Whip Mix Jewelry Investment

Prima-Cast Prima-Cast


For the casting of Brass, Silver and Yellow Gold.

Prima-Cast is the perfect investment powder for casting Brass, Silver and Yellow Gold alloys up to 18 karat, and is Whipmix's most competitively priced investment powder.

Prima-Cast produces a strong but permeable mold, perfect for either centrifugal or vacuum casting.

Prima-Cast is packed and available as follows:

  • 45 kilo Fibre Drum, 24 per pallet;
  • 45 kilo Polypropylene Sack, 25 per pallet;
  • 22.5 kilo Polypropylene Sack, 50 per pallet.

Download PDF file
Whip Mix Powders Material Safety Data Sheet (14 KB)

Download PDF file
Prima Cast PDF

Mixing Instructions

Vacuum Machine Mixing 38:100Minutes
Weigh powder and water0
Add powder to water0
Vacuum mix5
Pour investment2
Hold under vacuum1
Total work time8

Conventional Hand Mixing 38:100Minutes
Weigh powder and water0
Add powder to water0
Vacuum bowl2
Pour investment1
Vacuum flasks2
Total work time9

Normal Burnout Cycle

Omnicast Burnout Cycles

The above product information is given in good faith as accurate and reliable but is not to be taken as a guarantee. The figures provided are intended to be a guide to expected average values and should not be interpreted as a specification. Any potential applications referred to are not to be construed as recommendations. It is the responsibility of the user to determine suitability for any specific purpose.