- HOME
- POLYMER SEARCH
- Thermoset
- 3M AC-250 A-1/6 Aerospace Sealant
3M AC-250 A-1/6 Aerospace Sealant
| Category | Polymer , Thermoset |
| Manufacturer | 3M |
| Trade Name | |
| Port | Ningbo port,China |
| Trade Terms | FOB, CFR, CIF |
| Payment Terms | L/C, T/T, Western Union |
| Download PDF | 3M AC-250 A-1/6 Aerospace Sealant.pdf  |
| Price | EMAIL US sales@lookpolymers.com |
Material Notes:
3M Aerospace Sealant AC-250 A-1/6 is a two-part, low temperature curing polysulfide, quick repair sealant for integral fuel tank and fuselage sealing applications. The mixed compound is a pourable liquid which can be applied with a spatula, extrusion gun, roller, or brush. It will cure to a fuel-resistant rubber at temperatures above -6.7°C.Information provided by 3M
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Density | 1.61 g/cc | 0.0582 lb/in³ | AMS-S83318 |
| Volatiles | <= 11 % | <= 11 % | |
| Brookfield Viscosity | 100000 - 400000 cP | 100000 - 400000 cP | Base, RVF #6 sp @ 2 rpm |
| Mechanical Properties | Metric | English | Comments |
|---|---|---|---|
| Hardness, Shore A | 40 | 40 | Hydrolytic Stability; AMS-S83318 |
| 55 | 55 | AMS-S83318 | |
| Tensile Strength at Break | 1.52 MPa @Temperature 60.0 °C, Time 1.21e+6 sec |
220 psi @Temperature 140 °F, Time 336 hour |
JRF; AMS-S83318 |
| 2.14 MPa @Temperature 121 °C, Time 605000 sec |
310 psi @Temperature 250 °F, Time 168 hour |
JRF; AMS-S83318 | |
| 2.07 MPa @Time 1.21e+6 sec |
300 psi @Time 336 hour |
Standard Cure; AMS-S83318 | |
| Elongation at Break | 180 % @Temperature 121 °C, Time 605000 sec |
180 % @Temperature 250 °F, Time 168 hour |
JRF; AMS-S83318 |
| 225 % @Temperature 60.0 °C, Time 1.21e+6 sec |
225 % @Temperature 140 °F, Time 336 hour |
JRF; AMS-S83318 | |
| 220 % @Time 1.21e+6 sec |
220 % @Time 336 hour |
Standard Cure; AMS-S83318 | |
| Peel Strength | 3.68 kN/m @Temperature 60.0 °C, Time 605000 sec |
21.0 pli @Temperature 140 °F, Time 168 hour |
JRF, Stainless Steel; AMS-S83318 |
| 3.68 kN/m @Temperature 60.0 °C, Time 605000 sec |
21.0 pli @Temperature 140 °F, Time 168 hour |
JRF/SW, Alodine; AMS-S83318 | |
| 4.21 kN/m @Temperature 60.0 °C, Time 605000 sec |
24.0 pli @Temperature 140 °F, Time 168 hour |
JRF/SW, MIL-C-27725; AMS-S83318 | |
| 4.21 kN/m @Temperature 60.0 °C, Time 605000 sec |
24.0 pli @Temperature 140 °F, Time 168 hour |
JRF/SW, Alclad; AMS-S83318 | |
| 4.38 kN/m @Temperature 60.0 °C, Time 605000 sec |
25.0 pli @Temperature 140 °F, Time 168 hour |
JRF, MIL-C-27725; AMS-S83318 | |
| 4.38 kN/m @Temperature 60.0 °C, Time 605000 sec |
25.0 pli @Temperature 140 °F, Time 168 hour |
JRF, Alclad; AMS-S83318 | |
| 4.38 kN/m @Temperature 60.0 °C, Time 605000 sec |
25.0 pli @Temperature 140 °F, Time 168 hour |
JRF, Titanium; AMS-S83318 | |
| 4.56 kN/m @Temperature 60.0 °C, Time 605000 sec |
26.0 pli @Temperature 140 °F, Time 168 hour |
JRF/SW, Stainless Steel; AMS-S83318 | |
| 4.56 kN/m @Temperature 60.0 °C, Time 605000 sec |
26.0 pli @Temperature 140 °F, Time 168 hour |
JRF, Alodine; AMS-S83318 | |
| 4.73 kN/m @Temperature 60.0 °C, Time 605000 sec |
27.0 pli @Temperature 140 °F, Time 168 hour |
JRF/SW, Titanium; AMS-S83318 |
| Thermal Properties | Metric | English | Comments |
|---|---|---|---|
| Maximum Service Temperature, Air | 121 °C | 250 °F | AMS-S83318 |
| Minimum Service Temperature, Air | -54.0 °C | -65.2 °F | AMS-S83318 |
| Processing Properties | Metric | English | Comments |
|---|---|---|---|
| Cure Time | 70.2 min @Temperature 25.0 °C |
1.17 hour @Temperature 77.0 °F |
Tack-Free Time |
| 120 min @Temperature 25.0 °C |
2.00 hour @Temperature 77.0 °F |
||
| 420 min @Temperature 4.40 °C |
7.00 hour @Temperature 39.9 °F |
Tack-Free Time | |
| 480 min @Temperature 4.40 °C |
8.00 hour @Temperature 39.9 °F |
||
| 720 min @Temperature -6.70 °C |
12.0 hour @Temperature 19.9 °F |
Tack-Free Time | |
| 840 min @Temperature -6.70 °C |
14.0 hour @Temperature 19.9 °F |
||
| Shelf Life | 6.00 Month @Temperature <=26.7 °C |
6.00 Month @Temperature <=80.1 °F |
| Descriptive Properties | Value | Comments |
|---|---|---|
| Alkalinity | 13 | |
| Appearance | Dark Brown | Accelerator |
| Gray | ||
| White | Base |
Users viewing this material also viewed the following:
Copyright © lookpolymers.com All Rights Reserved