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.
National safety helmet specification for cylinders
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
Modern ,helmets, are very different from the first models regarding weight, safety, and looks. The most common material is plastic, but others like fiberglass, Kevlar and carbon fiber are also available. Still, when we say plastic, it’s crucial to mention that it’s not any ,ordinary, plastic.
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.
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.
11/12/2017, · Still, there can be major ,differences between, various cycling ,helmets,. A good cycling ,helmet, is safe! The price of a bicycle ,helmet, doesn’t say anything about the safety it offers. All bike ,helmets, that we carry, from inexpensive to high-end, are …
Most automotive ,helmets, are much lighter than motorbike ,helmets,. They also are built to be worn inside a car, so areodynamics and fog free visor do not count. Automotive ,helmets, are only worn during testing and racing events, so they may comply wi...
Dual-sport (Crossover, ADV, Hybrid, Enduro) ,Helmet,. Dual sport ,helmets, are a mix ,between, an off-road ,helmet, and a full-face ,helmet,. It has an exterior styling similar to an off-road ,helmet, with a large visor and lower chin bar, but offer more interior padding and comfort similar to a full-face ,helmet,.
5/9/2014, · Auto-darkening welding ,helmet, to avoid glare. ,Ordinary, mask, put away the gun first position, and then down the black glass, this period was to ensure that the right hand does not move, very difficult. Auto-darkening mask is no more a problem. Auto-darkening welding ,helmet, can reduce the wire, tungsten, argon loss, because the first visible under the ignition on.
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.