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Home > What is a safety helmet made of engineering materials

What is a safety helmet made of engineering materials

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.

Why choose us

Solutions to meet different needs

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

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

We 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.

24 / 7 guaranteed service

24 / 7 guaranteed service

The professional team provides 24 * 7 after-sales service for you, which can help you solve any problems

Certificate of honor


CONTACT USCustomer satisfaction is our first goal!

Consultation hotline:0086-15900663312

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

What is a safety helmet made of engineering materials

IP Degrees of Protection Definition - Hella Marine

IP Degrees of Protection Definition - Hella Marine

IP, stands for Ingress ,Protection,; the ,IP, degrees of ,protection, are determined by DIN 40050 part 9. This standard exists to specify the exact ,protection, of electrical equipment against penetration by solid foreign matter, including dust and water. The exact degree of ,protection, is achieved by various tests. e.g.

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MSS: (DisableIPSourceRouting) IP source routing protection ...

MSS: (DisableIPSourceRouting) IP source routing protection ...

Configure the MSS: (DisableIPSourceRouting) ,IP, source routing ,protection level, (protects against packet spoofing) entry to a value of Highest ,protection,, source routing is completely disabled. The possible values for this registry entry are: 0, 1, or 2. The default configuration is 1 …

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Best Dirt Bike Gear 2020 | Top Picks From Helmets To Boots ...

Best Dirt Bike Gear 2020 | Top Picks From Helmets To Boots ...

Bell’s MX-9 MIPS ,helmet, gets a leg up on the competition with its innovative MIPS liner, designed specifically to reduce the rotational impacts that dirt riders can sustain from a crash. For under $175, the MX-9 MIPS delivers mid-,level, performance based on the Moto 9 shell. Its polycarbonate shell looks aggressive and flows plenty of air.

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The IP Code: A Guide To Waterproof and Dustproof Ratings ...

The IP Code: A Guide To Waterproof and Dustproof Ratings ...

The solid particle protection is always the first number and the moisture protection is always the second. To illustrate, a product rated IP57 would be dust resistant and waterproof up to 1 meter. A product rated IP68 is completely dustproof and waterproof.

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Ballistic Helmets for Combat and Law Enforcement | 3M ...

Ballistic Helmets for Combat and Law Enforcement | 3M ...

New ,helmet, offers greatest ,protection level, in its weight classification ST. PAUL, Minn. – Sept. 28, 2017 – Globally, military and police forces are seeking a state-of-the-art ,helmet, to protect their service members from modern threats, like rifle fire and explosive devices.

Get Price
IP66 - IP66 Enclosures Standard Protection Rating & Specs ...

IP66 - IP66 Enclosures Standard Protection Rating & Specs ...

At Nema Enclosures, we observe the IEC standardized International (or Ingress) Protection Code system for measuring enclosures' capabilities. The IP Code defines the degree of protection as "IP" followed by two numbers; the first digit reflecting in degrees the level of protection against particles, and protection to others from enclosed hazards, and the second digit indicating the extent of protection against water.

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A Simple Guide to Motorcycle Helmet Ratings

A Simple Guide to Motorcycle Helmet Ratings

Before the Cairns ,helmet,, riders wore what amounted to old-timey leather football ,helmets, — so an upgrade was welcomed. Fast forward to the early ’50s when Herman Roth invented a crash ,helmet, with the first impact absorbing liner which, through innovations, upgrades and refinements, every modern ,helmet, now features in some way, shape or form, as a baseline of ,protection,.

Get Price
IP66 - IP66 Enclosures Standard Protection Rating & Specs ...

IP66 - IP66 Enclosures Standard Protection Rating & Specs ...

At Nema Enclosures, we observe the IEC standardized International (or Ingress) Protection Code system for measuring enclosures' capabilities. The IP Code defines the degree of protection as "IP" followed by two numbers; the first digit reflecting in degrees the level of protection against particles, and protection to others from enclosed hazards, and the second digit indicating the extent of protection against water.

Get Price
Best Dirt Bike Gear 2020 | Top Picks From Helmets To Boots ...

Best Dirt Bike Gear 2020 | Top Picks From Helmets To Boots ...

