Cross-market view
Aluminum × Aluminium: Trading Hours Compared
Joint windows, single-leg hours, and 2026 mismatched holidays for Aluminum (SHFE AL) and Aluminium (LME AH), on a typical trading day (UTC).
Data reviewed 2026-07-23 · sources on each product page
Watch both legs on the live timeline →
Joint trading windows (typical day)
| winter | 01:00–02:15 · 02:30–03:30 · 05:30–07:00 · 13:00–17:00Total 7h 45m · Aluminum only 0h · Aluminium only 10h 15m |
|---|---|
| summer | 01:00–02:15 · 02:30–03:30 · 05:30–07:00 · 13:00–17:00Total 7h 45m · Aluminum only 0h · Aluminium only 10h 15m |
Computed for a typical Tuesday–Friday trading day; Monday opens, Friday closes, and holiday eves can differ per exchange notices.
Each leg in its own time
| Aluminum (SHFE AL) | Day 09:00–10:15, 10:30–11:30, 13:30–15:00 · Night 21:00–01:00 (+1 day)（China Standard Time (UTC+8)） |
|---|---|
| Aluminium (LME AH) | 01:00–19:00（London time） |
2026 mismatched holidays (one-sided days)
- Aluminum closed, Aluminium trading: 16 days · longest stretch 2026-02-16 – 2026-02-23
- Aluminium closed, Aluminum trading: 5 days · longest stretch 2026-12-25 – 2026-12-28
FAQ
- When are Aluminum and Aluminium open at the same time?
- On a typical trading day (UTC) the joint windows are 01:00–02:15, 02:30–03:30, 05:30–07:00, 13:00–17:00 in winter (01:00–02:15, 02:30–03:30, 05:30–07:00, 13:00–17:00 in summer), about 7h 45m in total.
- Does Aluminium keep trading while Aluminum is closed?
- Yes — on 16 trading days in 2026 Aluminum is closed while Aluminium trades, the longest stretch being 2026-02-16 – 2026-02-23. These are one-sided exposure windows for cross-market positions.
- Does daylight saving change the Aluminum–Aluminium overlap?
- Yes — the table shows winter and summer windows separately; values can differ by an hour during the weeks when regions switch DST on different dates.