---
product_id: 714955751
title: "Hydro-Stone Plaster for Scenery, Dioramas, Dentistry and Mold Casting, Also Great for Model Railroads & Gaming (5 lb)"
brand: "laguna"
price: "30320 kr"
currency: ISK
in_stock: true
category: "Laguna"
url: https://www.desertcart.is/products/714955751-hydro-stone-plaster-for-scenery-dioramas-dentistry-and-mold-casting
store_origin: IS
region: Iceland
---

# Quick setting in minutes Water-resistant resealable bag 40-50% harder than standard plaster Hydro-Stone Plaster for Scenery, Dioramas, Dentistry and Mold Casting, Also Great for Model Railroads & Gaming (5 lb)

**Brand:** laguna
**Price:** 30320 kr
**Availability:** ✅ In Stock

## Summary

> ⚡ Cast stronger, faster, and bolder — don’t let your art wait!

## Quick Answers

- **What is this?** Hydro-Stone Plaster for Scenery, Dioramas, Dentistry and Mold Casting, Also Great for Model Railroads & Gaming (5 lb) by laguna
- **How much does it cost?** 30320 kr with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.is](https://www.desertcart.is/products/714955751-hydro-stone-plaster-for-scenery-dioramas-dentistry-and-mold-casting)

## Best For

- laguna enthusiasts

## Why This Product

- Trusted laguna brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Mess-Free Storage:** Water-tight resealable bag keeps your plaster fresh and ready, no spills, no waste.
- • **Vibrant Customization:** Easily accepts liquid or crystal pigments for personalized, eye-catching finishes.
- • **Lightning-Fast Setting:** Get your projects moving with rapid curing that saves you precious time.
- • **Lightweight & Versatile:** Perfect for dioramas, model railroads, gaming miniatures, and professional sculpting.
- • **Unmatched Strength & Detail:** Hydrostone delivers 40-50% harder casts for ultra-durable, finely detailed creations.

## Overview

Hydro-Stone Plaster is a premium, quick-setting gypsum plaster designed for superior hardness and fine detail in casting. Packaged in a water-resistant resealable bag, it’s ideal for dioramas, model railroads, gaming miniatures, and sculpture projects. Unlike filler-cut plasters, Hydro-Stone offers 40-50% greater strength and accepts pigments for vibrant finishes, making it the go-to choice for professionals and hobbyists seeking durable, high-quality casts.

## Description

Hydrostone quick setting white / light gray casting plaster. Full strength gypsum plaster is not cut with cheap plaster fillers like the popular brand! Designed for strength and casting detail. Accepts liquid or crystal pigment colors and stains. Packed in water tight resealable bag, not a leaky carton. Great for model railroads scenery, gaming castings, and school project dioramas. Not for body casting.

## Features

- Hydrostone Plaster for Scenery Dioramas and Casting, Creates Super Hard Castings With Great Detail
- Quick setting, lightweight white / light gray plaster in water resistant resealable bag. Ideal for patterns, figurines, commercial casts, and sculpture. It is not for making outer or mother molds, and it is not recommended for outdoor use.
- Full strength Hydrostone gypsum plaster, not cut with cheap plaster fillers
- Designed for strength and casting detail. Hydrostone is 40% to 50% harder than casting plaster and works much like plaster in mixing, pouring, and setting.
- Accepts liquid or crystal pigment colors and stains

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B084M9TTNC |
| Brand Name | Laguna |
| Color | white, light gray |
| Customer Reviews | 4.8 4.8 out of 5 stars (18) |
| Grade Rating | Commercial |
| Included Components | clay |
| Item Dimensions | 38.1 x 25.4 x 7.6 centimeters |
| Item Form | Powder |
| Item Shape | Flat |
| Item Weight | 5 Pounds |
| Manufacturer | USG |
| Material | Plaster |
| Number of Items | 1 |
| Part Number | Hydrostone |
| Specification Met | Yes |
| Unit Count | 1.0 Count |

## Product Details

- **Brand:** Laguna
- **Colour:** white, light gray
- **Item dimensions L x W x H:** 38.1 x 25.4 x 7.6 centimeters
- **Material:** Plaster
- **Shape:** Flat

## Images

![Hydro-Stone Plaster for Scenery, Dioramas, Dentistry and Mold Casting, Also Great for Model Railroads & Gaming (5 lb) - Image 1](https://m.media-amazon.com/images/I/61BjjsYFtHL.jpg)

## Available Options

This product comes in different **Size** options.

## Questions & Answers

**Q: Is hydrostone heavy when dry?**
A: Heaviness is relative.

**Q: Is it very white not off white**
A: hydrostone is mostly very white. it can be off white depending on several factors including batch variation, water impurities when mixing, and others. it is usually very white.

**Q: What is the density of the powder?**
A: 108 lbs/cu. ft dry, 119 lbs/cu ft wet. The 50lb bag of powder is about 24"x16"x7". So that's approximately 1.5cu ft. 50/1.5 gets you about 33 and a 1/3. Right around there.  I don't know the exact dimensions of the bag, yo.

## Frequently Bought Together

- Hydro-Stone Plaster for Scenery, Dioramas, Dentistry and Mold Casting, Also Great for Model Railroads & Gaming (5 lb)
- Norpro Silicone Bowl Set 3 Piece Red 1019R
- Lab Vibrator 4" Round Shaker Oscillator Gypsum 𝙂𝙚𝙩 𝙊𝙪𝙩 𝘽𝙪𝙗𝙗𝙡𝙚 Mixing Machine,Roundness Vibrador Laboratory Tool Equipment 100W Plaster Vibrator Plate

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.is/products/714955751-hydro-stone-plaster-for-scenery-dioramas-dentistry-and-mold-casting](https://www.desertcart.is/products/714955751-hydro-stone-plaster-for-scenery-dioramas-dentistry-and-mold-casting)

---

*Product available on Desertcart Iceland*
*Store origin: IS*
*Last updated: 2026-06-23*