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Harbin Rainbow Technology CO.,Ltd.
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  • 21 2022-06

    Furnace ​Equipment Advantages

    Furnace Equipment Advantages......

  • 21 2022-06

    Hot Forging Vs. Cold Forging

    Hot forging and cold forging are two different metal forming processes that deliver similar results.......

  • 20 2022-06

    Safe operation steps of cold forging machine

    The cold forging machine is a mechanical equipment dedicated to the production of nuts, bolts and other fasteners. During use, it needs to work according to specific safety operation steps to avoid causing quality problems of fasteners or causing damage to mechanical equipment, etc. The following is a detailed analysis of the safe operation steps of the cold forging machine. ..

  • 20 2022-06

    Heat treatment for fasteners

    Heat treatment for fasteners....

  • 20 2022-06

    Instruction for nut tapping machine

    Nut tapping machine is a kind of mechanical processing equipment in nuts, flanges and other parts with various specifications of the inner side of the hole through or blind hole of the hole out of the internal thread, screw or tooth buckle.

  • 30 2022-05

    What is A Cold Heading Machine

    The cold heading machine is a special equipment mainly used for mass production of fasteners such as nuts and bolts.


Company address:No. 1560-2 chuangxin 2nd road, songbei district, Harbin.