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.
Solutions 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.
Highly specialized team and products
Professional team work and production line which can make nice quality in short time.
We trade with an open mind
24 / 7 guaranteed service
The professional team provides 24 * 7 after-sales service for you, which can help you solve any problems
New Graphene Material Turns Harder Than Diamond When It's ...
21/12/2017, · Scientists have created a new material called diamene, which promises to be as flexible as tin foil but hard enough to stop a bullet. The study, led by Advanced Science Research ,Center, (ASRC) at ...Get Price Send E-mail
To the core: How can we travel to the center of the Earth ...
In the ,Earth,’s crust — the outermost shell of the planet that reaches down around 30 miles (50 km) — temperatures increase by around 25 Celsius per kilometer of depth (77F every 0.6 miles).Get Price Send E-mail
Choosing the Best Prong Setting for Your Jewelry
Definitions . You've likely seen prong settings before: a ,diamond, or gem is inserted into three or more metal prongs that form a basket-like base. Then, the ends of the prongs are bent over and shaped around the stone. This creates a cradle where the top of the prong rests against the crown of the stone.Get Price Send E-mail
☑️6 Protection Symbols and their Meanings - Ancient ...
These ancient ,protective, symbols are the triple goddess in some traditions. The first crescent or waxing moon signifies rejuvenation, new beginnings, and new life. The full moon is ,in the center, of the symbol. It represents the period when the magic is it’s most potent. The waxing moon comes last.Get Price Send E-mail
The Top 10 Toughest Materials. The Last One Is Not What ...
Diamond, is a naturally occurring ceramic made of carbon atoms strongly bound together in a lattice. It is used in drill bits, sandpaper, and saws to cut, grind, and polish. However while it may be the hardest, a ,diamond, is not tough—if you smash it with a hammer, it will fracture and ,break,. 9. SPIDER SILKGet Price Send E-mail
Gemstone Hardness and Wearability - International Gem Society
Diamond, is the hardest natural material in the world. However, it’s also brittle. Scientifically speaking, gemstone hardness measures the ability to resist scratching, nothing more. A gem's overall wearability grade takes its hardness into account. However, it’s only one of several factors to consider.Get Price Send E-mail
Vanessa Bryant stands at the center of Kobe Bryant grief - CNN
24/2/2020, · Vanessa Bryant broke hearts Monday. The wife of Kobe Bryant spoke publicly for the first time at the memorial for him and their 13-year-old daughter, Gianna, who were killed along with seven ...Get Price Send E-mail
Diamond vise turns hydrogen into a metal potentially ...
26/1/2017, · ,Diamond, vise turns hydrogen into a metal, potentially ending 80-year quest. By Robert F. Service Jan. 26, 2017 , 2:00 PM. Last October, Harvard University physicist Isaac Silvera invited a few ...Get Price Send E-mail
The Armour of an English Medieval Knight - Ancient History ...
13/6/2018, · English medieval knights wore metal armour of iron or steel to protect themselves from archers and the long swords of opponents. From the 9th century CE, chain mail suits gave protection and freedom of movement until solid plate armour became more common in the 14th century CE.Get Price Send E-mail
HAZWOPER Flashcards | Quizlet
Four ,diamond, - shaped elements are used to provide specific information about the material contained within. ______ on packages and containers of hazardous materials provide a descriptive name, identification number, instruction, cautions, weight, specifications or UN marks, or combinations thereof.Get Price Send E-mail