... called roto mould, rotomolding, roto-moulded, rotomold is used for hollow, large scale parts. Rotomolded parts can either be ... Roto mould process, the molds come welded to frames for insertion into ovens. We will provide cast or machined ... OEM for your Aluminum Moulds and Rotational Moulding Products. You can contact withYuoguo Zhang.--Phone:008615221389781 rotational aluminum mould for clean machine