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Control Line: Aerobatics

Author: F. McMillan


Edition: Model Aviation - 1999/09
Page Numbers: 142, 143

CONTROL LINE AEROBATICS will last Brodak dope finishing projects Its finally finished has fun consumes considerable time energy wanted carry experience through because really like Brodak dope highly recommend last discussed about work final finish clear dope ink dry transfers time go through adding details marvel much time put details seem blend away overall effect application clear dope what want discuss Id used clear dope build up initial substrate didnt know much use final overcoat application looking minimum application would cover trim ink etc permit sanding flat surface intent recoat clear sand ultrafine paper such 2000 grit buff experience thus far would take least two application sets thats way started made up mind mix much material could use immediately give material good test wasnt going use fisheye killer other additives So mixed pint clear equal amount thinner started airbrushed coat trim lines ink edges followed full coat clear applied touch-up gun half thinned material left after decided go second coat first full coat noticed mixture wasnt flowing would have liked added thinner about 60/40 proportion used second coat Also minor blushing 50% humidity decided wait second coat amazing characteristic material quickly dries Just sure dry waited hour shot full second coat point eight ounces material remaining second coat showed some mild blush expected first coat decided try some retarder substitute other brands stick Brodak label Since no experience proceeded slowly goal using minimum amount retarder can set up condition underlying coats softened mixed retarder spray cup eight-ounce after approximately 1/2 ounce everything flowed well no blushing surface drying did slow much covering open bays initially quite taut Once have applied coat retarder leave model alone least overnight before handle retarder has very strong odor Wear appropriate mask using products can smell paint mask its effective Make sure airplane left well-ventilated area preferably several days until retarder has gassed off waited week wanted make sure surface hard sanded usual approach sanding first clear set use 600 grit wet Sikkens M-600 Wet-sanding point old tip master finisher Les McDonald Using Sikkens M-600 tip Jim Casale via Windy Urtnowski tape started noticed 600 wet dry paper cut very quickly through color just didnt have right feel put scientifically tried finer grit 1000 although worked well slow wanted get surface leveled matte no bright low spots Naturally working bottom after pondering what tried some 400 3MTM free cut gray stuff surprise material powdered quickly produced nice flat surface might think coarse grit stage would produce scratches did 142 Model Aviation Hutchinsons models wing up close Note entire Caudron 5 dope refinish project model New color layout structure suspended Check out circular homemade belicrank airbrushed eagle refinish saved 21/2 ounces Interesting application RC design CL Gerald Clark turned Hobbico Twinstar good sport flier Has two Magnum 32s pressed finished sanding process completed entire airplane flat edges leveled expectation applying next set clear surface would smooth out lay down requiring minimal sanding produce huffed surface handling various paint types its wise research points such surface preparation number coats recoat time importance items determining material adheres itself durable will long term reading procedures manual published Randolph manufacturer Brodak paint learned 24-48 hours elapsed surface should lightly sanded 400 sandpaper good mechanical interface Using 400 paper sand first clear set pure luck part worked would stick 3MTM free-cut paper backing softer other typeswet dry especially Working combination easy can characterize 10-12 hours sanding pleasant Any time sand prepare flat surface stage can expect go through clear color dont its sure indication have too much paint Remember aiming have thinnest total coat produce lightest overall finish Brodak dope very easy touch up using airbrush Using very thin material apply enough produce uniform color thin paint used because thicker material can quickly turn touched-up area darker surrounding area must careful Just work through have sanded through went through least once surface took about hour complete final touch-up process took longer change colors did shoot Final Coat opened new paint can thinned 60% thinner/40% material wanted thin-flowed series coats final coats resolved wait good weather lucked out afternoon less 20% humidity temperature mid-70s can spray conditions didnt want use retarder wanted lay some nice flow coats As sprayed noticed paint drying almost fast applied surprising really flowing material looked good surface looked nice glossy material went crystal-clear really made colors jump out sure dry waited hour between coats applied extra material edges coat prior flowing main coats second coat final coat went same about 8-10 ounces thinned material remaining noticed couple things between coats inspected airplane anything unusual could correct before final coat saw several spots raised edges missed sanding particular canopy area several dry transfers needed some dressing Another surprise was able take 400 sandpaper flatten raised edges very quickly dope powdered after hour almost too easy final coat went again no problemsno runs canopy did alter shape sanded lines smooth Overall sanding between first set detectable Let model gas-off least 24 hourspreferably longer handle airplane during time underlying coats could softened could ink dry transfers Expect surface lay down progressing during first week will able tell odor will diminish handle model until odor gone bottom line airplane saved 2/2 ounces total finish thats excellent refinish Ive flown model anything may subtle touch better wasperhaps because its lighter project certainly worth used following quantities dope gray blocking coat 2/3 pint white base coat 2/3 pint clear base coats 3-4 pints overcoat 2 pints total 6 pints Trim colors 4-ounce bottles sufficient Brodak thinner about 1 Y2 gallons recommend purchasing small amount retarder mix products time Would anything different next project Well no question Ill using Brodak dope thing didnt pull up masking line Ill probably try silver blocking coat see its better Other wonderful experience Contact Brodak Manufacturing 100 Park Ave Carmichaels PA 15326 Tel 724 966-2726 Please send pictures want see yourself print ember 1999 143 Vrtrt~ CQ7EL~ Golden StateSigBrodakSigGolden Golden MulericanBarnstormerAkromaster01 Flite Streak OhTwister Oh State Oh State Oh 51 span47/n spanJrYak9Mustang owing following W7 thefollowing 35 Stunt oice 15BB CL els HobbyFastners Brodak Control ine sive 35 Stunt Wheels headLinesengine A Adhesive ls Sullivan Control Acme BrassVet Price Over 150w Brasshit Price Over $J95M le Tank Fuel Tank siveList Price Over sierTCI Price SI 2000 TCI Price $16495Upgrade Fox

