上彩以下以贴花和手绘,分别介绍釉上彩和釉下彩的工艺流程:第一种;Decaled Dinnerware灰板纸
1.Milling 练泥Various raw materials including feldspar, silica, clay and pottery stone are mixed and fine-milled in the ball mill.2.Filter press & Vacuum extrusion 摞泥The clay body is made by filter-pressing the slip. The pressed body de-aired and extruded to the required size through the pug mill.加热膜
3.Green Making 制坯Using appropriated roller head and plaster mould, green body is formed. For the irregular s hapes such as teapots and figurines, slip casting is used. In casting, liquid clay (slip) is poured into plaster moulds and the green shape forms on the mould as the water is absorbed through the plaster mould.
4.Finishing 修坯
The rough edges and foot of the green ware are cleaned with wet sponge by automatic edge-cleaning machine or by skilled hand
5.Glazing 上釉
To seal the surface of the biscuit body and to give the product its glossy finish, glaze is applied using automatic glaze spraying line.
6.Glost firing 烧釉
Carefully loading the glazed ware onto a kiln car, the glazed ware is fired at 1280∑ C. At t
he temperature, the glaze powder melts and turns into a transparent glass layer covering the biscuit body. The glost-fired ware is inspected and ready for the decoration.7.Lithography 贴花The printed decal is transferred onto the glost ware and dried.8.Decoration firing 二次烧结The decal and the ware are fired at appropriated temperatures and the printed patterns permanently fuse onto the glaze layer to give permanent durable decoration.9.Inspeciton & Packaging 修整 成箱Experienced eyes in the inspection area checks for possible faults in the ware and the finished ware is packaged as necessary第二种:Handpainted Dinnerware液压
滑环 <1.Milling 练泥
Various raw materials including feldspar, silica, clay and pottery stone are mixed and fine-milled in the ball mill.
交换机面板
2.Filter press & Vacuum extrusion 摞泥
The clay body is made by filter-pressing the slip. The pressed body de-aired and extruded to the required size through the pug mill.
3.Green Making 制坯
Using appropriated roller head and plaster mould, green body is formed. For the irregular shapes such as teapots and figurines, slip casting is used. In casting, liquid clay (slip) is poured into plaster moulds and the green shape forms on the mould as the water is absorbed through the plaster mould.
4.Finishing 修坯
The rough edges and foot of the green ware are cleaned with wet sponge by automatic edge-cleaning machine or by skilled hand
5.Handpainting 手绘
The picture is drawn or painted by hands,then dried.
6.Glazing 上釉
To seal the surface of the biscuit body and to give the product its glossy finish, glaze is applied using automatic glaze spraying line.
7.Glost firing 烧釉
Carefully loading the glazed ware onto a kiln car, the glazed ware is fired once again at 1280∑ C. At the temperature, the glaze powder melts and turns into a transparent glass layer covering the biscuit body. The glost-fired ware is inspected and ready for the decora
tion.
8.Inspeciton & Packaging 修整 成箱
Experienced eyes in the inspection area checks for possible faults in the ware and the finished ware is packaged as necessary