Amsoil
Synthetic SG SERIES Extreme Pressure Gear Oils
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Product
Description
AMSOIL SG Series Extreme Pressure Gear
Oils are made from shear stable, high quality synthetic
base oils and are fortified with additives that deliver
high performance in industrial gear applications. These
oils are designed to reduce maintenance costs with extended
drain intervals, and by protecting against wear, pitting
and rust.
Base
Stock Technology
AMSOIL's SG Oils are compatible with mineral gear oils,
synthetic gear oils*, and seals-making them easy to use. They preserve new seals, prevent leaks, and help
rejuvenate old, brittle seals.
AMSOIL
SG synthetic base stocks are inherently resistant to oxidation,
helping provide long life. The naturally high viscosity
indices, low pour points, and lack of paraffins (wax)
make these lubricants ideal for use in wide operating
temperature ranges. At low operating temperatures equipment
starts easier, is not starved of lubrication from channeling
and product solidification, and the need for sump heaters
is reduced. At higher operating temperatures, AMSOIL SG
base oils resist the degradative effects of oxidation
that cause poor lubricant performance, and they maintain
an optimal lubricating film between parts.
The
base oils utilized are also hydrolytically stable and
they readily separate from water. This prevents unwanted
oil/water emulsions that have poor lubricating properties
and it eases water removal from the sump.
Additive
Performance
AMSOIL SG Oils are fully formulated with sulphur/phosphorous
extreme pressure additives, antioxidants, rust inhibitors,
and anti-foam agents. The SG Oil's thermally stable, extreme-pressure
additive system forms a hard, iron-sulfide coating on
metal components. This iron-sulfide coating prevents metal
to metal contact under boundary lubrication conditions,
reduces friction and protects components against shock
loading and wear. The anti-oxidants increase the oxidation
resistance of the synthetic base oils for long, clean
lubricant performance. These oils protect against rust
from water or process contaminants and prevent foaming,
ensuring proper lubrication.
Performance Features
-
Extreme
pressure protection
-
Additized
to prevent rust, oxidation and foam
-
Compatible
with seals and other lubricants
-
Extended
drain intervals and all season performance
-
Hydrolytically
stable & readily separates from water
Applications &
Requirements
-
U.S. Steel
224
-
AGMA 250.04
-
AGMA 9005-D94
-
DIN 51517
Part 3
-
David Brown
ET 33/80, 51, 53 and 101
-
Cincinnati
Milicron P-35, P-59, P-63, P-74, P-76, P-77 and P-78
Application Recommendation
AMSOIL Synthetic SG Series Extreme Pressure
Gear Oils are recommended for industrial applications
operating under heavy loads and shock conditions and specifying
an extreme pressure lubricant. This includes, but is not
limited to, enclosed industrial spur, bevel, herringbone,
helical and worm gear**, chain drives, sprockets and most
metal-on-metal systems requiring extreme pressure additives.
These lubricants are excellent for use in severe operating
conditions and their synthetic properties make them good
all-season lubricants.
The SG Series
Gear Oils meet the AGMA ratings for synthetic gear oils
and EP gear oils and are recommended for use in applications
specifying these standards. Although AMSOIL SG Series
Oils are compatible with mineral oil based lubricants,
for optimum performance it is recommended that the system
be thoroughly drained and, if warranted, cleaned.
The ability
of AMSOIL SG Series Gear Oils to extend drain intervals
is subject to operating conditions and maintenance practices.
Monitoring by oil analysis is recommended.
NOTES:
* AMSOIL
SG Series Gear Oils, as well as other synthetic or mineral
based oils, are not compatible with poly glycol-type gear
oils. Thorough flushing prior to changeover is required.
** AMSOIL SG
Series Gear Oils are not recommended for use in worm gear
or yellow metal containing applications operating at or
above 200°F (93°C). Also not recommended
for use in other applications operating at or above 250°F
(171°C). For such applications, please consult
your AMSOIL Dealer or AMSOIL Inc.
AMSOIL SG Gear
Oils are not recommended for automotive hypoid gear applications.
|
Typical
Technical Properties (Revised
8/02)
|
| Synthetic
SG Series Gear Oils |
SGK
ISO 100 |
SGL
ISO 150 |
SGM
ISO 220
|
SGN
ISO 320 |
SGO
ISO 460 |
SGP
ISO 680 |
| AGMA
EP Gear |
3
EP |
4
EP |
5
EP |
6
EP |
7
EP |
8
EP |
| AGMA
Synthetic Gear |
3S |
4S |
5S |
6S |
7S |
8S |
| ISO
VG -
ASTM D-2422 |
100 |
150 |
220 |
320 |
460 |
680 |
| VK
100°C -
ASTM D-445 |
13.31 |
17.77 |
23.18 |
30.99 |
39.83 |
52.32 |
| VK
40°C -
ASTM D-445 |
99.30 |
150.24 |
219.30 |
325.93 |
475.59 |
674.67 |
| Viscosity
Index -
ASTM D-2270 |
133 |
131 |
130 |
132 |
130 |
134 |
| SPGR
-
ASTM D-1298 |
0.8686 |
0.8740 |
0.8789 |
0.8800 |
0.8984 |
0.8894 |
| Density
-
ASTM D-1298 |
7.233 |
7.278 |
7.318 |
7.328 |
7.481 |
7.406 |
| Flash
Point °C (°F) -
ASTM D-92 |
237
(459) |
236
(457) |
236
(457) |
236
(457) |
240
(464) |
240
(464) |
| Fire
Point °C (°F) -
ASTM D-92 |
259
(498) |
260
(500) |
262
(504) |
260
(500) |
274
(525) |
274
(525) |
| Pour
Point °C (°F) -
ASTM D-97 |
-43
(-45) |
-43
(-45) |
-40
(-40) |
-37
(-35) |
-33
(-27) |
-33
(-27) |
| Noack
-
DIN 51581 |
4.20% |
4.17% |
4.58% |
3.74% |
3.87% |
3.70% |
Four-Ball
Wear Test -
(40 kg, 1200 rpm, 75°C, 60 min.) ASTM D-4172
Mod. |
0.40 |
0.40 |
0.40 |
0.40 |
0.39 |
0.39 |
Copper
Strip Corrosion Test -
ASTM D-130
121°C (250°F), 3 hrs. |
1B |
1B |
1B |
1B |
1B |
1B |
| Timken
OK Load, EP -
ASTM D-2782 |
75
lbs. |
75
lbs. |
75
lbs. |
75
lbs. |
75
lbs. |
75
lbs. |
Four-Ball
EP ASTM D-2783 -
Weld Point, Kg
Load Wear Index, Kgf |
315
52 |
315
54 |
315
54 |
315
56 |
315
58 |
315
58 |
| FZG,
Passed Stage ASTM D5182 |
12 |
12 |
12 |
12 |
12 |
12 |
| Channel
Point @ -40°C (-40°F) -
FTM 3456.2 |
Non
Channeling (All ISO Grades) |
AMSOIL
Product Availability
AMSOIL products are available in 5-gallon pails, 55-gallon
drums, 275-gallon totes and bulk quantities. For 275-gallon
totes, please allow two to four weeks for delivery.
AMSOIL Industrial
Lubricants are stocked in Superior, Wisconsin and in select
regional distribution centers throughout the United States
and Canada. AMSOIL will stock additional quantities of
lubricants or special order products based on customer
requests and regional demands.
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