Excalibur Hobby Stone (White) 25 Pounds

Excalibur is a unique pourable die stone created for the Hobby/Craft enthusiast. Excalibur pours into molds without vibration yielding a dense smooth bubble-free cast. With its smooth mixing characteristics and ample setting time . Excalibur produces a "textbook" model every time. It is said to be harder than Merlins Magic Stone. Die trimming becomes a worry free procedure because Excalibur is manufactured from an ultra-fine gypsum base which prevents nicks and abrasions caused by brittleness. Excalibur also contains indicator pigments which let you know exactly when the product is completely mixed. Suitable for use with all impression materials. Gypsum hardeners are not recommend with this product. We have used this product here ourselves and it is very cool stuff. Details are crisp and virtually bubble free.

18 .000 psi (125 MPa) Compressive Strength
0.09% Expansion
12-15 Min Set Time
22:100 W/P Ratio