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heng de facemask with box

Shanghai Sunland Industrial Co., Ltd is the top manufacturer of Personal Protect Equipment in China, with 20 years’experience. We are the Chinese government appointed manufacturer for government power,personal protection equipment , medical instruments,construction industry, etc. All the products get the CE, ANSI and related Industry Certificates. All our safety helmets use the top-quality raw material without any recycling material.

Why Choose Us
Solutions to meet different needs

We provide exclusive customization of the products logo, using advanced printing technology and technology, not suitable for fading, solid and firm, scratch-proof and anti-smashing, and suitable for various scenes such as construction, mining, warehouse, inspection, etc. Our goal is to satisfy your needs. Demand, do your best.

Highly specialized team and products

Professional team work and production line which can make nice quality in short time.

We trade with an open mind

We abide by the privacy policy and human rights, follow the business order, do our utmost to provide you with a fair and secure trading environment, and look forward to your customers coming to cooperate with us, openly mind and trade with customers, promote common development, and work together for a win-win situation..

24 / 7 guaranteed service

The professional team provides 24 * 7 after-sales service for you, which can help you solve any problems

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heng de facemask with box
Thermal exposures and assessing heat damage to protective ...
Thermal exposures and assessing heat damage to protective ...

Firefighting protective clothing is designed to protect you against thermal exposures in structural fires. Yet like all safety products, protective clothing has its limitations. Therefore, the...

Protective clothing and heat stress: Ergonomics: Vol 38 No 1
Protective clothing and heat stress: Ergonomics: Vol 38 No 1

The high level ,of protection, required by ,protective clothing, (PPC) severely impedes ,heat, exchange by sweat evaporation. As a result work associated with wearing PPC, particularly in hot environments, implies considerable physiological strain and may render workers exhausted in a short time.

Optimized Protective Clothing Keeps Workers Cool and ...
Optimized Protective Clothing Keeps Workers Cool and ...

Mass matters when protecting against extreme heat; the mass in a jacket or fabric provides insulation against the 2900 degrees Fahrenheit steel, the 2000 degrees Fahrenheit molten pulp, or any...

Heat Illness Prevention - Title 8 Section 3395
Heat Illness Prevention - Title 8 Section 3395

“Environmental risk factors for heat illness” means working conditions that create the possibility that heat illness could occur, including air temperature, relative humidity, radiant heat from the sun and other sources, conductive heat sources such as the ground, air movement, workload severity and duration, protective clothing and personal protective equipment worn by employees.

Clothing protecting against selected physical hazards ...
Clothing protecting against selected physical hazards ...

Based on the risk assessment, the selection of protective clothing with the appropriate level of protection for workplaces with heat and flames should be carried out. It is required to take measurements of intensity of hazardous and dangerous factors present in the work …

New protective clothing regulations | 2015-03-30 | Safety ...
New protective clothing regulations | 2015-03-30 | Safety ...

April 1 – Employers must ensure the outer layer of clothing worn by an employee is flame-resistant when estimated incident heat energy exceeds 2.0 cal/cm². April 1 – The employer must ensure employees with exposure to electric arc hazards wear protective clothing and other protective equipment with an arc rating greater than or equal to the estimated heat energy whenever it exceeds 2.0 cal/cm².

Heat balance when wearing protective clothing | Annals of ...
Heat balance when wearing protective clothing | Annals of ...

Heat, balance when wearing ,protective clothing, George Havenith. George Havenith Human Thermal Environments Laboratory, Loughborough University, Loughborough, LE11 3TU, UK. Tel.: +44 1 509-223031; fax: +44 1 1509-223940 Search for other works by this author on: Oxford ...

Personal protective equipment - Wikipedia
Personal protective equipment - Wikipedia

Personal ,protective, equipment (PPE) is ,protective clothing,, helmets, goggles, or other garments or equipment designed to protect the wearer's body from injury or infection.The hazards addressed by ,protective, equipment include physical, electrical, ,heat,, chemicals, biohazards, and airborne particulate matter.,Protective, equipment may be worn for job-related occupational safety and health ...

Arc Flash Protective Clothing: What You Wear Matters ...
Arc Flash Protective Clothing: What You Wear Matters ...

The heat from an arc flash can melt clothing from several feet away, especially if the clothing is made of a synthetic blend, raising the potential for health complications beyond the burn itself. Wearing thermally resistant arc flash protective clothing outlined under the requirements of NFPA 70E makes sense.

Heat stress and protective clothing: an emerging approach ...
Heat stress and protective clothing: an emerging approach ...

Abstract. There is little doubt that ,heat, stress affects many workers adversely and that ,protective clothing, generally adds to the burden. The ACGIH threshold limit value for ,heat, stress is the guiding document for evaluation of ,heat, stress in the United States.