Castaldo Super High Strength Silicone Moulding Rubber Strip Colour Pencils great for laser cutting

great for laser cutting

It's especially good for hand-building

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or corrugated card

then divide that number of ml by 3 to get the number of grams of alginate you need

Castaldo Super High Strength Silicone Moulding Rubber Strip Colour Pencils great for laser cuttingA superior quality medium hardness jewellery moulding rubber with excellent tear and tensile strength, for applications including spirals, cores, cut outs & plugs as well as for general purpose use. This rubber can be used with Econosil on the outside for additional stiffness or on the inside for additional dimension stability. Please see the technical data sheet below for more information and instructions. Colour: Yellow Strip weight: 280g approx.