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.
What are the requirements of safety helmet and safety shoes
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
The ,distance, between eyebrow and ,helmet, leading edge, as well as the slack in the chin strap were established. Further, it was recorded whether the ,helmet, was worn straight with properly adjusted chin straps. Experimental Study An enhanced ,helmet,-testing concept was established based on literature reviews, habitual and video study
7/11/2020, · Using wooden ,head, form, removing all the cushioning material, a striker (rectangular block 180*180mm, 3kg) is raised at a height of 1.5m and made to freely fall. Method of test for penetration resistance. After mounting ,helmet, on ,head, form, a plump bob (500g, conical ,head,, with included angle of …
29/8/2020, · A ,helmet, liner is a cloth lining that usually sticks via Velcro into your ,helmet, to provide cushioning to your ,head,. A skull cap is only a bit different. There are ,helmets, without visors, usually used for cross country, that go farther down onto your forehead.
1/9/2020, · Most medieval ,helmets, and early modern military ,helmets, use a leather suspension system, called a ,helmet, liner, to hold the hard shell away from the ,head,. The Society for Creative Anachronism (SCA), who fight with steel swords and armor for sport, requires steel ,helmets, to be at least 16 gauge or thicker steel; many SCA fighters prefer 14 gauge steel.
13/10/2014, · Measuring your child’s ,head, to determine their ,helmet, size is very easy. Simply take a soft tape measure, string, shoelace or similar item and measure the ,distance, around their ,head,, just above the eyebrows. This represents the largest part of the ,head, and is the best way to determine fit.
MEASUREMENTS: Please complete the measurement chart shown below according to the diagram shown here. PLASTER CAST OF THE ,HEAD,: Using plaster or fiberglass bandages create a cast that conforms to the areas of the ,head, that you want covered by the ,helmet,.The edge of the cast will be the edge of the ,helmet,. Ear locations must be clearly marked, as well as any areas you want cut out.
1/8/2000, · A ,helmet, was deemed to fit if the “standoff ,distance,”, i.e. the ,distance, between the inside of the ,helmet, and the skull of the wearer, was greater than 12.5 mm as measured to the nearest 0.5 mm. Standoff ,distance, is required for two principal reasons: to provide a buffer zone against the after-effects of projectile impact (back-face deformation), and to provide a path for effective air ...
Among other things, the climbing ,helmet, must withstand the impact of a five-kilo-heavy metal weight that falls from an above ,distance, of two meters. A shock-absorption of no more than not more than 10 kN must be met to protect the ,head, and cervical spine.
Helmets, are uncomfortable and make you sweaty around the ,head,. It hinders your riding experience and keeps you from feeling the wind in your hair. Carrying your ,helmet, everywhere is a hassle. Wearing a ,helmet, is a personal choice, and you shouldn’t be harassed by others for not wearing one if …
Helmet, —A full-face ,helmet, is a non-negotiable for long rides. The primary reason for this is safety, of course— ,helmets, save nearly 2,000 lives every year , according to the CDC. But you also get the added bonus of protection against harsh wind and bugs, not to mention the option to integrate a communication device and ,helmet, speakers to keep you connected and entertained.