Insulator Fittings

SOHO's wide variety of insulator fittings for your factory or your customers's factories needs.

The couping size are in accordance with IEC61466-1-2016,IEC60120-2020,ANSI NEMA C29.2B-2013 and customized requirements.

  GOOD CONTROL IN PRODUCTION PROCESS FROM SOHO PRODUCTION LINE AS FOLLOW:    

●  Choose stable standard raw materials

●  According to the different diameter of the raw material, choose the suitable way of cutting

●  Automatic heating

●  Initial forging temperature 1200℃，Finish forging temperature 800℃

●  Pay attention to container temperature in winter for hot products

●  Guarantee the perpendicularity of the product during forging and pressing

●  Control of annealing time and temperature

●  Matters needing attention during local tempering treatment

●  Hardness test

●  Hardness test different areas of local tempering treatment products

●  Magnetic particle inspection

●  Control of machined eccentricity

●  Control the external diameter

●  Control the inner diameter to match with fiber glass rod

●  Control of surface smoothness of hot dip galvanizing

●  Control of hot dip galvanizing process to ensure no zinc cracking after pressed on the fiber rod

●  Control roughness of the inner hole from customized requirements

●  Control internal thread dimension to be suitable for standard thread rod/spindle after hot dip galvanizing

●  Inner hole through gauge test(go & no-go)

●  Testing of galvanized coating

●  Surface cleaning after machining

●  Ensure that the product is packaged in a dry manner

●  Issuing test report to user