異質郵票指以非紙質材料印製的郵票.印製郵票的質料，絕大多數是各種紙張，只有很少數採用了其他材料，如金屬箔、絲綢、塑膠等.其中較有代表性的有：金屬箔郵票，是在金屬箔和薄紙的複合材料上壓印出的郵票；絲綢郵票。
1958年波蘭為紀念本國郵政事業400周年，發行了以絲綢為材質印刷的郵票小全張，面值50茲羅提；化纖郵票，1963年原民主德國發行“化學為和平和社會主義服務”郵票小全張，印製在尼龍纖維織品上，兩枚郵票面值分別為50芬尼和70芬尼；木質郵票，1983年吉布地為紀念法國航空工業50周年，首次以木材為質料印製郵票小全張，畫面為各個時期使用的飛機.以後還有其他一些國家也發行過木質薄片或樹皮質料的郵票；浮雕郵票，在較厚的紙張上印出郵票圖案後，再進模壓壓出凹凸花紋，並加附上光亮的塗料膜層，使郵票呈現出浮雕效果，1975年不丹首先發行了這種郵票；唱片郵票，外形呈小型唱片狀的郵票，由塑膠製成，郵票面值和郵政字樣印在唱片郵票的中心部位.1973年不丹發行一套7枚的唱片郵票，可在唱機上播放出不丹的國歌和民族樂曲；立體郵票，在紙基郵票的表面上再復壓上一層塑膠羅紋光柵，通過光學作用，產生視覺上的立體效果.不丹於1967年首先發行，而後一些阿拉伯國家和朝鮮等國也發行過.Refers to the non-paper materials, printing of stamps. Printing stamp material, thevastmajority of all kinds of paper, only a very few used other materials such as metal foil,silk, plastic and so on.Someof the more representative are: metal foil stamp in the metal foil and tissue paper embossed composite materials out stamps; silk stamps, in 1958 Poland to commemorate the 400th anniversary of their national postal services, issued by silk as a material to the printing souvenir sheets, face value of 50 zlotys; fiber stamps, issued in 1963, the former East Germany, "Chemistry for peace and socialism" souvenir sheet, printed on nylon fabric, the two stamps in denominations of 50 Pfennig, 70 Pfennig; Wood Quality stamps, Djibouti in 1983 to commemorate the 50th anniversary of France's aviation industry, the first time wood material printed souvenir sheet, pictures of aircraft used for various periods. There are a number of other countries after the release sheet of wood or tree had cortical materials stamps; embossed stamps, printed onthickpaper after the stamp designs, and then into the molded extrusion embossing patterns, and add bright paint film attached to stamps showing a relief effect, the first released in 1975, Bhutan of such stamps; LP stamp-like appearance was a small album of stamps, from plastic, stamp denominations and postal stamps the words printed on labels the center of .1973 Bhutan issued a set of seven-year record of stamps can be phono to play out the national anthem and national song in Bhutan; three-dimensional stamps, stamps in the paper-based re-pressed on the surface, and then a layer of plastic rib gratings, throughopticaleffects, resulting in a three-dimensional visual effect. Bhutan in 1967, the first issue, then a number of Arab countries and in countries such as North Korea has issued.
