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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.

Why Choose Us
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

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

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

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CONTACT USCustomer satisfaction is our first goal!
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Consultation hotline:0086-15900663312

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

bump helmets for sale
Best Low Profile Motorcycle Helmets - Helmet Hunt
Best Low Profile Motorcycle Helmets - Helmet Hunt

And the outer shell is usually made of a robust polycarbonate material that can withstand ,high,-impact force. ,Low,-profile ,helmets, are available in a variety of shapes ... hard-coated, 100% UV400-,resistant, sun shields; Dual-density EPS technology for a ,low,-profile ... which you can easily attach or detach for increased ,temperature, regulation.

10 Best Firefighter Helmets Reviewed and Rated in 2020
10 Best Firefighter Helmets Reviewed and Rated in 2020

3/11/2020, · Strong and tough ,helmet,; The thermoplastic shell is ,resistant, to cracking and chipping. The shell offers complete protection in ,high, temperatures. ,Low, profile design offers an excellent scope of maneuverability. Goggle and face shields are made of non-corroding and ,high,-,temperature, glass.

Protective helmets – requirements and selection - OSHWiki
Protective helmets – requirements and selection - OSHWiki

for very ,high temperature, applications (operating ,temperature, range to +150°C – labelling on ,the helmet, +150°C) Must suit the user – consider the size, fit and weight of ,the helmet,. Adjustment range of the main ring and the wearing height of ,the helmet, must be appropriate for user’s head size.

Turbine lubrication: Practical guidelines - Turbomachinery ...
Turbine lubrication: Practical guidelines - Turbomachinery ...

Successful dynamic machine lubricant ,should, have: 1- Superb oxidative and thermal stability. 2- ,High, viscosity indexes 2- ,Low, pour points for easy cold ,temperature, startup. 4- Excellent lubricity for enhanced ,resistance, to friction and wear. 5- Extreme pressure lubrication. 6- Mechanical breakdown ,resistance,. 7- ,High resistance, to sludge and varnish formation. 8- Non-corrosively and stain ...

Best Low Profile Motorcycle Helmets - Helmet Hunt
Best Low Profile Motorcycle Helmets - Helmet Hunt

And the outer shell is usually made of a robust polycarbonate material that can withstand ,high,-impact force. ,Low,-profile ,helmets, are available in a variety of shapes ... hard-coated, 100% UV400-,resistant, sun shields; Dual-density EPS technology for a ,low,-profile ... which you can easily attach or detach for increased ,temperature, regulation.

10 Best Firefighter Helmets Reviewed and Rated in 2020
10 Best Firefighter Helmets Reviewed and Rated in 2020

3/11/2020, · Strong and tough ,helmet,; The thermoplastic shell is ,resistant, to cracking and chipping. The shell offers complete protection in ,high, temperatures. ,Low, profile design offers an excellent scope of maneuverability. Goggle and face shields are made of non-corroding and ,high,-,temperature, glass.

Safety Helmet & Bump Cap - Head Protection
Safety Helmet & Bump Cap - Head Protection

High, impact pressure ,resistance,,optional ABS, fiberglass in ,helmet,, optional in black leather,orange leather, blue cloth, external plush surface, warm and good performance, suitable for ,low temperature, operation outdoor.

Thermistor Resistance- Explained
Thermistor Resistance- Explained

As ,temperature, goes down, ,resistance, goes up. Below is a chart of many different types of NTC thermistors of different rated ,resistance, values. These are NTC thermistors of different rated ,resistance, values. You can see that when ,temperature, is ,low,, ,resistance, is ,high,. As ,temperature, increases, as we go from left to right, the ,resistance, of the ...

Turbine lubrication: Practical guidelines - Turbomachinery ...
Turbine lubrication: Practical guidelines - Turbomachinery ...

Successful dynamic machine lubricant ,should, have: 1- Superb oxidative and thermal stability. 2- ,High, viscosity indexes 2- ,Low, pour points for easy cold ,temperature, startup. 4- Excellent lubricity for enhanced ,resistance, to friction and wear. 5- Extreme pressure lubrication. 6- Mechanical breakdown ,resistance,. 7- ,High resistance, to sludge and varnish formation. 8- Non-corrosively and stain ...

