Jesmonite AC730

Available in Jesmonite AC730

Product	Wet Density	Dry Density	Water Uptake/porosity	Weathering/durability	Mix Ratio	Freeze-Thaw Resistance	Storage Temperature Range	Dimensional Stability Shrinkage	Dimensional Stability Expansion	Flexural Strength LOP	Flexural Strength MOR	Color	Mix Ratio By Volume	Mix Ratio By Weight	Compressive Strength	Color Options	Initial Set Time	Dimensional Stability - Shrinkage	Dimensional Stability - Expansion	Flexural Strength - LOP	Flexural Strength - MOR	Fire Classification (EN13501-1)	Fire Classification (ASTM E84)
Jesmonite AC730 Flex Liquid	1950 kg/m³	1850 kg/m³	2.26% (BS EN 1170-6)	1008 Hrs (BS EN ISO 4982)	4:1 – 5:1 parts (base to Liquids ratio by weight)	300 cycles (DD CEN/TS 12390-9)	5 – 25°C	0.830000	1.28 (BS EN 1170-7)	8.9 MPa	23.6 MPa (BS EN 1170-5)	-	-	-	-	-	-	-	-	-	-	-	-
Jesmonite AC730 Powder Base	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Jesmonite AC730 Liquid	1950 kg/m³	1850 kg/m³	2.26%	1008 h.	5:1 parts (base to liquid by weight)	300 cycles	5 – 25°C	-	-	-	-	White	1/5	1000 g	58 MPa	11 standard colors, custom colors available	30 – 45 min. at 18°C (No Retarder)	0.830000	1.280000	8.9 MPa	23.6 MPa	A2, s1-d0	Class 1 (Class A)

Why buy at FormX?

For over thirty years we have sought out the highest quality modelling, moulding and casting materials from around the world.

From silicones and resins to Jesmonite and special effects materials — a curated range for professionals, artists and makers.

Our sales team is widely known for their knowledge and dedication, supporting you in mould making, casting, sculpture and prototyping.

We ship from our warehouses in Amsterdam, Barcelona and Madrid to customers throughout Europe, from Greece up to Norway.

Founded in Amsterdam, FormX grew from a local art foundry into a major European supplier — with our roots firmly in the city.

Why buy at FormX?