Double layer plastic Headband Features and Benefits:
+ Unique Double layer plastic headband and ear cups for extended comfort.
+ Soft and wide sealing rings filled with a unique combination foam to offer optimum sealing and low pressure.
+ Generous space inside cup to help the ears breathe thus
improving comfort.
+ Professional earmuffs for durability and reliability.
+ Available in high visibility colors.
Suitable for Loud Machinery, Lawn Movers, Engines, Industrial Machines, Power tools, Loud Music, Noise places.
EN 352-1:2020 SNR:29dB
ANSI S3.19-1974 Attenuation data
NRR:23dB
NRR:23dB
AS/NZ S1270:2002
SLC(80):29.2dB
Class 5
SLC(80):29.2dB
Class 5
Packing Info
| UNIT PACK |
polybag+header card
|
| QTY/CTN | 20PCS |
| CTN SIZE |
55X22X35CM
|
| CBM/CTN |
0.042CBM
|
| 20FT |
12860 PCS
|
| Test frequentcies ( Hz ) | 125 | 250 | 500 | 1000 | 2000 | 4000 | 8000 |
| Mean attenuation ( dB ) | 15.7 | 17.7 | 26.8 | 38.5 | 38.4 | 39.0 | 41.4 |
| Standard Deviation ( dB ) | 3.2 | 2.6 | 2.9 | 3.0 | 2.9 | 4.1 | 3.4 |
| Mean - minus - Std . dev.dB / APV |
12.5 | 15.1 | 23.9 | 35.5 | 35.5 | 34.8 | 38.0 |
| SNR = 29dB | H = 36dB | M = 26dB | L = 18dB |
| SNR 31.1dB | Hm = 38.3dB | Mm = 28.5dB |
Lm = 20.6dB
|
| SNR , = 2.3dB | H₁ = 2.4dB | M = 2.3dB | L₁ = 2.5dB |