GARRECO - NaturalRock Lt Tan 25 LB - Type IV-R resin die stone with very low expansion and high compressive strength. - # 1446725
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Description
Garreco · Gypsum · NaturalRock EH
Garreco NaturalRock Lt Tan 25 LB
SKU 492287 · Garreco · Made in USA · Mfg# 1446725
NaturalRock EH18,000 psi0.08% exp10–13 min setLight Tan
✓ Overview
Type IV-R Resin die stone with very low expansion and high compressive strength. A Garreco dental gypsum for accurate working models and dies, supplied to dental labs through US Dental Depot.
Quick Specs
Product: Garreco NaturalRock EH
Setting time: 10–13 minutes
Water/powder ratio: 20 ml : 100 g
compressive strength: 18,000 psi
Setting expansion: 0.08%
Color: Light Tan
Size / Net: 25 lb
Package: 1pk
Manufacturer item #: 1446725
USDD SKU: 492287
✦ Why You’ll Love It
- ✦high 18,000 psi compressive strength for durable, reliable results
- ✦Controlled 0.08% setting expansion for predictable fit
- ✦consistent 10–13 minute set keeps your bench on schedule
- ✦Pours smoothly for accurate, detailed models
- ✦Color and pack options to fit your workflow
Garreco Family Selector
| Spec | NaturalRock EH (this) | Apex RZ10 | Apex RZ15 | Excalibur | Veri-die |
|---|---|---|---|---|---|
| compressive strength | 18,000 psi | 18,500 psi | 18,500 psi | 18,000 psi | 16,500 psi |
| Setting expansion | 0.08% | 0.10% | 0.15% | 0.09% | 0.15% |
| Setting time | 10–13 minutes | 10–13 minutes | 10–13 minutes | 12–15 minutes | 10–13 minutes |
| Water/powder ratio | 20 ml : 100 g | 19 ml : 100 g | 19 ml : 100 g | 22 ml : 100 g | 21 ml : 100 g |
Garreco family selector — all figures are Garreco published values. Pick by strength, expansion and set time for your indication.
Downloads
Documents link directly to Garreco (manufacturer).
Product description last updated: June 27, 2026