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
Differences, in Carbon Fiber & Fiberglass ,Helmets, by Matt Gerrard . ... ,Helmet, design is usually a trade-off ,between, the different properties of a material. The lighter a ,helmet, is, the easier it is for the rider to wear, but if it's too light, the strength will be compromised. Resilience.
20/9/2017, · Comparison ,between ABS, and PP For the ,ordinary ABS, plastic and PP plastic, they both belong to olefine copolymer. Meanwhile, ,ABS, has better comprehensive properties than PP plastic, which can be verified easily by checking the prices of ,ABS, plastic and PP plastic. The price of ,ABS, plastic per ton is much higher than that of the PP per ton.
Construction types for these ,helmets, are almost always EPS or In-Mold technology with ,ABS, or PVC plastic shells. EN 1077 (CE 1077) This is the European standard for non-motorised snowsports such as recreational skiing and snowboarding and includes provisions for field of vision, shock absorbing properties, retention system and chin strap & fastening devices.
Xenith Varsity football ,helmets, feature a polycarbonate shell and are designed for players at high school, college and pro levels. Xenith Youth football ,helmets, offer Varsity protection in a youth ,helmet,; but feature a lighter weight ,ABS, shell and are designed for youth, middle school, and intermediate players.
But then ,the differences, are pretty small with less a 17.3% overall ,difference between, thermoplastic and carbon ,helmets,. And don’t forget there’ll be some real cheapo lids amongst the plastic ones as they’re the cheapest to make.
One key ,difference between, SNELL and every other ,helmet, standard is the high level of control the ,helmet, technician has over the testing process. SNELL technicians look for the weakest point in the ,helmet, — say, at a metal visor snap or mechanical hinge — and target that point when testing.