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.
Rice barrel safety helmet
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.
Professional team work and production line which can make nice quality in short time.
Address：No. 3888, Hutai Road, Baoshan District, Shanghai, China
The fitting of a ,helmet, is crucial for your safety. HEAD ,helmets, generally come in four shell sizes (S, M, L, XL) which allows a more individual fitting. Wearing a too big ,helmet, puts unnecessary ,weight, on your head which influences the effects of an ,impact, on your head tremendously.
5/1/2020, · Overall, polycarbonate is generally considered a higher end ,helmet, material, due to its having a high ,impact, resistance for its ,weight,. Because of this property, polycarbonate ,helmets, are often thinner and lighter, while offering the same level of protection as ABS ,helmets,.
The ,impact, speed chosen for bike, snow, and equestrian ,helmets, are 6.2m/s and 7.5m/s for motorcycle ,helmets,. ,Impact, angle is always 45 degrees. The speeds for bike ,helmets, were chosen based on real accident reconstruction studies (Verschueren et al 2009).
A hard hat is a type ,of helmet, predominantly used in workplace environments such as industrial or construction sites to protect the head from injury due to falling objects, ,impact, with other objects, debris, rain, and electric shock. Suspension bands inside the ,helmet, spread the ,helmet's weight, and the force of any ,impact, over the top of the head.
Bicycle ,helmets, are designed as a compromise among ,impact, management, cooling, ,weight,, cost and many other factors. Within all of the constraints, current ,helmets, do a good job. But no ,helmet, can protect you against all impacts, even a motorcycle ,helmet,.
21/12/1989, · i.e., its displacement and deformation upon falling ,weight impact,, as well as of the eﬀects this has on the specta-cles/goggles worn by the user. The following mechani-cal parameters were selected for studying the phenomena accompanying falling ,weight impact, on safety ,helmets, used in conjunction with protective spectacles/goggles: Figure 2.