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What Is Flame Retardant Work Clothing? A Comprehensive Analysis of National Standards, Materials and Purchasing Tips


2025-06-12


I. Definition and Core Functions of Flame retardant Work Uniforms

Flame Resistant Clothing (abbreviated as FR clothing) is protective clothing specially designed for working environments with risks of flames, arcs or high temperatures. Its core feature is:

Non-combustible when exposed to fire: Made of special flame retardant fabric, it will not continue to burn when in contact with a fire source

Strong self-extinguishing property: It will automatically extinguish within 2 to 3 seconds after leaving the fire source

Anti-dripping: No molten droplets will be produced at high temperatures, causing secondary damage

Typical application scenarios:
Industries such as power maintenance, petrochemicals, welding operations, metallurgy and casting, which have the risks of flash fire, explosive environments or electric arcs

Ii. Interpretation of Chinese Mandatory Standards (GB 8965.1-2020)

The current latest standard in China is GB 8965.1-2020 “Flame retardant Protective Clothing”, and the key indicators include:

Technical requirements for testing items and testing methods
The afterburning time is ≤2 seconds for the vertical burning method
Vertical burning method with smoldering time ≤2 seconds
Vertical burning method for damage length ≤100mm
Thermal protection performance (TPP) ≥25cal/cm² thermal radiation convection test
Arc protection (ATPV) ≥8cal/cm² arc test (optional)
When making a purchase, it is necessary to ensure that the product tag clearly indicates the GB 8965.1-2020 standard number and the information of the certificate of conformity

Iii. Depth Comparison of the Five Core Materials

1.Flame retardant cotton (CVC blend)workwear
Ingredients: 35%-65% cotton + polyester fiber

Features: Good air permeability, low unit price (100-300 yuan per set)

Disadvantage: The flame retardancy decreases after 50 washes, making it suitable for short-term use

2. Aramid (Nomex®/Kevlar®)
Features: DuPont patented fiber, permanently flame retardant

Advantages: Resistant to high temperatures above 300℃ and has excellent arc resistance

Price: 600- 1,500 yuan per set (high-end preferred choice)

3. Nitrile chlorodex (Protex®)
Characteristics: Inherently flame retardant, with a feel close to that of wool

Applicable to: Dual demands of chemical prevention and flame retardancy in the chemical industry

4. Flame retardant adhesive (FR Rayon)
Advantages: Moisture-absorbing and sweat-wicking, suitable for high-temperature and high-humidity environments

Typical application: Operations in front of furnaces in steel mills

5. Composite coated fabric
Process: Ordinary fabric + flame retardant coating (such as Proban® treatment)

Note: The coating may fall off during washing and needs to be inspected regularly

Iv. Guide to Avoiding Pitfalls when Purchasing (6 Golden Rules)

Look at the certification mark

Basic certifications: GB 8965.1 (China), EN ISO 11612 (European Union)

Special requirements: NFPA 2112 (Flash protection), IEC 61482 (Arc Protection)

Feel the texture of the fabric

High-quality aramid fabric: Soft and chewy to the touch

Inferior products: stiff or too thin and light

Check the sewing process

Flame retardant sewing thread must be used

The seams should be edge-wrapped

Ask about the number of washes

Permanent flame retardant fabric: Can be washed more than 100 times

Treated fabric: Usually, it needs to be re-inspected after 50 times

Try-on experience

There should be plenty of room for movement under the armpits and knees

Avoid choosing patterns that will restrict the movement of the job

Compare after-sales service

Test reports are provided by regular manufacturers

High-quality brands such as Zhuoer Protection support sampling and re-inspection

V. Industry Application Solutions

Power industry: Select arc flash protective clothing with ATPV≥8cal/cm²

Oil drilling: Dual functions of anti-static and flame retardant are required (surface resistance ≤10⁹Ω)

Welding operation: It is recommended to use a combination of a leather flame retardant apron and cotton flame retardant clothing

Vi. Zhuoer Protection – Professional Provider of Flame retardant Solutions

As a leading domestic manufacturer of protective equipment, Zhuoer Protection provides:

All series of aramid flame retardant work uniforms: Passed the dual certifications of NFPA 2112 and GB 8965.1

Customized services: Support for enterprise LOGO embroidery and customized reflective strips

Technical support: Third-party test reports are provided for each batch of products

Purchase suggestion: Follow the official website of “Zhuoer Protection”. Factory direct supply ensures authenticity. Enjoy exclusive discounts for bulk purchases. Safety protection is no small matter. Choosing a professional brand can truly ensure work safety!

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