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
Helmets, are made of various ,materials,. The common ,materials, for making a ,helmet, are carbon fiber, plastic, epoxy resin, fiberglass, composite, polycarbonate, thermoplastic and Kevlar and others.. Now manufacturers are using plastics more ,to make, a modern ,helmet,. The long durable and expensive ,material, making ,helmet, is carbon fiber.
Ballistic ,helmet materials, and the process of manufacturing ballistic ,helmets, has changed drastically since their first inception. This ranges from metal fabrication, fibers, and ceramics. This article will cover what most modern-day ballistic ,helmets, are made out of, and what the future may hold. So
Nolan was one of the first ,helmet, manufacturers to ,use, Lexan, having started with the ,material, in 1972, so they have a great deal of experience in polycarbonate ,helmet, manufacturing. The Lexan EXL also works nicely with Nolan’s ,use, of the environmentally-conscious water …
Brow pads attached to the front of the ,helmet's, headband increase comfort for the wearer. Various ,materials are used, for brow pads, including foam-backed vinyl, foam-backed cotton terry cloth, and specialty fibers (e.g., CoolMax or Sportek) designed for sweat absorption in …
5/1/2020, · What ABS and Polycarbonate Have in Common. Both ABS and polycarbonate are plastic, like much of the rest of your ,helmet,.. They Are Good Engineering ,Materials,. There are a few physical properties that ,make, both ABS and polycarbonate useful for engineering.. What makes them great for ,helmets, is that they are resilient to impact, and can survive a wide range of temperatures.
This is due to the ,materials, which ,are used to make, a ,helmet, resistant against all sorts of external influences. After a while a ,helmet, starts wasting away and the ,material, isn’t as strong as it was when the ,helmet, was new. The expiration date depends on the ,material, a ,helmet, is made from. A polycarbonate ,helmet, lasts 4 years at average
The ,material used, for the ,helmet, shell must meet the approved standard guidelines created by the NOCSAE. All incoming raw ,materials, that are to be ,used, in the manufacture of football ,helmets, are subject to inspection. Once the ,helmets, have been produced, three out of every ...