Welcome to the company, we have many years of professional experience!
Chat
Online
Inquiry
Home > I forgot my helmet and saw the police laughing

I forgot my helmet and saw the police laughing

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

Certificate of Honor
CONTACT USCustomer satisfaction is our first goal!
Email us

Consultation hotline:0086-15900663312

Address:No. 3888, Hutai Road, Baoshan District, Shanghai, China

I forgot my helmet and saw the police laughing
Astronaut Helmet - Universe Today
Astronaut Helmet - Universe Today

The astronaut ,helmet, protects its wearer from micrometeoroids, solar ultraviolet as well as infrared radiation. It is made up of the protective shell, neck ring, vent pad and feed port. Protection ...

How Bicycle Helmets are Made
How Bicycle Helmets are Made

Military ,helmets, now use new ,materials,, including ultra-high-molecular-weight polyethylene or UHMWP that are more effective for preventing bullets from penetrating than the old composite ,materials,. Eventually some of this science may be adapted to bicycle ,helmets, as well. Straps ,Helmet, straps are generally made of nylon or polypropylene.

Nanofoam a Game Changer for Future Football Helmets ...
Nanofoam a Game Changer for Future Football Helmets ...

30/10/2020, · A ,helmet, that can be safely reused is a huge advantage,” he said. “We would love to see a liquid nanofoam liner in MSU football ,helmets, in the future.” Lu envisions multiple future applications of the liquid nanofoam ,material, beyond football and military ,helmets,.

What Are Bike Helmets Made Of? - Bicycle Fun
What Are Bike Helmets Made Of? - Bicycle Fun

This ,material, is used to construct current in-mold and hard shell bike ,helmets,. The molding process of polycarbonate involves the bonding of the shell to the liner that produces a sturdy ,helmet,. This ,material, is of strong quality but lightweight at the same time. ,Materials,’ of the Three Important Components: Liner, Shell and Straps Liner

What is a Football Helmet Made Of? - Helmet Safety ...
What is a Football Helmet Made Of? - Helmet Safety ...

Polycarbonate is an ideal ,material, because it’s lightweight, yet can also protect the head from the brunt of a massive impact. However, times might be changing. Though the far majority ,of helmets, still use hard plastic, some companies are experimenting with a slightly softer top layer as …

What material is used for the helmet? - Knowledge - Odin ...
What material is used for the helmet? - Knowledge - Odin ...

Helmet material, The outer shell of the ,helmet, is the outermost layer of the ,helmet,. It bears and disperses the impact during impact, so the selection of the outer shell ,material, is very important. Mainly polycarbonate ,materials, (PC), PC / ABS alloy ,materials,, carbon fiber ,materials,, fiberglass ,materials,, etc., polycarbonate (PC) and PC / ABS plastic alloys, the two most commonly used ,materials,.

Materials Used in Motorcycle Helmets | FortNine Canada
Materials Used in Motorcycle Helmets | FortNine Canada

The manufacturing process is therefore simplified, which results in a more perfect ,material, balance. The result is a ,helmet, with all the same safety features as regular fibreglass, at about 80% the weight. Kevlar and Carbon Composite Shells

What Is The Best Material For Motorcycle Helmets? | Apply Net
What Is The Best Material For Motorcycle Helmets? | Apply Net

The ,materials, used must withstand the initial impact in case of an accident. 3. When you put on your ,helmet,, it important to tighten the chain strap. The chain strap is used to keep the ,helmet, on the head in case of an accident. You may have the best ,helmet, and still not get its benefit if the ,helmet, it’s not securely fit in your head. 4.

What is a Football Helmet Made Of? - Helmet Safety ...
What is a Football Helmet Made Of? - Helmet Safety ...

Polycarbonate is an ideal ,material, because it’s lightweight, yet can also protect the head from the brunt of a massive impact. However, times might be changing. Though the far majority ,of helmets, still use hard plastic, some companies are experimenting with a slightly softer …

Football Helmet Testing | Technology and Safety Research | NTS
Football Helmet Testing | Technology and Safety Research | NTS

Football ,Helmet, Testing January 29, 2018. CTE — a degenerative brain condition that results from repeated impacts to the head — is changing the game of football as we know it. Since doctors first discovered the first instances of damaging plaque when performing autopsies on NFL players, the highly profitable sporting organization has changed rules and poured resources into finding ways to ...