10~50mm thick 1650℃ Boiler Insulation Aluminum Silicate Needle Ceramic Fiber Insulation Refractory Cotton Zirconium Containing
Quick answer
Is $1.87 a good price for 10~50mm thick 1650℃ Boiler Insulation Aluminum Silicate Needle…?
It is the usual price, not a deal: $1.87 is in line with the typical price of $1.87 that DipScout measured over the last 14 days. It is the lowest in 19 days, but it has held this price since Nov 2, 2026.
$1.87
Today it costs $1.87 on AliExpress. Since Oct 23, 2026, when we started tracking it, it ranged from $1.87 to $2.26. It's the lowest price in 19 days, but it has been at this value since Nov 2, 2026; by our price history that is already the normal price, not a sale. Price checked on Nov 11, 2026, 13:06 UTC.
Drop detected on .
No drop compared with what we observed over the last 14 days. The store advertises "was $3.22", but that is the store's own claim; we only state discounts our price history proves.
View on AliExpressThe price above is the last recorded reading, not a live checkout lookup.
Price history
Today$1.87lowest ever seen
Lowest$1.87since Nov 2
Highest$2.26Oct 24 to Oct 29
Tracked since Oct 23 · 3 changesHover over the chart to see each price.Tap the chart to see each price.
See every price change
| When | Price | Change |
|---|---|---|
| Nov 2, 18:05 UTC | $1.87 | −17% |
| Oct 29, 07:04 UTC | $2.25 | −0.4% |
| Oct 24, 01:01 UTC | $2.26 | +0.4% |
| Oct 23, 02:06 UTC | $2.25 | start |
| Store | YYDS Global Store |
|---|---|
| Positive feedback (AliExpress) | 95% |
| AliExpress category | Tools › Welding Equipment & Supplies |
| Sold | 40 |
| Recorded readings | 4 |
| First seen | |
| Last reading |