Fig. 4. Residual bending strength of squeezed cores (100; 200 kN)
after thermal treatment (mixture of alkaline salts with 1 ÷ 3
additives)
Fig. 4. Residual bending strength of squeezed cores (100; 200 kN)
after thermal treatment (mixture of alkaline salts with 1 ÷ 3
additives)