3.Control circuit devices and switching elements in the event of a fault Requirements for proximity switches with defined functions under certain conditions (PDDB) GB/T 14574-2000 Acoustic machines and equipment - Marking and verification of noise emission values GB/T 15706-2012 General principles for safety design of machinery - Risk assessment and risk reduction GB/T 16754 Design principles for emergency stop functions of machinery GB/T 16855.1-2018 Safety of machinery - Safety-related components of control systems - Part 1.General principles for design GB/T 16855.2-2015 Safety of machinery - Safety-related components of control systems - Part 2.Verification GB/T 17248.2-2018 Noise emitted by acoustic machines and equipment above a reflecting surface with negligible environmental correction Determination of emission sound pressure levels at working positions and other specified positions in a quasi-free field GB/T 17248.3-2018 Acoustics - Noise emitted by machines and equipment - Determination of working position and other noise levels using approximate environmental correction Emission sound pressure level at a specified location GB/T 17248.5-2018 Acoustics - Noise emitted by machines and equipment - Determination of working position and other Emission sound pressure level at a specified location GB/T 17454.1 Safety of machinery - Pressure-sensitive protective devices - Part 1.General rules for the design and testing of pressure-sensitive mats and pressure-sensitive floors GB/T 17454.2 Safety of machinery - Pressure-sensitive protective devices - Part 2.General rules for the design and testing of pressure-sensitive edges and pressure-sensitive rods GB/T 17454.3 Safety of machinery - Pressure-sensitive protective devices - Part 3.Pressure-sensitive buffers, pressure-sensitive plates, pressure-sensitive wires and similar devices General principles for design and testing ......

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