A set of four Electrolux induction hobs.

IPE6450KF
https://www.electrolux.ru/kitchen/cooking/hobs/induction-hob/ipe6450kf/ 

IPE6453KF
https://www.electrolux.ru/kitchen/cooking/hobs/induction-hob/ipe6453kf/ 

IPE6453WF
https://www.electrolux.ru/kitchen/cooking/hobs/induction-hob/ipe6453wf/ 

IPE6455KF
https://www.electrolux.ru/kitchen/cooking/hobs/induction-hob/ipe6455kf/ 
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Who works in the V-Ray version is lower than 3.1. Be careful, in the materials in the BRDF section there is a Microfaset GTR (GGX), if your version is older than 3.1, then the BRDF field will be empty. Choose Blinn, Phong or Ward - which is preferable to you.

For Corona render, it is recommended to install a version not lower than 1.5, since the glossiness of materials is adjusted to fit PBR