The LANG LANG Instant Tray Mix 5lb. BLUE Powder Only, Self-Curing Custom Tray Acrylic Resin is a self-curing (autopolymerizing) Acrylic resin for fabricating accurate, individualized custom impression trays. The powder and liquid mix in seconds into a smooth dough that is easily adapted to the cast and sets at room temperature.
Cross-brand alternatives in the same category, so you can choose the right fit. Values are manufacturer-stated.
| Feature | LANG (this product) | GC America | Kerr (Fastray) |
|---|---|---|---|
| Chemistry | Self-cure PMMA (Instant Tray Mix) | Self-cure PMMA (Coe-Tray) | Self-cure PMMA |
| Form | Powder + liquid | Powder + liquid | Powder + liquid |
| Set time | Fast self-cure | Reg 15 min / Fast 10 min | Regular / fast |
| Anti-warp claim | Stable | Will not warp/pull from cast | Radiopaque, stable |
| Trim handling | Trims cleanly | Grinds without clogging burs | Trims cleanly |