White Hydrocal

he manufacture recommended mix-ratio of White Hydro Cal is: 45 parts water to 100 parts Hydro Cal by weight. The average setup time is 25-35 minutes when manually mixed. Please note that parts can be in grams, ounces or pounds etc.

This product is for making molds of industrial patterns only. When mixed with water, Ultra Cal undergoes a chemical reaction which causes it to harden and then slowly become very hot and highly alkaline (corrosive to skin like drain cleaner.) If mixed incorrectly this process can happen very rapidly. DO NOT attempt to make a mold enclosing any part of the body using this material. Failure to follow these instructions can cause severe chemical burns that may require surgical removal of affected tissue. Dust from products may cause eye, skin, nose, throat, or respiratory irritation. Use eye, skin, and respiratory protection in accordance with good industrial hygiene practices. Read MSDS of product for specific details. 

• Is ideal for both solid and hollow casting of lamp bases, figurines, moldings and general castings
• Offers long workability; setting expansion twice that of molding plaster and pottery plaster
• Has a great value to performance ratio
• Achieves a stark, white color, making it ideal for accepting colorants
• Sets 25-35 minutes after machine mixing
• Requires 45 parts water by weight per 100 parts plaster.