Aluminium frame for window and door Jiangyin haida decoration materials co., ltd has five years experiences in producing aluminum frames used in aluminum windows & doors. Our products are always exported to middle east, southest asia, europe , comply with many standards as japanese jish4100.Detail information about our product as follows: Surface treatment: A) fluorocarbon (pvdf) sprayed B) powder coating C) electrophoresis D) anodized Package: plastic film with brown paper Alloy no: 6063, 6005, 6061, 6082 Available length: any length up to 12meter. Thickness : not less than 1mm.