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.
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
24 / 7 guaranteed service
The professional team provides 24 * 7 after-sales service for you, which can help you solve any problems
Liquid nanofoam lining bolsters football helmets against ...
29/10/2020, · The foam ,lining, of a football ,helmet, sits inside the harder polycarbonate exterior and plays an important role in absorbing energy from impacts to protect the wearer’s head.Get Price Send E-mail
A new motorcycle helmet liner material: The finite element ...
1/1/2007, · The use of this ,material, allows for comparing results with ,helmets, made from the same shell ,material, and the current EPS foam ,liner, with more accurate judgment than composite shell. The ,liner, is the ,material, under investigation which is the EPP foam. The EPP foam can be manufactured with the bead molding process as for the EPS.Get Price Send E-mail
Materials — DOME
It was utilized as a ,helmet liner material, from the 1800’s through to about 1940. more. Polycarbonate. Polycarbonate, like ABS, is a thermoplastic widely used to construct ,helmet, shells. more. Vinyl Nitrile. Vinyl nitrile is a resilient foam that can be used as a ,liner material, in ,helmets, designed to withstand more than a single impact.Get Price Send E-mail
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 ,LinerGet Price Send E-mail
ABS vs Polycarbonate: Which Helmet Shell Material Is ...
5/1/2020, · Look at the technical specifications for the ,helmet, you are considering buying. They will typically give the ,material, of the ,helmet,. The specs will often specify both the ,lining material, as well as the shell ,material,. They will typically look something like this: ,Lining Material,: EPS Shell ,Material,: PCGet Price Send E-mail
helmet material Helmet Materials;What is Fabric;What is ...
Expanded Polystyrene. EPS Foam widely used as ,Helmet, Mold ,material, it lightinexpensive and water-resistant. EPS foam is perhaps the most common in everyday life: this white foam can be seen in cups for hot beverages refrige ...Get Price Send E-mail
Helmet Case Study - Materials Group
These ,materials, are easily shaped - cycling ,helmets, often have striking shapes to improve their aerodynamic performance. Manufacturing. All ,helmets, are made from a number of components: an outer shell, an inner ,liner, (for good fit and comfort), fitting straps, and perhaps a decorative covering. ,Helmet, shells are made by ...Get Price Send E-mail
How Bicycle Helmets are Made
The ,liner, is the most important part of the ,helmet,, the foam layer where the energy of the crash is managed. Bicycle ,helmet, liners are mostly molded in Expanded Polystyrene (EPS) foam. For the cheaper ,helmets, that make up the largest part of sales in the US market, the techniques are standard ones used in the industry's "foam shops" for making all sorts of EPS parts.Get Price Send E-mail
Motorcycle helmet - Wikipedia
A motorcycle ,helmet, is a type ,of helmet, used by motorcycle riders. The primary goal of a motorcycle ,helmet, is motorcycle safety – to protect the rider's head during impact, thus preventing or reducing head injury and saving the rider's life. Some ,helmets, provide additional conveniences, such as ventilation, face shields, ear protection, intercom etc.Get Price Send E-mail
What Is The Best Material For Motorcycle Helmets? | Apply Net
WHAT IS THE BEST ,MATERIAL, FOR MOTORCYCLE ,HELMETS,? A motorcycle ,helmet, is made up of four different ,materials,. • Interior ,lining, • The outer shell • Chin strap • Flexible foam ,lining,. 1. This is the main factor you should consider when buying a ,helmet,. In case of an accident, the inner ,lining, will reduce the impact of the energy.Get Price Send E-mail