supply of non-metallic expansion joints fabric plus bolster with fasteners for air pre-heater of ph-i and ph-ii , at , sgtps , mppgcl , birsinghpur . as per tender schedule . , non metallic expansion joint ( fabric + bolster ) with fasteners for air heater of ph-iiworking pr . 400 mmwcworking temp . :- 4000c . size:-length :- 30 meter width :- 300 mmfabric: - consisting of elastomer coated glass fabric + skived virgin ptfe foil ( 0 . 2% ) + needled glass felt + specifically treated glass fabric . bolster:- consisting of ss wire mesh + needled glass felt + glass fabric . fasteners:- ( gi ) bolt with nut & 02 nos . washerssize= m10 x 50gi grade = 4 . 6 ( 300 nos . for 30 m length ) , non metallic expansion joint ( fabric + bolster ) with fasteners for air heater of ph-iworking pr . 400 mmwcworking temp . :- 4000c . size:-length :- 26 . 2 meter width :- 300+5 mmfabric: - consisting of elastomer coated glass fabric + skived virgin ptfe foil ( 0 . 2% ) + needled glass felt + specifically treated glass fabric . bolster:- consisting of ss wire mesh + needled glass felt + glass fabric . fasteners:- ( gi ) bolt with nut & 02 nos . washerssize= m10 x 50gi grade = 4 . 6 ( 300 nos . for 30 m length )