welding mask respirator gas mask,chemical gas mask

welding mask respirator gas mask,chemical gas mask 1.reliable; 2.convenient; 3.respiratory protection. 4.CE certification

Features:

1. Full-face gas mask are newly designed to have excellent airtight ability, more comfortable and long lasting protection.

2. Made by Non-Toxic rubber, soft and durable. Comfortable five-strap harness with roller buckles. Built-in speech diaphragm permits clear communication.3. Full-face respirators offer flexible and freedom for working in variety of industrial environments and temperatures. Wide polycarbonate lens features a dual coating: Scratch resistant on the outside, anti-fog on the inside.4. Full-face respirators offer various configurations available depending on the working environment for the best suit.

 

Applications:

PaintingWeldingAbatementWoodworkingMetalworkingAutomotiveChemical and pharmaceutical manufacturingPetrochemicalNuclearUtilitiesPrimary metals

the standrard:

The technical standard of face mask(GB2890-2009)
Item		Full face mask		Half face mask
		Big eye window	Binocular window
Inward leakage %		≤0.05	≤0.05	≤2
Dead  space %		≤1	≤1	≤1
View	Total vision %	≥70	≥65	-
	Binocular field %	≥55	≥24	≥65
	Vision degrees below (degree)	≥35	≥35	≥35
Inhalation resistance pa		≤40		≤20
Inhalation valve resistance pa		≤100		≤50

welding mask respirator gas mask,chemical gas mask