Document 3NDoYDBMGqNg0w5QDZbg2NOv0

Heating Ventilating Air Conditioning Guide 1939 Table 1. Desirable Temperatures and Humidities for Industrial Processing Industry Process Temperature Decrees Fahrenheit Automobile. Assembly line. 65 Baking... Cake icing.............. :................... Cake mixing______________ __ Dough fermentation room..__ Loaf cooling....................... ........ Make-up room........................... Mixing room...... ........................ Paraffin paper wrapping......... Proof boxes...... .......................... Storage of flour......................... Storage of yeast......................... 70 75 80 70 75 to 80 75 to 80 80 80 to 90 70 to 80 28 to 40 Biological Products.... Vaccines................. Antitoxins._______ below 32 38 to 42 . Brewing. Fermentation in vat room___ Storage of grains....... ................ 44 to 50 60 Ceramic... Drying of auger machine brick. Drying of refractory shapes___ Molding room...... ......................... Storage of clay............................. 180 to 200 110 to 150 80 60 Chemical___ General storage. 60 to 80 Confectionery. Chewing gum rolling.__ Chewing gum wrapping. Chocolate covering........ Hard candy making.___ Packing.............................. Starch room................... Storage.................. ........... . 75 70 62 to 65 70 to 80 65 75 to 85 60 to 68 Distillery. General manufacture.___ Storage of grains........... .. 60 60 Drug. Storage of powders and tablets.. 70 to 80 Electrical. Insulation winding___ ____________ ____ Manufacture of cotton covered wire-- Manufacture of electrical windings.___ Storage of electrical goods....................... 104 60 to 80 60 to 80 60 to 80 Food Butter making................................................. Dairy chill room.......... ................................... Preparation of cereals................................... Preparation of macaroni............................. Ripening of meats.................................. ........ Slicing of bacon............................................... Storage of apples............................................ Storage of citrus fruit.................................... Storage of eggs in shelL.............. ;................. Storage of meats.................... ........................ Storage of sugar..... ......................................... 60 40 60 to 70 70 to 80 40 60 31 to 34 32 30 Oto 10 80 Fur......................... Drying of furs. Storage of furs. 110 28 to 40 Hronnrr Cent 40 50 65 76 to 80 60 to 70 55 to 70 55 to 70 55 80 to 95 60 60 to 75 50 30 to 45 50 to 60 60 35 35 to 50 50 45' 50 to 55 30 to 50 50 50 50 to 65 45 . 30 to 45 30 to 35 5 60 to 70 35 to 50 35 to 50 60 60 38 38 80 45 75 to 85 80 80 50 35 25 to 40 640 Chapter 33. Industrial Air Conditioning _ ,, i Desirable Temperatures and Humidities for Industrial Processing TaBLE _____________ (Concluded) INDUBTBT ---------- Incubators.--------------Laboratory------- Process General analytical and physical_________ Storage of materials_____ ___ ________ Temperature D&QREE8 Fahrenheit 99 to 102 60 to 70 60 to 70 Relative Humiditt Per Cent. 55 to 75 60 to 70 35 to 50 Leather.------------ Library-------------- Linoleum----------Matches------------ Drying of hides....................................... 1....... Book storage (seediscussion in thischapter) Printing................. :----------------------------------- Manufacturing................................................. Storage of matches........................... .............. 90 65 to 70 80 72 to 74 60 38 to 50 40 50 70 55 Paint.................... Air drying lacquers.--................................. 70 to 90 Baking lacquers................ --...................... 180 to 300 Air drying of oil paints............. .................... 60 to 90 25 to 50 25 to 50 Binding, cutting, drying, folding, gluing- 60 to 80 Paper..-,------------- Storage of paper..... . ........ ............................ 60 to 80 25 to 50 35 to 45 Photographic.... Development of film.................................. . Drying.... .......... .......................................... Printing--........................................................... Cutting............................................................... 70 to 75 75 to 80 70 72 60 50 70 65 Binding.............................................................. Folding........... -.................................................. Press room (lithographic)....................................... Storage of rollers... ...................................... 70 77 75 60 to 75 60 to 80 45 65 60 to 78 20 to 60 35 to 45 Manufacturing.------------------- --.........................Standard laboratory tests.--........................... 90 75 to 80 80 to 84 25 to 30 42 to 48 Soap________________ Drying.-------- ----------------- ---------- --....................... Textile_____ :______ Cotton-- carding......................... ..................... combing........................................... roving............................................. spinning...-..................................... weaving................................. ............ Rayon-- spinning-- ..................................... . twisting......................................................... Silk-- dressing......................................................... spinning....................................................... throwing........................... .......................... weaving........................................................ Wool-- carding........... ............................................... spinning-- ......... j...................................... weaving..................... ................................... 110 75 to 80 75 to 80 75 to 80 60 to 80 68 to 75 . 70 70 75 to 80 75 to 80 75 to 80 75 to 80 75 to 80 75 to 80 75 to 80 70 50 60 to 65 50 to 60 60 to 70 70 to 80 . 85 65 60 to 65 65 to 70 65 to 70 60 to 70 65 to 70 55 to 60 50 to 55 Cigar and cigarette making.........:...................... Tobacco_________ Softening.... ............................ .......................... Stemming or stripping-........ -................. 70 to 75 90 75 to 85 - 55 to 65 85 70