what is Progressive die

Progressive die which is composed of multiple units, each unit completes different work in sequence and completes a series of different stamping processes in one stroke of the punch. Its other name is continuous stamping die ...



aluminum tube mill High-frequency welding production

aluminum tube mill production 1. Considering the transportation cost, the proportion of internal and external ore may be adjusted for ore preparation, and the proportion of internal ore will increase. 2. In order to ensure...



tube testing machine of aluminum radiator

tube testing machine 1. machine purpose aluminum tube testing machine used for high-frequency welding cladding aluminum alloy tube pressure burst test. The aluminum tube tester is a multi-purpose type. On the basis of a se...



Diesel engine radiator

maintenance methods for the radiator of diesel generator set 1: Ensure that there is no air in the engine radiator. The engine radiator should not be in the condition of partial water discharge, because it will accelerate th...



aluminum vacuum oven parts Solution to scrap

Scrapping of thermocouple breakdown products 1. aluminum vacuum oven in brazing heating, high-temperature breakdown thermocouple tube shell, The display screen of thermocouple conduction temperature is obviously inaccurate. ...



High efficiency finned tube heat exchanger

more heat exchanger machines The heat exchange tube is composed of inner tube and fin. The inner tube and fin are made by integral binding. The outer surface of the inner tube radiates along the radial direction, and there are man...



Causes and treatment of fouling in heat exchanger

In the operation of the heat exchanger, the inner and outer walls of the tube bundle may be scaling, and the thermal resistance of the fouling layer is much larger than that of the metal tube, which leads to the rapid decline of...



high temperature vacuum brazing furnace

In high-temperature vacuum brazing furnace, the metal honeycomb carrier of an automotive three-way catalytic purifier was brazed in a vacuum. The molybdenum screen of the furnace liner was deformed and cracked in a short time...



radiator aluminum tube mill

radiator aluminum tube mill machine High frequency welded radiator aluminum tube mill is a complete set of equipment that uses strip steel as raw material to produce round steel pipe or a row of steel pipes of various styles ...



High frequency aluminum tube making machine

Aluminum tube making machine High frequency welded Aluminum tube making machine is a complete set of equipment that uses strip steel as raw material to produce round steel pipe or a row of steel pipes of various styles throug...



simulated vibration testing machine for sell

vibration testing machine characteristic the radiator vibration testing machine is driven by a motor and vibrated by a cam, Changing tooling This machine can test many products, and simulate car vibration and other machine vi...



Precautions for radiator salt spray testing

radiator salt spray testing machine Rust and grease must be completely removed from the sample substrate for test. Whether the substrate is sandblasted, polished or phosphated, be careful not to be exposed to humid air, so as...