Bronze Statues

Casting method

1. Model of baked clay
2. The lower half of the model is deposted in binder/Brussels earth.
3. The model is encased and the centre feed is produced.
4. Non-cohesive particles for loosening consisting of moulding sand and hardener. Centring points are also visible.
5. Filling the mould with silcer sand, which takes about a day to harden.
6. The moulding sand is rammed up.
7.The mould has been turned upside down, the front of the mould can now be seen. Again non-cohesive silver sand particles are added.
8. The mould is rammed up and smoothed.
9. After hardening the upper and lower mould are opened. The negative in the sand is now visible.
10.Upper and lower mould side by side,the model being on left.
11.Upper and lower mould with a fireproof coating and 6 mm wax layer. The wax layer indicates the thickness of the bronze.
12. Upper and lower mould,the core being in the lower mould. The runners and breather ducts are clearly visible.
13.Casting with high-grade bronze at 1200 degrees Celcius.
14.Having cooled down the mould is opened:the statue is born.The runners and breather ducts are clearly visible.
15.The runners and breather ducts have been ground off.The result:an accurate bronze casting of the model depicted in picture 1.After this casting is ground, polished and colour patined.
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