HIGH-TEMPERATURE CHARACTERISTICS OF STAINLESS STEELS
HIGH-TEMPERATURE CHARACTERISTICS OF STAINLESS STEELS

increase, however, elevated-,temperature, properties quickly become the primary concern. The family of stainless steels is most versatile in its ability to meet the requirements of ,high,-,temperature, service. This booklet discusses factors that ,should, be considered by engineers facing problems in designing equipment for ,high,-,temperature, service. The

Understanding High-Precision Resistor Temperature ...
Understanding High-Precision Resistor Temperature ...

To generate a suitably stable laser stream, the current sense resistor needed to ,be resistant, to both internal and external ,temperature, drifts, have a ,high,-power rating, and a ,low, thermal EMF. The most critical element of the current driver is the sub-circuit, responsible for current regulation since laser stability must not exceed overall sense resistor stability.

HIGH-TEMPERATURE CHARACTERISTICS OF STAINLESS STEELS
HIGH-TEMPERATURE CHARACTERISTICS OF STAINLESS STEELS

increase, however, elevated-,temperature, properties quickly become the primary concern. The family of stainless steels is most versatile in its ability to meet the requirements of ,high,-,temperature, service. This booklet discusses factors that ,should, be considered by engineers facing problems in designing equipment for ,high,-,temperature, service. The

JASIC HELMET INSTRUCTION MANUAL - IWWS
JASIC HELMET INSTRUCTION MANUAL - IWWS

• This product is a completely new design, with shell material ,high, and ,low temperature resistant,, corrosion ,resistant,, fl ame retardant, soft, light tight and durable. • Overall - process protection against ultraviolet (UV) and infrared (IR) radiation. JS8912 is equipped with lithium battery and solar cells that extends the life of the ...

MATERIAL USE WITH DO NOT COMMENTS USE WITH
MATERIAL USE WITH DO NOT COMMENTS USE WITH

Petroleum Oils, Molten Metals ,High, Chemical & ,Temperature, ( Perfluorelastmer) Chlorinated Halogenated ,resistance,. Hydrocarbons, Freons & Fluids Excellent outgasing performance ,Temperature,: -10° To 615° ,Low, Out Gassing, Gaseous Alkali in Vacuums ,High Temperature,, Metals ,Low, compression set. Excellent Chemical ,Resistance

Thermistor Resistance- Explained
Thermistor Resistance- Explained

As ,temperature, goes down, ,resistance, goes up. Below is a chart of many different types of NTC thermistors of different rated ,resistance, values. These are NTC thermistors of different rated ,resistance, values. You can see that when ,temperature, is ,low,, ,resistance, is ,high,. As ,temperature, increases, as we go from left to right, the ,resistance, of the ...

Vaping Temperature Chart: The Complete Guide - Honest ...
Vaping Temperature Chart: The Complete Guide - Honest ...

It’s ,high, enough that it vaporizes the most important cannabinoids and terpenes but ,low, enough that it doesn’t completely destroy them in the process. Honestly, the ideal vaping ,temperature, is largely based on personal preference. We suggest experimenting with 10-degree increments using the vaping ,temperature, chart in this article as a guide.

MATERIAL USE WITH DO NOT COMMENTS USE WITH
MATERIAL USE WITH DO NOT COMMENTS USE WITH

Petroleum Oils, Molten Metals ,High, Chemical & ,Temperature, ( Perfluorelastmer) Chlorinated Halogenated ,resistance,. Hydrocarbons, Freons & Fluids Excellent outgasing performance ,Temperature,: -10° To 615° ,Low, Out Gassing, Gaseous Alkali in Vacuums ,High Temperature,, Metals ,Low, compression set. Excellent Chemical ,Resistance

Understanding High-Precision Resistor Temperature ...
Understanding High-Precision Resistor Temperature ...

To generate a suitably stable laser stream, the current sense resistor needed to ,be resistant, to both internal and external ,temperature, drifts, have a ,high,-power rating, and a ,low, thermal EMF. The most critical element of the current driver is the sub-circuit, responsible for current regulation since laser stability must not exceed overall sense resistor stability.