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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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.
The professional team provides 24 * 7 after-sales service for you, which can help you solve any problems
Address：No. 3888, Hutai Road, Baoshan District, Shanghai, China
31/8/2020, · EPP foam is a relatively new material in climbing helmets—it absorbs impacts rather than shattering and is thus a more durable and protective choice—but we’re happy to see it becoming more commonplace (for more on EPP and EPS foams, see our buying advice below).
Helmet materials we offer fall into two groups: more basic thermoplastics (ABS, polycarbonate, and compounds that are a blend of both) and composite materials made of more complex fiber and resin mixes (fiberglass, Kevlar, carbon fiber, and composite blends).
3M SecureFit X5001V-ANSI Helmet will provide reinforced protection against lateral, rear and front impacts making it ideal for mountaineering and climbing. It will also provide security and comfort for workers in telecommunications, manufacturing, construction, forestry, oil …
19/10/2020, · Materials - Essentially there are two types of climbing helmet: hardshell and softshell. With a hardshell helmet, emphasis is given to stopping the rock or icicle with the outer shell. It’s an old-school “my helmet is harder than your rock or ice” approach but it still works like a charm when done right.
In general, foam helmets are best for rock climbing, hardshell best for winter & alpine, whilst hybrids are good all rounders. For foam and hybrid helmets, the more extensive and deeper the foam, the better the protection. Some offer almost as much protection around the rim as on the top of the head.
Since then, considerable effort has been put into making climbing helmets more comfortable and lighter in weight. The shell is often still made of polycarbonate , but as cost is less of an issue new materials like glass fibre or carbon fibre reinforced polymer (GFRP/CFRP) composites are …
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What is the best material for hiking, socks? The ,best, main ,material, would be merino wool. However, in order to create good ,hiking, socks, a blend of merino wool, nylon and spandex is used. Why merino wool is the ,best material for hiking, socks In order to understand why merino wool makes a great ,material, ...
Mountaineering, Gear We Use Choosing the right gear for your climb or trek is essential, but understanding the difference between the different layers and the purpose of each one can be confusing. Check out IMG's recommendations below, explore the Gear Q&A in the IMG Blog, and as always, reach out to firstname.lastname@example.org or 360-569-2609 with your questions!
Shelled Foam Helmets This lightweight style features a thick layer of impact-absorbing polystyrene or polypropylene foam protected by a thin polycarbonate shell. Impact forces are dissipated via deformation. This type of helmet offers two primary advantages: