Ideal for products with many details, thin and...
Product Description:
Very smooth surface after casting
Suitable for casting copper
Ideal for products with many details, thin and delicate
User-friendly, easy to use
Uses the highest purity raw materials available
Variable water to powder ratio, 38 - 40/100 for thick to thin designs
User friendly formula, easy to mix and use
Superior thermal shock resistance to temperature. Highly resistant to flashing and cracking
Special proprietary control chemicals easily remove air from the investment slurry and pattern surface to provide super smooth, bubble free casting time after time
Provides extra smooth, dense, flash free castings
Easy removal during water quench
Better casting results, even when less than perfect mixing techniques are observed
ZERO defects policy. All batches test cast in silver to ensure perfect quality before shipping
SIGMA investment powder is suitable for most commonly used jewelry wax models and resin. SIGMA investment powder is developed with environmentally friendly chemicals, making it easy to remove air bubbles and water streaks by following standard mixing techniques.
SIGMA provides sharp mold formation and higher firing resistance compared to conventional plasters, with fast burnout and high thermal shock resistance, resulting in smooth castings without flash. SIGMA combines the purest gypsum with premium demineralized cristobalite imported from the U.S. It is further enhanced with heat-resistant minerals in granular form, ensuring extremely smooth surfaces for both individual castings and tree castings.
All Certus plasters undergo strict quality control to ensure that all raw materials precisely meet casting specifications and that the resulting castings are defect-free. Certus brings together experts with over 50 years of experience in developing, manufacturing, and marketing investment powder mold casting products.
With the motto “Zero Defects,” Certus has quickly gained a reputation in the market for "Exceeding All Industry Standards." All PRESTIGETM-branded investment powder from Certus offer consistent quality, high technical service, and a deep understanding of customer needs, making SIGMA the most suitable investment powder on the market today, especially for casting silver and brass.
Specifications:
Type: Bag (22.5 kg)
Used for casting copper. Models cast with resin or wax
Mixing ratio: 380–420 ml of water / 1 kg of investment powder
