There are several grades of domestic S 136. The specific price depends on the material requirements of your mold. The price of conventional S 136 polishing is 20-35 kg, the price of electroslag polishing 10000- 15000 is 35-45 kg, and S 136 is the top match.
Choosing mold materials can't just spend time on price! You should choose the most suitable mold material at a reasonable price according to your own requirements for mold!