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.
uv protection eye glasses
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
Address：No. 3888, Hutai Road, Baoshan District, Shanghai, China
15/10/2020, · The ,insulation, will reduce ,sound, transmission through the wall, and also improve the ,sound, within a room. A typical interior 2×4 wall with 1/2” of drywall on both sides has a rating of STC 34 . Adding standard fiberglass ,insulation, improves the rating to STC 39 .
16/3/2020, · O ur collective experience as professional musicians, frequent travelers and avid music fans who have worn countless ,earplugs, over the years informed our tests and ratings to determine the ,best earplugs, for the casual consumer. We tested the 12 top plugs on the market over the course of three weeks, putting each pair through a series of critical tests, and determined that Moldex – Pura-Fit ...
I am a serious movie buff. And like all movie lovers, I know that the ,best, way to watch movies is to kick back in my own home theater. In this post, I share what I learned while looking for the ,best, soundproofing materials for my home theater.These materials are good for soundproofing any room in the house.. So, if you want to soundproof a baby’s room or a bedroom, these are the ones you ...
Hearing Defense with Filter ‘Sleep ,Earplug, is a high- end ,ear plug, that decreases ,sound, from the ,sound, by about 23 dB typically, provides convenience to the ear while listening to the surrounding ,sound,, with hazardous sounds It efficiently obstructs the ,sound,, decreases surrounding sounds and secures the ears.
3/2/2020, · Here are some of the ,best, soundproofing materials for soundproofing in your home. But first, before we get into the ,best, soundproofing for walls, let us discuss the types of soundproofing materials that you can find in the market; Types of ,Sound Insulation, Materials for Walls. Acoustic Foam: It is commonly referred to as Studio Foam.
Because the cranial bone also transmits vibrations to the eardrum, you will still hear louder noises. If you are looking for ,earplugs, that attenuate ,sound,, you have various options. Foam ,earplugs,, filter ,earplugs, and customised ,earplugs,. Foam ,earplugs, Foam ,earplugs, completely close off the ear and attenuate a reasonable amount of noise.
7/11/2020, · Acoustic Foam – This material, commonly called Studio Foam, has a distinctive wedge or pyramid shape that is highly effective at absorbing ,sound,. They attach to walls as panels, hang from ceilings as baffles, or sit in corners as bass traps. ,Sound Insulation, – ,Sound insulation, are batts made of mineral wool, rock wool, and fiberglass, designed to fit in between the studs of walls.
MY TOP PICK: If you are looking for the ,best, overall, I recommend the Mack's Ultra Soft Foam ,Ear Plugs, because they’re what I used every night for years to help me sleep in a very loud city. They offer a comfortable, malleable shape with a high noise reduction rating (NRR) of 32 decibels.