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Home > Safety helmet sign of China Railway 11th Bureau

Safety helmet sign of China Railway 11th Bureau

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.

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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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Safety helmet sign of China Railway 11th Bureau
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Noise, levels above 125 decibels for even short periods of time, can cause permanent hearing loss. Hearing loss and damage occur from a combination of ,how long, you are exposed to ,noise, and how loud the ,noise, is (dB level). Our highest ,Noise, Reduction Rating ,Ear Muffs, are one of the best ways to protect your hearing from damage.

Noise and Nuisance - Frequently Asked Questions
Noise and Nuisance - Frequently Asked Questions

The police can deal with a complaint if the ,noise, amounts to a breach of the peace, or where it is associated with threatening, violent or other ,anti,-social behaviour. In very serious cases of ,anti,-social behaviour, the police and local councils can work together to take action against residents under Part 1 of the ,Anti,-social Behaviour, Crime and Policing Act 2014.

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Noise, levels above 125 decibels for even short periods of time, can cause permanent hearing loss. Hearing loss and damage occur from a combination of ,how long, you are exposed to ,noise, and how loud the ,noise, is (dB level). Our highest ,Noise, Reduction Rating ,Ear Muffs, are one of the best ways to protect your hearing from damage.

Noise and Nuisance - Frequently Asked Questions
Noise and Nuisance - Frequently Asked Questions

The police can deal with a complaint if the ,noise, amounts to a breach of the peace, or where it is associated with threatening, violent or other ,anti,-social behaviour. In very serious cases of ,anti,-social behaviour, the police and local councils can work together to take action against residents under Part 1 of the ,Anti,-social Behaviour, Crime and Policing Act 2014.

Earplug & Noise Reduction Ratings Explained
Earplug & Noise Reduction Ratings Explained

This means that if you are at a rock concert with a level of ,noise, exposure at 100 dB and you are wearing a hearing protector with an NRR 33 dB, your new level of ,noise, exposure is 87 dB. If you are wearing a product with an NRR of 27 it would deduct 10 decibels (27-7/2=10).

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Earplug & Noise Reduction Ratings Explained
Earplug & Noise Reduction Ratings Explained

This means that if you are at a rock concert with a level of ,noise, exposure at 100 dB and you are wearing a hearing protector with an NRR 33 dB, your new level of ,noise, exposure is 87 dB. If you are wearing a product with an NRR of 27 it would deduct 10 decibels (27-7/2=10).

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ZKFHEZ Cap Earmuffs Noise-Proof Earmuffs soundproof ...

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Noise Reduction Rating - NRR - Best Ear Protection for ...

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