Bell’s MX-9 MIPS ,helmet, gets a leg up on the competition with its innovative MIPS liner, designed specifically to reduce the rotational impacts that dirt riders can sustain from a crash. For under $175, the MX-9 MIPS delivers mid-,level, performance based on the Moto 9 shell. Its polycarbonate shell looks aggressive and flows plenty of air.

Get Price
IP Rated Enclosures Explained

IP Rated Enclosures Explained

IP65 Enclosure - IP rated as "dust tight" and protected against water projected from a nozzle. IP66 Enclosure - IP rated as "dust tight" and protected against heavy seas or powerful jets of water. IP 67 Enclosures - IP rated as "dust tight" and protected against immersion. for 30 minutes at depths 150mm - …

Get Price
A Simple Guide to Motorcycle Helmet Ratings

A Simple Guide to Motorcycle Helmet Ratings

Before the Cairns ,helmet,, riders wore what amounted to old-timey leather football ,helmets, — so an upgrade was welcomed. Fast forward to the early ’50s when Herman Roth invented a crash ,helmet, with the first impact absorbing liner which, through innovations, upgrades and refinements, every modern ,helmet, now features in some way, shape or form, as a baseline of ,protection,.

Get Price
Ballistic Helmets for Combat and Law Enforcement | 3M ...

Ballistic Helmets for Combat and Law Enforcement | 3M ...

New ,helmet, offers greatest ,protection level, in its weight classification ST. PAUL, Minn. – Sept. 28, 2017 – Globally, military and police forces are seeking a state-of-the-art ,helmet, to protect their service members from modern threats, like rifle fire and explosive devices.

Get Price
Welding Helmets and Eye Protection

Welding Helmets and Eye Protection

Unprotected from this light, both eye damage and discomfort can occur. Since high-quality auto-darkening ,helmets, provide UV and IR ,protection, even when the ,helmet, is not activated, you are always protected. However, for maximum comfort, look for a high quality ,helmet, that has a response darkening time of 4/10ths of a millisecond.

Get Price
MSS: (DisableIPSourceRouting) IP source routing protection ...

MSS: (DisableIPSourceRouting) IP source routing protection ...

Configure the MSS: (DisableIPSourceRouting) ,IP, source routing ,protection level, (protects against packet spoofing) entry to a value of Highest ,protection,, source routing is completely disabled. The possible values for this registry entry are: 0, 1, or 2. The default configuration is 1 …

Get Price
IP Enclosure Ratings & Standards IP66 IP65 IP55 IP54

IP Enclosure Ratings & Standards IP66 IP65 IP55 IP54

IP 6 5 = First Digit - Solids. The first digit indicates the level of protection that the enclosure provides against the ingress of solid foreign objects, from tools or fingers that could be hazardous if they came into contact with electrical conductors or moving parts, …

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Welding Helmets and Eye Protection

Welding Helmets and Eye Protection

Unprotected from this light, both eye damage and discomfort can occur. Since high-quality auto-darkening ,helmets, provide UV and IR ,protection, even when the ,helmet, is not activated, you are always protected. However, for maximum comfort, look for a high quality ,helmet, that has a response darkening time of 4/10ths of a millisecond.

Get Price
IP protection classes classify the level of protection from

IP protection classes classify the level of protection from

The first number indicates the ,level, of ,protection, from dust, the second the ,level, of ,protection, against water. Many ABUS outdoor cameras feature ,protection, class ,IP, 66 or higher. This makes them absolutely dust-proof and resistant to strong jets of water from different directions, such as heavy rainfall when a strong wind is blowing.

Get Price
IP Rated Enclosures Explained

IP Rated Enclosures Explained

IP65 Enclosure - IP rated as "dust tight" and protected against water projected from a nozzle. IP66 Enclosure - IP rated as "dust tight" and protected against heavy seas or powerful jets of water. IP 67 Enclosures - IP rated as "dust tight" and protected against immersion. for 30 minutes at depths 150mm - …

Get Price
IP protection classes classify the level of protection from

IP protection classes classify the level of protection from

The first number indicates the ,level, of ,protection, from dust, the second the ,level, of ,protection, against water. Many ABUS outdoor cameras feature ,protection, class ,IP, 66 or higher. This makes them absolutely dust-proof and resistant to strong jets of water from different directions, such as heavy rainfall when a strong wind is blowing.

Get Price