1. Characteristics
| Product | Grade | Temper | Thickness mm | Width mm | Surface |
| Double Zero Foil | 1235 1145 8011 8079 | H18 O | 0.006-0.009 | 200-1700 | One side bright |
| Household Foil | 1235 8011 1145 | O | 0.009-0.02 | 200-1700 | One side bright |
| Pharmacy Foil | 1235 8011 | H18 | 0.009-0.03 | 200-1700 | One side bright |
| Container Foil | 3003 8011 8021 | H22 H24 O | 0.04-0.2 | 200-1700 | Two sides bright |
| Beer Mark Foil | 1235 8011 | O | 0.009-0.011 | 200-1700 | One side bright |
| Air Conditioner Foil | 3102 8011 8006 | O H22 H24 | 0.08-0.15 | 200-1700 | Two sides bright |
| Food Soft Packing Foil | 8011 1235 1145 | O | 0.009-0.023 | 200-1700 | One side bright |
2. production standard :as per international standard ASTM OR EN standard ,
all chemical composition ,mechanical property ,size tolerance ,flat tolerance ,etc strictly as per ASTM OR EN standard
| Alloy | Si | Fe | Cu | Mn | Mg | Cr | Zn | Ti | Other | Al | |
| Single | Total | ||||||||||
| 1050 | 0.25 | 0.4 | 0.05 | 0.05 | 0.05 | _ | 0.05 | 0.03 | 0.03 | _ | ≥99.5 |
| 1060 | 0.25 | 0.35 | 0.05 | 0.03 | 0.03 | _ | 0.05 | 0.03 | 0.03 | _ | ≥99.6 |
| 1100 | Si+Fe:0.95 | 0.05~0.40 | 0.05 | _ | _ | 0.1 | _ | 0.05 | 0.15 | ≥99 | |
| 1200 | Si+Fe:1.00 | 0.05 | 0.05 | _ | 0.1 | 0.05 | 0.05 | 0.15 | ≥99 | ||
| 3003 | 0.6 | 0.7 | 0.05~0.20 | 1.0~1.5 | _ | _ | 0.1 | _ | 0.05 | 0.15 | Remainder |
| 3105 | 0.6 | 0.7 | 0.3 | 0.30~0.8 | 0.20~0.8 | 0.2 | 0.4 | 0.1 | 0.05 | 0.15 | Remainder |
| 5005 | 0.3 | 0.7 | 0.2 | 0.2 | 0.50~1.1 | 0.1 | 0.25 | _ | 0.05 | 0.15 | Remainder |
| 5052 | 0.25 | 0.4 | 0.1 | 0.1 | 2.2~2.8 | 0.15~0.35 | 0.1 | _ | 0.05 | 0.15 | Remainder |
| 5083 | 0.4 | 0.4 | 0.1 | 0.40~1.0 | 4.0~4.9 | 0.05~0.25 | 0.25 | 0.15 | 0.05 | 0.15 | Remainder |
| 5086 | 0.4 | 0.5 | 0.1 | 0.20~0.7 | 3.5~4.5 | 0.05~0.25 | 0.25 | 0.15 | 0.05 | 0.15 | Remainder |
| 6061 | 0.4~0.8 | 0.7 | 0.15~0.40 | 0.15 | 0.80~1.20 | 0.04~0.35 | 0.25 | 0.15 | 0.05 | 0.15 | Remainder |
| 6063 | 0.2~0.6 | 0.35 | 0.1 | 0.1 | 0.45~0.90 | 0.1 | 0.1 | 0.1 | 0.05 | 0.15 | Remainder |
| 6082 | 0.7~1.3 | 0.5 | 0.1 | 0.4~1.0 | 0.6~1.2 | 0.25 | 0.2 | 0.1 | 0.05 | 0.15 | Remainder |
| 8011 | 0.5~0.9 | 0.6~1.0 | 0.1 | 0.2 | 0.05 | 0.05 | 0.1 | 0.08 | 0.05 | 0.15 | Remainder |
A part that performs well in a standard lab may still fail after launch. Vacuum, sharp temperature changes, and long exposure to extreme conditions can affect electronics, coatings, structures, and materials in ways that ordinary testing cannot fully show.
A satellite can leave the assembly floor looking complete, clean, and fully integrated, yet that still does not tell engineers how it will behave once air is removed and real thermal stress begins.
The value of a test system is not defined by chamber size alone. It depends on how precisely it can reproduce the conditions that space hardware is expected to face and how steadily those conditions can be maintained during a test.
A test chamber that looks advanced on paper can still become a costly mismatch if it does not fit the real work of the lab.
Reliable testing begins before the next cycle starts. In many cases, inaccurate results come from poor chamber condition rather than poor engineering, which is why a Space Environment Simulator needs disciplined maintenance between runs as well as during long-term use.
Spiral fin tubes are a specialized type of heat exchanger tube designed to enhance heat transfer efficiency. Unlike traditional straight fin tubes, which have fins arranged parallel to the tube surface, spiral fin tubes feature helical or spiral-shaped fins wrapped around the tube.





