Document zoxQjoLnp8Vm11zvdkqYDKOJB

HEATINC VENTILATINC AIR CONDITIONING CUIDE 1941 Table. 3. Drying Time and Conditions for Representative Materials3 Material Temperature Deo F Pea Cent Relative Humidity Drying Time Apples............................................. Armatures Varnish_______.-.___ %Banana Food in. Thick.--. Barrels........................................ ..... Beans.____ ___ ______________ ___ Bedding... Blankets.. Brake Lining.......... Brick continuous.. Briquets.................... Cabbage Raw......... Candied Peel.......... Casein. Cereals................................ Ceramics before Jiring~ Chicle.. Coco-fiber mats..........................._.................................... Cocoanut....................... .......................................... .......... . Coffee................... ....................:............--............................ Conduit (Enamel)............................................... ............... Cores, Oil sand for molding.J^-l in. thick Black sand with goulic binder 3 in. thick about 0.6 of time_____ _ 8 in. thick (16 in. thick Cores, Crank case (in continuous ovens).. Cores, Radiator (in continuous ovens).. Cornstalk Board............................................... Cotton Linters....... ........................................... Enamels synthetic.______________ ...----- Finish coat on autos.............................:.. 140-180 200 140 300 140 150-190 120 325 350 to 90 1100 150 165 180 110-150 150 95-100 170-210 150-200 160-180 400 Max 300 480 480 700 525-600 275--450 150 180 225 Ice boxes all metal (white)............... Ice boxes wood inside (white).__-- Enamel not synthetic............................... Fence posts green.,.............................. Golf balls (white)........--............... -- Small parts (auto) black................... : Steel furniture......................................... License plates....................... .................. Feathers......................................................... Fil.ms, Photographic............................ Fruits and Vegetables.............................. Furs._______________ ..................................... Gelatin......................--............ ___ i.............. Glue bone, thin sheets on wire trays Glue skin............. .......... ............................... Glue size on furniture. Gut.................................................................... %Gypsum board in. thick. , Gypsum block.......................... { Start Wet Finish ' Hair felt-...................................... Hair goods................. --......... Hanks on poles............. ........... Hats felt...................................... Hides thin leather.__________ Hides heavy,.............................. 290-425 225 200 90-95 450 225-300 250 150-180 85-110 140 110 , 110 70-90 70-90 130 150 350 97C 350-190 180-200 150-190 120 140-180 90 70-90 6 Hrs 2.5 Hrs 4-6 Hrs 15 Min 18 Hrs 40 Min 12 Min 24 Hrs 108 Min 4.5 Hrs 2 Hrs 5 Hrs 70 to 20 24 Hrs 10 Hrs 4-6 Hrs 24 Hrs 2 Hrs 30 Min 2.5 Hrs 4.5 Hrs 10 Hrs 2-3 Hrs 1.5 Hrs 2 Hrs . 2 Hrs + \ Air Dry 1 Hr 3 Hrs 40-50 1 Hr 18-36 Hrs 1 Hr 30-350 Min 1.5 Hrs 20-30 Min 2-6 Hrs 6-9 Days 2 Days 4 Hrs 60 Min 8-16 Hrs 1 Hr 2 Hrs 2-4 Hrs 4-6 Days "See references at end of chapter^ 706 CHAPTER 40. DRYING SYSTEMS Table 3. Drying Time and Conditions for Representative Materials3--Con. Material Temperatube Deg F Pbb Cent Relative Humidity DanNQ Time Hops.................... -........................................ Ink printing.................................................. Japan beds.......... ...........................:............ Japan cash register................................. . 120-180 70-300 300 300-450 Japan metal shelving......--...................... 200 Knitted fabrics............................................ Leather mulling........ .................................. 140-180 78-95 Leather thick sole.................... .................. 90 Leather uppers............................................ Linoleum varnish...................................... . 80 110-145 Lithographing on tin color work.______ 250-270 Lithographing on tin Japan--................. 350 Lumber green hardwood..'........................ Lumber green soft wood................. ......... 100-180 160-220 Macaroni------------ ----------------------- --------- 90-110 Matches......................................... .............. 140-180 350 Milk and other liquid foods spray dried.......... ....... .. 135-300 Millboard sheets.----------------------------------------- ----------..-- 95 Moulds green sand C.I. flasks (one/ 8 in. thick ' 600 surface only exposed)..........................\ 13 in. thick 700 Motors, field coils-------------------------- -----------------------------Motors, stators......................................................................... Noodles............................................... ............................... -...... 180 250 90-95 Nuts................................................................. ,.......................... Oil cloth............................................................. ........................ Paint, wood wheels.................................. ............................. Paint, on sheet metal........................................................... 75-140 150 150 135-140 Paper, machine dried:.......................................................... Paper, air dried......... .................................... ........................ Paper wall, ground coat..................................................... 180 90-200 140 Paper wall, varnished____ ___________ Paper cardboard, spirit varnish......; 140-160 150 Peaches,.. Pears. Peas.... .................... .. Potatoes sliced____ 135 140 150 85 Potatoes steamed. Prunes....................... Rags........................... Ramie fiber_______ Rice. Rock wool insulation. 170 140 180 140 150 300 Rubber. 85-90 Rubber reclaimedRugs................ ........... 140-200 190 Salt____ ____________ Sand loose 1 in. deep... 350 300 Sausage casings......____ Shade cloth...................... 110 240 Shirts.... ............................. 120 Soap............................. ...... 100-125 Starch................................. 180-200 Stock feed mixed 180-220 Storage battery plates. 100-110 250. Sugar. 150-200 1.5-2 Hrs 1.5 Hrs 30 Min 85 70 10-30 4 Days 2-3 Days 6-10 Hrs 18-25 Min 3-180 Days 2-14 Days 24-48 Hrs 15 Min Instantaneous 10 Hrs 6 Hrs 13 Hrs 6 Hrs 6.5 Hrs 24 Hrs 35 8-24 Hrs 22-30 2.5 Hrs 3 Min 45 15 Min 1-2 Min 26 Hrs 24 Hrs 6 Hrs 4 Hrs 6.5 Hrs 10 Hrs 90 for Low foi 8 Hrs 6-12 Hrs . 1-2 Hrs 4-8 Hrs Rotary Drier 10-15 Min 5 Hrs ' 1-2 Hrs 20 Min 12-72 Hrs 1-4 Hrs 20-30 Min 24 Hrs 6 Hrs 20-30 Min "See references at end of chapter. 707