Gabatarwa na epoxy bututu tsarin masana’antu

1. Preparation of glue. Heat the epoxy resin in a water bath to 85~90℃, add the curing agent according to the resin/curing agent (mass ratio)=100/45, stir and dissolve it, and store it in the glue tank under the condition of 80-85℃. .

2. The glass fiber is wound on the metal round core mold, the longitudinal winding angle is about 45°, and the width of the fiber yarn is 2.5mm. The fiber layer is: longitudinal winding 3.5mm thick + hoop winding 2 layers + longitudinal winding 3.5mm thick + 2 hoop windings.

3. Scrape the resin glue liquid to make the glue content in the fiber winding layer be calculated as 26%.

4. Put a heat-shrinkable plastic tube on the outer layer, blow hot air to shrink and wrap it tightly, then wrap the outer layer with a 0.2mm thick, 20mm wide glass cloth tape in a ring direction, and then send it to the curing oven for curing.

1. Curing control, firstly rise from room temperature to 95°C at a rate of 3°C/10min, keep it for 3h, then raise it to 160°C at the same heating rate, keep it for 4h, then take it out of the oven and cool it down naturally to room temperature.

6. Demold, cire gilashin zane tef a saman, da kuma yi bayan-aiki kamar yadda ake bukata.