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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.

Reasons for choosing us
FLYING WEAVE SAFETY SHOES
01Solutions to meet different needs

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.

02Highly specialized team and products

Professional team work and production line which can make nice quality in short time.

03We trade with an open mind

We abide by the privacy policy and human rights, follow the business order, do our utmost to provide you with a fair and secure trading environment, and look forward to your customers coming to cooperate with us, openly mind and trade with customers, promote common development, and work together for a win-win situation.

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Consultation hotline:0086-15900663312

Address:No. 3888, Hutai Road, Baoshan District, Shanghai, China

cowboy boots svg
Experimental Helmet Aims To Fix Football
Experimental Helmet Aims To Fix Football

6/2/2016, · With significant ,impact forces, recorded from laboratory and real-world ,testing,, the opportunity to reduce the ,force, of such dangerous ... in ,helmet, design and ,technology,—essentially ...

(PDF) Drop-Weight Impact Test for Measuring the Damage ...
(PDF) Drop-Weight Impact Test for Measuring the Damage ...

Helmet, standards require ,helmets, to be designed only to survive a simple drop ,test, onto an anvil. Two ,helmets, being tested was attached to the ,test, rig in the particular desired ,impact, orientation.

(PDF) Development and validation of finite element model ...
(PDF) Development and validation of finite element model ...

Under EN 1078 standardized ,impact, conditions, the results of simulated ,impact, tests show that the ,helmet, can absorb 40% to 50% of the total ,impact, energy at ,impact, velocities above 4 m/s.

Helmet Safety - Measuring Force of Impact | Physics Forums
Helmet Safety - Measuring Force of Impact | Physics Forums

17/3/2014, · ,Helmets, need a strong shell but they also need absorbent material to dissipate the energy slowly. A short duration, high value ,force, can damage the brain inside (or neck), even though the skull is not penetrated. The term ",force, of ,impact," is not a good one, although it is very frequently used in an attempt to explain / predict the likely damage.

Helmet Laboratory Testing Performance Results - NFL Play ...
Helmet Laboratory Testing Performance Results - NFL Play ...

The following prohibited ,helmet, models perform poorly in laboratory ,testing,, have been discontinued by the manufacturer, or were produced by companies no longer manufacturing football ,helmets,. All of the ,helmets, listed below are prohibited for use on-field by NFL players.

Football Helmet Testing | Technology and Safety Research | NTS
Football Helmet Testing | Technology and Safety Research | NTS

29/1/2018, · Football ,Helmet Testing, January 29, 2018. CTE — a degenerative brain condition that results from repeated impacts to the head — is changing the game of football as we know it. Since doctors first discovered the first instances of damaging plaque when performing autopsies on NFL players, the highly profitable sporting organization has changed rules and poured resources into finding ways to ...

Ballistic Characterization Of A Typical Military Steel Helmet
Ballistic Characterization Of A Typical Military Steel Helmet

Force,-Displacement curve of the standard tensile sample extracted from the ,helmet, body, it shows a maximum ,force, of 8.6 KN for sample S1. This curve was drawn on the graph drawer of the Monsanto Tensometer machine. Table 5 Tensile ,test, results of the 2 tensile samples As received samples S 1 S 2 Avg. Maximum ,force, (KN) 8.6 16.8

Hockey Helmet Testing - Why is a Properly Tested Helmet ...
Hockey Helmet Testing - Why is a Properly Tested Helmet ...

17/5/2017, · The Importance ,of Helmets, and ,Helmet Testing, Wearing a ,helmet, can significantly decrease a player’s risk of receiving a concussion as a result of a puck to the face or slam into the boards. Mostly this is done through the use of a hard plastic shell separated from the head by a softer foam liner.

A study on protective performance of bullet-proof helmet ...
A study on protective performance of bullet-proof helmet ...

A large number of brain injuries and casualties can be caused by ,the impact, of bullets on the bullet-proof ,helmets,, for which the underlying mechanisms are unclear and are likely to be complex. In the current study, an American advanced combat ,helmet, was scanned to obtain 3-dimensional (3D) geometric information, from which a 3D finite element (FE) model of a ballistic ,helmet, was developed.

Absorbing Impact Forces in a Hockey Helmet - Sports ...
Absorbing Impact Forces in a Hockey Helmet - Sports ...

Helmets, used for different purposes have different designs. For example, a bicycle ,helmet, must protect against blunt ,impact forces, from the wearer's head striking the road. A ,helmet, designed for rock climbing must protect against heavy ,impact,, and against objects such as small rocks and climbing equipment falling from above.