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DRAX manufactures precision hollow block molds for automatic concrete block machines worldwide. Each mold is CNC-machined from high-manganese low carbon alloy steel and carburized heat-treated to 58-65 CRH, delivering 100,000+ cycles de production, tight dimensional tolerance, and smooth, sticking-free demolding. We supply hollow block molds from 4 to 12 pouces, y compris: – Standard Hollow Block Mold — 400×200×200 mm (8-pouce) – Medium Hollow Block Mold — 400×150×200 mm (6-pouce) – Small Hollow Block Mold — 400×100×200 mm / 390×190×190 mm (4-pouce) All molds support fully custom cavities, wall thickness, bottom-close/open and pallet layouts, and are compatible with leading block machine brands — Besser, Temps, Hesse, Zénith, QGM, and Qunfeng. As a trusted hollow block mold manufacturer in China, DRAX has shipped molds to 50+ countries across Africa, the Middle East, Asie du Sud-Est, and Latin America.