Is it very white not off white

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.

What is the density of the powder?

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.

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HydroStone Plaster for Scenery, Dioramas, Dentistry, Mold Casting, Ant Colony, Formicarium, Also Great for Model Railroads & Gaming (2.5 lb)

Product ID: 339089877

Details

Brand
Laguna
Color
light gray
Item dimensions L x W x H
11 x 8 x 2
Material
Gypsum
Shape
Flat

⚡Quick setting in minutes

🎨Accepts liquid & crystal pigments

🛡️40-50% harder than standard plaster

R1087

Duties & taxes included

In stock

Sold byAmazon South AfricaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to South Africa.

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Description

⚡ Sculpt with strength, speed, and style — don’t get left behind!

VIBRANT CUSTOMIZATION - Easily mix in liquid or crystal pigments for personalized, eye-catching finishes.
VERSATILE CREATIVE USE - Perfect for dioramas, model railroads, gaming miniatures, dentistry molds, and more—professional-grade quality for every project.
LIGHTNING FAST SETTING TIME - Get your projects done faster with a quick-setting formula that saves you precious time.
UNMATCHED STRENGTH DURABILITY - Hydrostone is 50% harder than typical casting plaster, ensuring long-lasting, resilient models.
WATER RESISTANT RESEALABLE PACKAGING - Keeps your plaster fresh and ready, eliminating waste and mess.

Hydrostone Plaster is a premium, quick-setting gypsum plaster designed for superior hardness and fine detail casting. Packaged in a water-resistant resealable bag, it’s ideal for professional and hobbyist use in dioramas, model railroads, gaming, dentistry molds, and sculpture. Unlike filler-cut plasters, Hydrostone delivers 40-50% greater strength and accepts pigments for vibrant, customized finishes.

Specifications

ASIN	B0962RJRLL
Brand Name	Laguna
Color	light gray
Customer Reviews	4.7 4.7 out of 5 stars (95)
Grade Rating	Commercial
Item Dimensions	11 x 8 x 2 inches
Item Form	Powder
Item Shape	Flat
Manufacturer	USG
Material	Gypsum
Number of Items	1
Part Number	Hydrostone
Specification Met	Yes

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Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

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TrustScore 4.5 | 7,300+ reviews

Neha S.

Excellent communication throughout the order process. Product is perfect.

2 weeks ago

Vikram D.

The MOLLE sheath is of exceptional quality. Very happy with my purchase.

2 weeks ago

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R1087

Duties & taxes included

In stock

Sold byAmazon South AfricaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to South Africa.

Secure transaction

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Yusuf A.

Fantastic experience overall. Will recommend to friends and family.

1 month ago

Farhan Q.

The delivery time was excellent, and the packaging was secure.

2 months ago

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