Smooth-On Smooth-Cast 325 ColorMatch Liquid Plastic Compound Smooth Cast 325 – Features: ideal for making marble-like resin, clear colored gems and more! Easy to use, just add color to the clear mix 10 minute demold time can be easily tinted with smooth-on so-strong colorants Description: New fast-cast resin that was developed specifically for adding color pigments and fillers to achieve true color representation or filler effect. Small amounts of pigment will yield accurate, vivid colors from cured castings. Vacuum degassing is not necessary. Convenient one-to-one mix ratio (one part A to one part B by volume). The differences between them are pot life and demold time. Fully cured castings are tough, durable, machinable and paintable. They resist moisture and mild solvents. Applications for Smooth-Cast Liquid Plastics include reproducing small to medium size sculptures, cold cast bronze castings, making prototype models, roto cast pieces, special effect props, and decorative jewelry. Net weight 32 oz. (909 grams).Technical Information: pot life: 2.5 minutes, demold time (depending on mass): 7-10 minutes, shrinkage: .01 in./in., viscosity: 100 cups, S.G. g/cm3: , S.V. cu. in./lb.: 27.7, ultimate tensile strength: 3,170 PSI. Adult Supervision Required. Keep Out of the Reach of Children. Payment Immediate payment is required upon selecting ‘Buy It Now’ or upon checking out through your eBay cart. We accept payment through either PayPal or major credit card. Shipping Standard shipping is always free of charge. Orders with standard shipping travel via the best courier based on size and weight. The estimated delivery window will also be displayed during checkout. International shipping is not available at this time. Returns We offer simple and easy returns on almost all items within 30 days of delivery. Contact us for a return authorization and address to ship your item to.