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(314) 231-3399
1-800-435-6487

2030 South 3rd Street
St. Louis, MO 63104
Satin Stone
Made from natural gypsum - not synthetic plaster. The hardest of our die stones with a compression strength of up to 9,000 lbs. PSI/62.05 MPA after 1 hour- and up to 18,000 lbs. PSI/124.1 MPA dry. Expansion .070-.075 after 2 hours. The thixotropic qualities allow the material to be stacked yet is has excellent flow characterisitics. It can be used on any application where a die stone is necessary.
Not recommended for use with gypsum hardeners.
Physical Properties:19 ml - 100 grams, 6.5-8.5 min.utes initial set
Royal Rock
An extremely hard die stone with long flowing time for inlay dies by the indirect method, fixed bridge work, master and study models.
Not recommended for use with liquid hardeners. 
Physical Properties: 21 ml - 100 grams, 10-12 minutes initial set with a compression strength of up to 7,500 lbs. PSI/51.71 MPA after 1 hour up to 16,000 lbs. PSI/110.3 MPA dry
Regal Die
A hard die stone formulated for master models, fixed bridge models, inlay dies and study models.  
Physical Properties:  23 ml - 100 grams, 10-12 minutes initial set with a compression strength of up to 6,200 lbs. PSI/42.75 MPA after 1 hour up to 14,000 lbs. PSI/96.53 MPA dry
Cad Cam Stone
A  type IV high strength low expansion die stone formulated especially for use with cad cam systems. It has an extended working time thereby enabling the pouring of multiple cases. 
 Physical Properties:  20 ml - 100 grams, 12-14 minutes initial set with a compression strength of up to 9,000 lbs. PSI/62.05 MPA after 1 hour up to 18,000 lbs. PSI/124.1 MPA dry
Laser Rock
 A very fast setting die stone used to make a model of the mouth while the patient is still  sitting in the chair. Laser  Rock can be removed from the mold in just 5 minutes and has a low expansion of .12 after 2 hours. 
Phyiscal Properties:   24 ml - 100 grams,1.5-2.5 minutes initial set with a compression strength of up to 6,000 lbs. PSI/41.37 MPA after 1 hour - up to 12,500lbs. PSI/86.18 MPA dry. 
Pour Base Stone
 A  very hard die stone formulated to pour almost like water and when it sets it's hard like a type IV die stone. 
Phyiscal Properties: 24 ml - 100 grams,11-13 minutes set with a compression strength of up to 4,800 lbs. PSI/ 33.1 MPA. After 1 hour- up to 7,400 lbs. PSI / 51.02 MPA dry
Mounting Stone
A high strength quick setting and low expansion stone used for mounting and articulating.
Physical Properties: 26 ml - 100 grams,4-6 minutes set with a compression strength of up to 5,000 lbs. PSI/ 34.47 MPA. After 1 hour- up to 11,00 lbs. PSI / 75.84 MPA dry 

Orthodontic Stone
A fine bright pure white plaster harder than model plaster for orthodontic casts and study models. 
Physical Properties: 27 ml - 100 grams,9-11 minutes set with a compression strength of up to 5,580 lbs. PSI/ 38.47 MPA. After 1 hour- up to 11,70 lbs. PSI / 80.67 MPA dry
Model Plaster
A fine low expansion plaster recommended for models, casts and flasking. 
Physical Properties: 47 ml - 100 grams, 6-8 minutes initial set with a compression strength of up to 2,300 lbs. PSI/15.86 MPA after 1 hour - up to 3,500lbs. PSI/24.13 MPA dry. 
Laboratory Plaster
BA fine white plaster with low setting expansion for models, casts, flasking and standard lab use. 
Physical Properties:  . 47 ml - 100 grams, 6-8 minutes initial set with a compression strength of up to 2,200 lbs. PSI/15.17 MPA after 1 hour - up to 3,400lbs. PSI/23.44 MPA dry. 
Articulation Plaster
A tough plaster with a fast final set. 
Physical Properties:  56 cc - 100 grams, 2.5-3.5 minutes initial set with a compression strength of up to 1,500 lbs. PSI/10.34 MPA after 1 hour - up to 3,000lbs. PSI/20.68 MPA dry. 
Pemstone 
A tough all purpose stone compounded to produce smooth, stong casts. 
Physical Properties:  29 ml - 100 grams, 8-10 minutes initial set with a compression strength of up to 5,000 lbs. PSI/34.47 MPA after 1 hour - up to 9,800lbs. PSI/67.57 MPA dry
Laboratory Stone
A fine all purpose stone compounded to produce  smooth, strong casts.
Physical Properties:  30 ml - 100 grams, 8-10 minutes initial set with a compression strength of up to 4,000 lbs. PSI/27.58 MPA after 1 hour up to 8,500 lbs. PSI/58.61 MPA dry
Pemrock
A fine hard, accurate stone recommended for models, crown, and bridge, casts and dies. 
Physical Properties:  25 ml - 100 grams, 9-11 minutes initial set with a compression strength of up to 5,400 lbs. PSI/37.23 MPA after 1 hour up to 11,500 lbs. PSI/79.29 MPA dry
Orthodontic Stone
A fine pure white stone recommended for orthodontic casts and working models. 
Physical Properties:  27 ml - 100 grams, 9-11 minutes initial set with a compression strength of up to 5,580 lbs. PSI/38.47 MPA after 1 hour up to 11,700 lbs. PSI/96.53 MPA dry