CNC Machining Blog|PTJ Hardware, Inc.

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  • What factors affect the appearance of argon arc welding porosity?

    Aiming at the common vent problems in manual argon arc welding, based on the author's years of work experience in manual argon arc welding, the reasons for the pores in argon arc welding are analyzed, and some solutions and attention are introduced. matter. Help welders to deal with such problems encountered in actual production, and better master the manual tungsten argon arc welding technology.

    2021-10-22

  • The Application Of Intelligent Production In Lost Foam

    Our company began to study intelligent production in 2014, and many research results have been practically applied to our products. Especially in December 2020, our company signed an intelligent lost foam production line with Maanshan Haitian Heavy Industry, which will fully apply our intelligent production products in recent years to this production line.

    2021-11-13

  • How much do you know about the welding tips of galvanized steel pipes?

    Galvanized steel pipe has the dual advantages of corrosion resistance and long service life, and the price is relatively low, so its utilization rate is getting higher and higher, but some users do not pay attention when welding galvanized pipe. Caused some unnecessary troubles.

    2021-10-22

  • The Role Of Coatings In Lost Foam Casting Production Process

    A special drying room is used to increase and maintain the temperature of the drying room by burning coal, gas, electric power, geothermal, steam, etc., and special equipment is used to discharge moisture to achieve the effect of dehydration, dehumidification and drying.

    2021-11-20

  • Is The Automotive Shell After Laser Welding Really Better?

    In the automotive field, the concept of laser welding was first introduced to China by Volkswagen, and it has a history of more than ten years. In the mouth of the salesperson, it is the main reason why Volkswagen is durable. Many friends around me also choose Volkswagen because of this "safer" laser welding.

    2021-10-09

  • What are the welding methods?

    Welding is "the process of joining metals or non-metals locally by heating the material to the welding temperature, applying pressure or not, or only by applying pressure, with or without the use of filler materials," and joining means "connecting together" , So welding refers to the operation activity of realizing connection.

    2021-10-21

  • The Different Application Areas Of Stamped Shrapnel

    Hardware precision shrapnel belongs to metal stamping parts, which is a kind of machine spring parts that work on elasticity. It belongs to the category of electronic hardware materials. The hardware precision shrapnel is made of stainless steel or manganese after heat treatment

    2021-09-24

  • How to use shielding gas during laser welding?

    Laser welding is mainly for the welding of thin-walled materials and precision parts. It can realize spot welding, butt welding, stitch welding, sealed welding, etc., with high aspect ratio, small weld width, small heat-affected zone, small deformation, and fast welding speed.

    2021-10-21

  • The Cleaning Method Of Industrial Manipulator

    China is a big manufacturing country, and traditional production dividends are slowly disappearing. The replacement of manual production by machines has become an inevitable trend in social development, and industrial robots also play an important role. In order to ensure the normal performance of the robot, the user must regularly maintain and clean the manipulator. So, what are the cleaning methods of the manipulator?

    2021-08-14

  • How to cleverly solve the problem of oxidation on the back side of stainless steel pipe welding?

    When welding stainless steel pipes in petrochemical construction, the surface of the weld bead and the heat-affected zone are prone to oxidation and discoloration. In order to ensure the corrosion resistance of stainless steel, the weld is pickled and passivated after welding to form a dense layer on the surface.

    2021-10-21

  • The Selection And Design Of Manipulator Grasping Method

    In the design process of the manipulator, there are many options for grabbing methods. What kind of grabbing method to choose, in addition to structural considerations, is more about the cost of use and the convenience of maintenance. Consider, after all, a good thing needs to be considered cost-effective.

    2021-08-14

  • How to identify the welding method?

    In most people’s minds, welding is just a welder’s stabbing with a welding rod. It belongs to a very ordinary type of work, even a very hard and undecent job, but anyone who knows a little about the welding industry will do it. Know that welding is not so simple.

    2021-10-21



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