A composite material comprising a first component directly bonded to a second component, wherein: - the first component is a cured fluoroelastomer component, obtained from curing a first component precursor composition [composition] comprising: - at least one fluororubber precursor selected from the group consisting of: (i) a blend of: at least one vinylidene fluoride based fluoroelastomer comprising recurring units derived from vinylidene fluoride and from at least one additional (per)fluorinated monomer different from VDF [fluoroelastomer]; and at least one chlorotrifluoroethylene-containing polymer additive [additive] different from fluoroelastomer; (ii) at least one Cl-modified vinylidene fluoride based fuoroelastomer comprising recurring units derived from VDF, recurring units derived from chlorotrifluoroethylene, and at least one additional (per)fluorinated monomer different from VDF and CTFE [fluoroelastomer (A')]; and (iii) mixtures thereof; wherein the said fluororubber precursor has an overall content of chlorine ranging from 0.2 to 5.0% wt, based on the total weight of fluororubber precursor; - at least one polyhydroxylated compound [compound]; - at least one accelerant [accelerant] selected from the group consisting of organic P, As, Se or S-onium compound, amino-phosphonium derivatives, phosphoranes, and diphosphine-iminium compounds; and - the second component is a component molded from a second component precursor composition [composition] comprising at least one polyamide resin in an amount of at least 50 % wt, based on the total weight of composition. - the first component is a cured fluoroelastomer component, obtained from curing a first component precursor composition [composition] comprising: - at least one fluororubber precursor selected from the group consisting of: (i) a blend of: at least one vinylidene fluoride based fluoroelastomer comprising recurring units derived from vinylidene fluoride and from at least one additional (per)fluorinated monomer different from VDF [fluoroelastomer]; and at least one chlorotrifluoroethylene-containing polymer additive [additive] different from fluoroelastomer; (ii) at least one Cl-modified vinylidene fluoride based fuoroelastomer comprising recurring units derived from VDF, recurring units derived from chlorotrifluoroethylene, and at least one additional (per)fluorinated monomer different from VDF and CTFE [fluoroelastomer (A')]; and (iii) mixtures thereof; wherein the said fluororubber precursor has an overall content of chlorine ranging from 0.2 to 5.0% wt, based on the total weight of fluororubber precursor; (i) a blend of: at least one vinylidene fluoride based fluoroelastomer comprising recurring units derived from vinylidene fluoride and from at least one additional (per)fluorinated monomer different from VDF [fluoroelastomer]; and at least one chlorotrifluoroethylene-containing polymer additive [additive] different from fluoroelastomer; at least one vinylidene fluoride based fluoroelastomer comprising recurring units derived from vinylidene fluoride and from at least one additional (per)fluorinated monomer different from VDF [fluoroelastomer]; and at least one chlorotrifluoroethylene-containing polymer additive [additive] different from fluoroelastomer; (ii) at least one Cl-modified vinylidene fluoride based fuoroelastomer comprising recurring units derived from VDF, recurring units derived from chlorotrifluoroethylene, and at least one additional (per)fluorinated monomer different from VDF and CTFE [fluoroelastomer (A')]; and (iii) mixtures thereof; - at least one polyhydroxylated compound [compound]; - at least one accelerant [accelerant] selected from the group consisting of organic P, As, Se or S-onium compound, amino-phosphonium derivatives, phosphoranes, and diphosphine-iminium compounds; - the second component is a component molded from a second component precursor composition [composition] comprising at least one polyamide resin in an amount of at least 50 % wt, based on the total weight of composition.