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USG Boral Casting Plaster 20kg


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  • General Purpose Plaster
  • Medium Hardness
In stock

Available nationally however we do exclude some remote and regional areas, for these areas contact your local store for delivery options. Standard delivery terms apply, calculated at checkout.

ACT, NSW & VIC: Free deliveries for online orders over $100 and under 40kg. Limited time only.

Local deliveries, DIY only, excludes trade sales. Find out more about our Delivery policy.

Collect from one of over 400 Mitre 10 or True Value Hardware stores across Australia. Check stock availability online. The store will contact you when the order is ready.

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The USG Boral Casting Plaster is a general purpose casting plaster designed and made for use in the production of plaster craft replications. Providing reproductions that are of medium hardness, it’s perfect for carving and turning work. Casting plaster is a highly popular building material ideal for a wide range of applications including traditional ceiling roses, fibre reinforced cornice sections, tiles, cast panels, statuary, giftware, models and much more. Keep in mind the density, hardness and strength of a plaster cast will be directly related to the amount of water you use for gauging. This product is supplied in economical 20kg bags for maximum convenience.

  • General purpose plaster
  • Ideal for a wide variety of modern and traditional plaster craft projects and replications
  • Medium hardness - suitable for carving and turning
  • Packaged in 20kg bags for convenience
Core Attributes

Product Details

Product Code

USG Boral

Product Dimensions
Shipped Weight (kg)

Local Deliveries

Many Mitre 10 stores offer a local delivery service. Contact your local store about what options you have for local delivery.


This Policy is provided by the Mitre 10 store participating in this website that has been selected by the customer to buy the particular product/s that are subject to this Policy (Store). The Store is not required to provide a refund or replacement if the customer changes their mind. But the customer can choose a refund or exchange if a product has a major problem. View the Full Return Policy.

What you need to know before purchasing

  • Not all stores carry stock of this product, but will order it in for you. 
  • Please allow up to 14 days for stock to arrive at your selected store.
  • Products are available while stocks last.
  • Contact your local store to check stock availability.
  • Images are for illustration purposes only.
  • Price is available to online purchases only.
  • Price when purchasing in-store may vary.

Many of our products come with a guarantee or warranty from the manufacturer. In addition, they come with guarantees that cannot be excluded under the Australian Consumer Law. You are entitled to a replacement or refund for a major failure and compensation for any further reasonably foreseeable loss or damage. You are entitled to have the goods repaired or replaced if the goods fail to be of acceptable quality and the failure does not amount to a major failure. Full details of your consumer rights may be found at