18

2021-05

Aluminum tube testing machine

Aluminum tube testing machine 1.  Aluminum tube testing machine purpose It is 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 set of pressure t...

30

2020-11

Diesel engine radiator

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

25

2020-11

Aluminum brazing process using continuous brazing furnace

Surface preparation of workpiece   In order to ensure the formation of uniform and high-quality brazed joint, the oil and oxide on the surface of the workpiece must be removed before welding; in order to improve the solderability of some ...

23

2020-11

Aluminum brazing process

Aluminum welding method:   Almost all kinds of welding methods can be used to weld aluminum and aluminum alloy, but the adaptability of aluminum and aluminum alloy to various welding methods is different, and each welding method has its o...

17

2020-11

Solution to scrap of vacuum brazing furnace parts

vacuum brazing furnace Scrapping of thermocouple breakdown products 1. Phenomenon and reason: in brazing heating, high temperature breakdown thermocouple tube shell. The display screen of thermocouple conduction temperature is obviously inaccu...

16

2020-11

High efficiency finned tube heat exchanger

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 many fins evenly distributed. Each fin extends al...

14

2020-11

Causes and treatment of fouling in heat exchanger

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

13

2020-11

Reason and treatment of red copper oxidation

Reason and treatment of red copper oxidation   Red copper oxidation causes and red copper anti oxidation treatment? The blackening of red copper is the performance of copper oxidation. There are many reasons for copper oxidation. In order...

11

2020-11

Cause analysis of molybdenum screen cracking in high temperature vacuum brazing furnace

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

10

2020-11

Positioning fixture for aluminum brazing

During brazing, the components connected by the brazed parts must be fixed in the position for assembly. During the whole brazing process, the relative position should be fixed to ensure that the welding gap meets the design requirements and the g...

10

2020-11

radiator aluminum tube mill

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

08

2020-11

High frequency aluminum radiator tube welding making machine

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