adjusted. Nozzle should be proper manufactured VI Nozzel base of wet pasted nozzle Over Nozzle should be proper damage pasted nozzle . dry Unbalanced nozzle fixer pressure . Nozzle should be properly pasted(1~2 coated). Excess use of wiping swap solution Nozzle out problem Nozzle fixer pressure Rework /re pasted nozzle should be balanced. Excessive powder inside the Proper use of wiping nozzle base swap. Nozzle out problem controlled by proper maintenance work. Avoid to use poor edges nozzle Nozzle fixing area should be proper clean VII Foreign Matrial If foreign particles like dust ,stone, More care full during hard compound, iron piece are in green tube extrusion. green tube then this fault occur. Refining mesh should be irregularity of changing in refining change after 10 ~ 15 mesh minutes VIII. Joint Gap variation in green tube both Width should be same edges. both end Splicer dies up down/improper Splicer dies should be set dies setting properly If operator not set green tube into Operator should fully splicer dies then this fault occur trained. Less die hardness & low butting Die hardness should be pressure within standard range (72 ~ 74) Unequal buffing of dies Butting should be normal Dies damaged at corner area Die should be OK at corner area
adjusted. Nozzle should be proper manufactured VI Nozzel base damage of wet pasted nozzle Over pasted nozzle . Unbalanced nozzle fixer pressure . Excess use of wiping swap solution Nozzle out problem Rework /re pasted nozzle Excessive powder inside the nozzle base Nozzle should be proper dry Nozzle should be properly pasted(1~2 coated). Nozzle fixer pressure should be balanced. Proper use of wiping swap. Nozzle out problem controlled by proper maintenance work. Avoid to use poor edges nozzle Nozzle fixing area should be proper clean VII Foreign Matrial If foreign particles like dust ,stone, hard compound, iron piece are in green tube then this fault occur. irregularity of changing in refining mesh More care full during green tube extrusion. Refining mesh should be change after 10 ~ 15 minutes VIII. Joint Gap variation in green tube both edges. Splicer dies up down/improper dies setting If operator not set green tube into splicer dies then this fault occur Less die hardness & low butting pressure Unequal buffing of dies Dies damaged at corner area Width should be same both end Splicer dies should be set properly Operator should fully trained. Die hardness should be within standard range (72 ~ 74) Butting should be normal Die should be OK at corner area
orientation-report-syed-mohsan-raza.docx