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Selection of optimal gloves material
Efficiency level
1
2
3
4
5
A. Wear resistance (cycles)
100 500 2000 8000 —
B. Cut resistance (index)
1,2 2,5 5,0 10,0 20,0
C. Tear resistance (Н)
10 25 50 75 —
D. Puncture resistance (Н)
20 60 100 150 —
Efficiency levels
0
1
2
3
4
5
6
Minutes
<10 10 30 60 120 240 > 480
ABCD
European standards for protective gloves
EN420
General requirements
This pictogram means that the user shall learn the operating instruction.
EN388
Protection from mechanical impact
Efficiency level
1
2
3
4
A. Behavior when burning (duration of
residual burning and smoldering)
< 20 s
No require-
ments
< 10 s
<120 s
< 3 s
< 25 s
< 2 s
< 5 s
B. Contact heat (contact temperature and
time to threshold)
100°C
> 15 s
250°C
> 15 s
350°C
> 15 s
500°C
> 15 s
C. Convection heat (heat transfer coeffi-
cient)
> 4 s
> 7 s > 10 s > 18 s
D. Radiant heat (heat transfer coefficient)
> 7 s
> 20 с > 50 s > 95 s
E. Small drops of molten metal (number of
drops)
> 10 > 15 > 25 > 35
F. Large amounts of molten metal (weight)
30 g
60 g 120 g 200 g
ABCDEF
EN407
Protection from increased temperatures
EN374
Protection from ingress of chemicals
XYZ
Efficiency level
0
1
2
3
4
A. Convection coldness.
Resultant thermal insulation (ITR),
sq.m
×
°C/W
I < 0,10 0,10 < I
< 0,15
0,15 < I
< 0,22
0,22 < I
< 0,30 0,30 < I
B. Contact coldness. Thermal
insulation R, sq.m
×
°C/W
R <
0,025
0,025 <
R <
0,050
0,050 <
R <
0,100
0,100 <
R <
0,150
0,150 <
R
C. Water ingress testing
Not
suitable Suitable — — —
ABC
EN511
Protection from lower temperatures
Tear: level as per
EN ≥ 1
Rubbing: level as
per EN ≥ 1
Tear: level as per
EN ≥ 1
Rubbing: level as
per EN ≥ 1
Recommended
for protection
Operating time before ingress > 30 min for, at least, three chemicals from this list: (XYZ rep-
resent code letters for three of these chemicals, time of protective action from ingress of
which for this glove exceeded 30 min)
This pictogram may be used for gloves, which do not satisfy the above requirement (Chemi-
cal resistance to selected chemicals).
A
Methanol
B
Acetone
C
Acetonitrile
D
Dichloromethane
E
Carbon sulfide
F
Toluene
G
Diethylamine
H
Tetrahydrofura
I
Ethyl acetate
J
n-heptane
K
Sodium hydroxide 40%
L
Sulfuric acid 96%
Nitrile
Neoprene Natural rubber
Butyl
Organic acids
Inorganic acids
Alkalis
Oils, fats, greases
Solvents
Coloring agents
Not recommended
for protection
Description of the pictograms (types of hazard)
Mechanic
Radioactive
contamination
Impact-related
cut
Static
electricity
Micro-
organisms
Chemical
Suitable for contact
with food products
Chemical
Coldness
Heat and fire
Personal Protective Equipment
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