Paper machines functioning above 2500 ft/min use a special, high press

1.	Paper machines functioning above 2500 ft/min use a special, high pressure heatbox called as _________
A.	Hydraulic heatbox
B.	Mechanical heatbox
C.	Chemical heatbox
D.	Secondary heatbox
Answer» B. Mechanical heatbox

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With _________ formation, the upper lip comes out beyond the apron and the jet’s directed toward the wire, which may cause poor formation, poor retention, and wire mark.
The eq., F = h sin (jS), for the forming force shows that the force will _________ with the speed unless the approach angle can be reduced then the sheet is “welded” to the wire.
The energy of the jet’s utilized to displace the air with the return fabric into the _________
The slice height’s variable across the width of the _________ to confirm uniformity of the paper across the width of the paper machine.
A _________ could be utilized part of the way down the table to give a top coat of best quality fiber relative to the rest of the sheet.
An even pressure around the heatbox’s maintained by controlling the rate of recirculation.
THE_EQ.,_F_=_H_SIN_(JS),_FOR_THE_FORMING_FORCE_SHOWS_THAT_THE_FORCE_WILL___________WITH_THE_SPEED_UNLESS_THE_APPROACH_ANGLE_CAN_BE_REDUCED_THEN_THE_SHEET_IS_‚ÄÖ√Ñ√∂‚ÀÖ√Ë‚ÀÖ‚À´WELDED‚ÄÖ√Ñ√∂‚ÀÖ√Ë‚ÀÖŒÄ_TO_THE_WIRE.?$#
With___________formation,_the_upper_lip_comes_out_beyond_the_apron_and_the_jet‚Äö√Ñ√∂‚àö√ë‚àö¬•s_directed_toward_the_wire,_which_may_cause_poor_formation,_poor_retention,_and_wire_mark.$#
The energy of the jet‚Äö√Ñ√∂‚àö√ë‚àö¬•s utilized to displace the air with the return fabric into the ________?#
The slice height‚Äö√Ñ√∂‚àö√ë‚àö¬•s variable across the width of the _________ to confirm uniformity of the paper across the width of the paper machine.$

Paper machines functioning above 2500 ft/min use a special, high pressure heatbox called as _________

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