Knowledge

To quicken the speed of aluminum alkaline etching, can in the sodium hydroxide as the base of the alkaline etching solution with sodium nitrate and sodium nitrite, plus grapes addi

Hot extrusion aluminum profile due to the particularity of its production process, in the process of hot extrusion due to die polishing quality or due to the process conditions dir

This standard is formulated in accordance with the articles of association of the company, in the service management mode, to standardize the management of molds in aluminum factor

6063 aluminum alloy is mainly used for extruding construction profiles. Its metallurgical defects include cracks, porosity, slag inclusion, loose, bright grain, feather grain, coar

1, the heat treatment quality of aluminum extrusion die directly affects the service life of the extrusion die, the die is quenched "+" multiple tempering to meet the har

The big cap made by extrusion mould is generally caused by uneven die surface resulting in unclean shear, and aluminum gradually adheres to the outside. The following are several r

The main cause of aluminum profile surface damage The surface of the ingot is attached with debris or component segregation of the ingot. Ingot surface existing number of segregati

Hot extrusion aluminum profile due to the particularity of its production process, in the process of hot extrusion due to die polishing quality or due to the process conditions dir

Narrow frame sliding door is now very hot "net red" doors and Windows products, narrow frame sliding door space vision is spacious, reduce the sense of oppression. In par

(1) The dimensional accuracy, hardness and surface roughness of the mold are tested online and offline with advanced instruments. The mold that is qualified for inspection and acce