Bone China 19 semi-finished product defects

6, with glaze ( Into the excrement) Meaning: commonly known as 'jinshi', to death. Symptoms are: bone porcelain glaze billet or bone China products have said beads into the formation of block irregular glaze. Classification of bone porcelain clay glaze, produced in the bone porcelain glaze process. Causes: touch and hand not stay flat bone porcelain body or persistent hard uneven body skew, bone porcelain glaze from one side of the body into the blank. Overcome: technique and maintain flat blank forcibly continues even, dip the make bone porcelain glaze together along with two make die along. 7 fall, bone porcelain glaze meaning: also known as bone porcelain glaze. Symptoms are: porcelain mouth edge or underglaze sufficient local because of the glaze layer falls off in yellow, classification of bone porcelain glaze, produced in grinding glazing, just slab, billet, glaze, ash and bone porcelain glair decal process. The reason: 1) Bone China mill not mouth along the ground round billet. ( 2) Bone porcelain glaze performance is poor adhesion is not strong. ( 3) Glazing, just billet, glaze, and gray when operating process such as bone porcelain glaze billet put up, the top frame technique is too heavy or too tight mutual collision and friction glaze. ( 4) Seting, billet, billet, and changed hands above when force is overweight, bone porcelain's displacement ware, collision glaze. ( 5) Careless bone porcelain glair stick a florist, will touch the wound edge and bottom of glaze layer. To overcome the way: ( 1) Adjust the bone porcelain glaze formula, appropriate participation viscous strong bone China material, increase the bone porcelain glaze adhesion force. ( 2) Billet, grinding round mouth along. ( 3) Forming the arrangement of each working procedure, shelves not too loose or too tight, in order to prevent against each other. ( 4) Hold, carry, transport, send a blank, sagger, keep vertical to avoid tilting body displacement in the box. ( 5) Bone China glair decals to carefully crafted. 8, mouth along the owe glaze ( Net along) Meaning: also called yellow. Bone porcelain mouth or mouth edge to the outer lower present linear or pale yellow, defects classification: no glaze, belonging to bone porcelain glaze deficiency; Owe glaze, belongs to thin glaze, produced in touch glaze and glaze process. The reason: 1) With bone porcelain glaze, the hand palm flat, has not been smooth, fetal bone porcelain glaze cylinder not together along the mouth along a line or TiaoKuaiZhuang no glaze or owed. ( 2) In touch glaze in the process of operation, not frequently glaze cylinders, glaze with water, the mouth along the stick to a thin glaze and water and cause the mouth along the glaze is the nets along the thin. ( 3) Cover glaze improper wipe mouth, the mouth is on the edge or margin and finger out to glaze glaze and the glaze is unable to join in. To overcome the way: ( 1) Operation, and zhang ping technique, bone porcelain blank in glaze slurry is his mouth along. ( 2) Frequently stirred glaze cylinder, make the bone porcelain glaze paste evenly, to prevent surface water slurries. ( 3) More than wipe mouth glaze glaze later, pen shoulds not be too heavy or refers to the upper edge. 9, bone porcelain glaze and local thickness ( Leeches) Meaning: also called grandma head, glaze, glaze gears, and jingle bell. Symptoms are: too thick bone porcelain glaze surface and local rendering streaked glaze, wispy bump and pap in the shape of glaze. Classified as mud glaze, produced in ingredients, ball mill and the outer glaze ( With glaze) Process. The reason: 1) With glaze billet proposed glaze is too fierce too fast, make the bone porcelain glaze glaze bead flow without water head clear glaze pens. ( 2) The electrolyte is introduced into bad liquidity excess bone porcelain glaze is too strong. Or and pulp & other; Pinch of & throughout; ( Slurries pan & other; Throughout the &; , uneven) 。 To overcome the way: ( 1) With bone porcelain glaze can't rob work diagram fast operation, to filtration glaze. ( 2) Bone porcelain glaze paste made of, can join in the bone porcelain glaze slurry instead properties of electrolyte, appropriately increased dilution agent, the back mixing slurries. - - - - - - - - - - - - - - - - - - Bone bowls to be continued. 。 。 。 。 。