Physical
Property
Unit
Test method
Value
properties
Appearance
–
Visual
Clear liquid
Colour Pt/Co
–
ASTM D1209
Typical 500
Density at 20 °C [68 °F]
g/ml
ASTM D4052
1.050-1.100
Water content
%(m/m)
ASTM D1364
max 0.20
Specifications &
FMVSS 116
Properties
Unit
DOT 4
Typical
Typical Values
paragraph
Specification
Value
5.1.1
Equilibrium Reflux Boiling
°C [°F]
230 [446] min1
290 [554]
Point (ERBP)
5.1.2
Wet Equilibrium Reflux
°C [°F]
155 [311] min2
198 [388]
Boiling Point (WERBP)
1 Shell Sales Specification : 280 °C [536 °F]
2 Shell Sales Specification : 190 °C [374 °F]
Specifications & Typical Values continued
FMVSS 116
Properties
Unit
DOT 4
Typical
paragraph
Specification
Value
5.1.3
Kinematic viscosity
At – 40 °C [-40 °F]
mm²/s
1800 max3
1200
At 100 °C [212 °F]
mm²/s
1.5 min
2.5
5.1.4
pH (50% vol aqueous
7.0–11.5
7.4
ethanol solution)
5.1.5
Fluid stability
(a) High temperature
°C [°F]
3.0 [5.4] max4, 5
1 [1.8]
stability: ERBP change
(b) Chemical stability: ERBP
°C [°F]
4, 5
1 [1.8]
3.0 [5.4] max
change
5.1.6
Corrosion, test strip weight
change,
Tinned iron
mg/cm²
0.2 max
<0.01
Steel
,,
0.2 max
<0.01
Aluminium
,,
0.1 max
<0.01
Cast iron
,,
0.2 max
0.05
Brass
,,
0.4 max
0.03
Copper
,,
0.4 max
0.04
Pitting or etching
none
none
Condition of fluid after test,
Gelling at 23 °C [73.4 °F]
none
none
Deposit
not crystalline
none
Sediment
%(v/v)
0.10 max
<0.05
pH
7.0–11.5
7.4
Condition rubber cup after
test
Disintegration
none
none
Hardness decrease
IRHD
15 max
7
Diameter increase
mm
1.4 max
0.12
3 Shell Sales Specification : 1300 mm²/s max
4 + 0.05° for each degree that the ERBP exceeds 225°C [437 °F] 5 Shell Sales Specification : 3 °C [5.4 °F] max.

 

Specifications & Typical Values continued
FMVSS 116
Properties
Unit
DOT 4
Typical
paragraph
Specification
Value
5.1.7                Fluidity and appearance at low temperature
(a) At –40 °C [-40 °F]
Sludging, sedimentation,
none
none
crystallisation or stratification
Bubble flow time
s
10 max
2
Appearance after warming
as before test
pass
to room temperature
(b) At – 50 °C [-58 °F]
Sludging, sedimentation,
none
none
crystallisation or stratification
Bubble flow time
s
35 max
6
Appearance after warming
as before test
pass
to room temperature
5.1.8
Reserved
5.1.9
Water tolerance
(a) At –40 °C [-40 °F]
Sludging, sedimentation,
none
none
crystallisation or stratification
Bubble flow time
s
10 max
3
Appearance after warming
as before test
pass
to room temperature
(b) At +60 °C [140 °F]
Stratification
none
none
Sedimentation
%(v/v)
0.15 max6
<0.05
5.1.10
Compatibility
(a) At –40 °C [-40 °F]
Sludging, sedimentation,
none
none
crystallisation or stratification
(b) At +60 °C [140 °F]
Stratification
none
none
Sedimentation
%(v/v)
0.05 max
<0.05
6 Shell Sales Specification: 0.05 %(v/v) max.
Specifications &
FMVSS 116
Properties
Unit
DOT 4
Typical
Typical Values
paragraph
Specification
Value
continued
5.1.11
Resistance to oxidation
Test strips
Pitting or etching
none
none
Gum deposit
trace only
pass
Weight change
Aluminium
mg/cm2
0.05 max.
0.01
Cast iron
mg/cm2
0.3 max
0.07
5.1.12
Effect on SBR cups
(a) 70hr at 70 °C [158 °F]
Hardness decrease
IRHD
0-10
6
Appearance
no disintegration none
Base diameter increase
mm
0.15–1.40
0.45
(b) 70 hr at 120 °C [248 °F]
Hardness decrease
IRHD
0-15
11
Appearance
no disintegration none
Base diameter increase
mm
0.15–1.40
0.68
5.1.13
Stroking test properties
to pass
pass
Other
Specification
Properties
Unit
Specification
Typical
Specifications
clause
Value
SAE J1704
Effect on EPDM slab stock
(a) 70 hr at 70 °C [158 °F]
Hardness decrease
IRHD
0-10
2
Appearance
no disintegration none
Volume increase
%
0-10
<1
(b) 70 hr at 120 °C [248 °F]
Hardness decrease
IRHD
0-15
2
Appearance
no disintegration none
Volume increase
%
0-10
2
Safety data
Property
Unit
Test method
Typical value
Flashpoint (PMCC)
°C [°F]
ASTM D93
144 [291]
Auto Ignition Temperature
°C [°F]
ASTM E659
>300 [>572]

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