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.
Do reflective vests work during the day
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
Environmental ,Safety, Division 3M Center, Building 235-2W-70 St. Paul, MN 55144-1000 ... ,material,. ,Force, transmission down the spine from impact ... ,Helmets, shall not transmit a ,force, to the test head form ,Force, Transmission that exceeds 4450 N (1000 lbs).
Safety helmets, can be manufactured with small, reduced, large or full brim as your request. Sometimes, the ,safety helmet, are available with a mid-line or V-guard reinforcement ridge, air vents, rain gutters and side slots for fastening face shield or ear protectors.
ANSI Z89.1-1986 divides protective ,helmets, into different types and classes. This standard consists of Type 1 and Type 2 ,Helmets,. Type 1 Hard Hats: have a full brim around the entire hat. Type 2 Hard Hats: have a short brim only in the front. Type 2 hard hats are the dominant style in the field today. ANSI Classes of Hard Hats
If your ,helmet does, not fit properly, its ability to manage impact energy will be compromised. A $100 DOT ,helmet, that is sized correctly will better protect you than a $900 SNELL ,helmet, in a size too large. Phew! That just about ,does, it for ,helmet safety, standards 101.
Weighing in at a mere 1.03 grams per cubic centimeter, ,ABS, is an excellent choice for those who want a tough ,material, that won't put undue weight on your project or product. PVC In recent years, polyvinyl chloride (PVC) has become an increasingly popular choice for signs, exhibits, displays, and any other application in which aesthetics are a priority.
LT – When the ,helmet, is designed to provide protection at low temperatures 22 °F (-30 °C). HV – When the ,helmet, meets all requirements for high visibility. Instructions for care and use must accompany, but do not need to be included on, the hard hat. If your hard hat ,does, not have any of this information included, it may not comply with OSHA.
This ,helmet, has an outer shell of ,ABS,. This is the goliath of impact endurance and if you were to take a nasty spell, your topsides will remain intact. It complies with CPSC (Consumer Protection ,Safety, Commission) standards. The Triple Eight incorporates a unique sweat saver cloth ,material, in the lining. It wicks moisture keeping your head dry ...
Similar to most of the top-rated ,helmets, that you can find on the market, it comes with an advanced ,ABS, shell, which is even made better because of the high-pressure thermoplastic technology. There is also a multi-density EPS liner, a common feature that you can find in most of the products that have been mentioned in this post.
The main impact absorbing ,material, in a cycling ,helmet, is, therefore, a moulded block of polystyrene foam, usually with a polycarbonate covering. These materials are easily shaped - cycling ,helmets, often have striking shapes to improve their aerodynamic performance.
Summary: Foam is used for energy management in most ,helmets,. There are many types, but EPS is still the choice for most bike ,helmets,. The ideal foam would be stiffer in hard impacts, softer in lesser impacts, light, cheap, reliable to manufacture and easy to ventilate.