AeroShell Ascender
AeroShell Ascender combines low coking, high performance synthetic hindered ester basestock with advanced additives for superior thermal and oxidation stability and excellent elastomer compatibility.
| Properties | Method | SAE AS5780D Grade HPC | Typical |
|---|---|---|---|
| Oil Type | – | Synthetic ester | Synthetic ester |
| Kinematic viscosity @ 100°C mm²/s | ASTM D445 | 4.90 to 5.40 | 5.02 |
| Kinematic viscosity @ 40°C mm²/s | ASTM D445 | 23.0 min | 25.77 |
| Kinematic viscosity @ -40°C mm²/s | ASTM D2532 | 13 000 max | <12 000 |
| Flashpoint (COC)°C | ASTM D92 | 246 min | 266 |
| Pourpoint °C | ASTM D97 | -54 max | <-54 |
| Total Acidity mgKOH/g | SAE-ARP-5088 | 1.0 max | 0.26 |
| Evaporation loss 6.5 hrs @ 204°C %m | ASTM D972 | 10 max | 2 |
| Foaming tendency | ASTM D892 | Must pass | Passes |
| Swelling of standard synthetic rubber, SAE-AMS 3217/4, 72 hrs @ 204°C, swell % | FED-STD-791 M.3604 | 5 to 25 | 16.24 |
| Elastomer compatibility, % weight change after 24/120 hrs: Fluorocarbon, @ 200°C | DEF STAN 05-50 M.22 | 11/15 max | Passes |
| Elastomer compatibility, % weight change after 24/120 hrs: LCS Fluorocarbon, @ 200°C | DEF STAN 05-50 M.22 | 12/20 max | Passes |
| Elastomer compatibility, % weight change after 24/120 hrs: Nitrile, @ 130°C | DEF STAN 05-50 M.22 | 19/19.5 max | Passes |
| Elastomer compatibility, % weight change after 24/120 hrs: Silicone, @ 175°C | DEF STAN 05-50 M.22 | 14.5/14.5 max | Passes |
| Elastomer compatibility, % weight change after 24/120 hrs: Perfluoroelastomer, @ 200°C | DEF STAN 05-50 M.22 | 2/2 max | Passes |
| Thermal Stability / Corrosivity, 96 hrs – metal weight change, mg/cm² | FED-STD-791 M.3411 | ±4.0 max | Passes |
| Thermal Stability / Corrosivity, 96 hrs – viscosity change, % | FED-STD-791 M.3411 | ±5.0 max | 0.2 |
| Thermal Stability / Corrosivity, 96 hrs – Total Acid Number Change, mgKOH/g | FED-STD-791 M.3411 | 6.0 max | 1.4 |
| Corrosion and oxidation stability, 72 hrs @ 175°C | ASTM D4636 – Alternate Proc.2 | Must pass | Passes |
| Corrosion and oxidation stability, 72 hrs @ 204°C | ASTM D4636 – Alternate Proc.2 | Must pass | Passes |
| Corrosion and oxidation stability, 72 hrs @ 218°C | ASTM D4636 – Alternate Proc.2 | Must pass | Passes |
| Ryder gear test, relative rating, Hercolube A, % | FED-STD791 M.6508 | 102 min | Passes |
| Bearing test rig Type 1½ conditions, Overall deposit demerit rating, 200 hrs | FED-STD791 M.3410 | 40 max | Passes |
| Bearing test rig Type 1½ conditions, Viscosity change @ 40°C, % | FED-STD791 M.3410 | 0 to +35 | Passes |
At AMAC, we take pride in delivering premium branded lubricants to your doorstep safely, promptly, and in their original sealed packaging. Every shipment reflects our commitment to quality, reliability, and customer satisfaction.
Sealed & Secure Packaging
All products are supplied in factory-sealed cans, pails, and drums, ensuring complete protection against contamination or tampering. Whether you order a single pack or a bulk shipment, you receive authentic and brand-new lubricants every time.
Reliable Nationwide Delivery
With a well-established logistics network, we offer nationwide delivery across Pakistan. From industrial sites to retail outlets, our team ensures your lubricants arrive on time and in perfect condition.
Fast Dispatch & Lead Time
Once your order is confirmed, we prepare and dispatch it within 24 to 48 hours. Delivery time may vary depending on your location and order size, but we always aim to provide the fastest and most efficient service possible.
Bulk & Industrial Supply
For our industrial clients, we offer scheduled deliveries and customized logistics solutions. Our fleet and trained staff handle drums and bulk quantities with care, ensuring a smooth and uninterrupted supply for your operations.
Customer Support
Your satisfaction is our priority. Our support team is always ready to assist with delivery updates, order tracking, and special delivery requirements.
We go beyond just supplying lubricants. We deliver trust, consistency, and peace of mind with every order.






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