Author: F. McMillan


Edition: Model Aviation - 1999/09
Page Numbers: 142, 143

CONTROL LINE AEROBATICS will last Brodak dope finishing projects Its finally finished has fun consumes considerable time energy wanted carry experience through because really like Brodak dope highly recommend last discussed about work final finish clear dope ink dry transfers time go through adding details marvel much time put details seem blend away overall effect application clear dope what want discuss Id used clear dope build up initial substrate didnt know much use final overcoat application looking minimum application would cover trim ink etc permit sanding flat surface intent recoat clear sand ultrafine paper such 2000 grit buff experience thus far would take least two application sets thats way started made up mind mix much material could use immediately give material good test wasnt going use fisheye killer other additives So mixed pint clear equal amount thinner started airbrushed coat trim lines ink edges followed full coat clear applied touch-up gun half thinned material left after decided go second coat first full coat noticed mixture wasnt flowing would have liked added thinner about 60/40 proportion used second coat Also minor blushing 50% humidity decided wait second coat amazing characteristic material quickly dries Just sure dry waited hour shot full second coat point eight ounces material remaining second coat showed some mild blush expected first coat decided try some retarder substitute other brands stick Brodak label Since no experience proceeded slowly goal using minimum amount retarder can set up condition underlying coats softened mixed retarder spray cup eight-ounce after approximately 1/2 ounce everything flowed well no blushing surface drying did slow much covering open bays initially quite taut Once have applied coat retarder leave model alone least overnight before handle retarder has very strong odor Wear appropriate mask using products can smell paint mask its effective Make sure airplane left well-ventilated area preferably several days until retarder has gassed off waited week wanted make sure surface hard sanded usual approach sanding first clear set use 600 grit wet Sikkens M-600 Wet-sanding point old tip master finisher Les McDonald Using Sikkens M-600 tip Jim Casale via Windy Urtnowski tape started noticed 600 wet dry paper cut very quickly through color just didnt have right feel put scientifically tried finer grit 1000 although worked well slow wanted get surface leveled matte no bright low spots Naturally working bottom after pondering what tried some 400 3MTM free cut gray stuff surprise material powdered quickly produced nice flat surface might think coarse grit stage would produce scratches did 142 Model Aviation Hutchinsons models wing up close Note entire Caudron 5 dope refinish project model New color layout structure suspended Check out circular homemade belicrank airbrushed eagle refinish saved 21/2 ounces Interesting application RC design CL Gerald Clark turned Hobbico Twinstar good sport flier Has two Magnum 32s pressed finished sanding process completed entire airplane flat edges leveled expectation applying next set clear surface would smooth out lay down requiring minimal sanding produce huffed surface handling various paint types its wise research points such surface preparation number coats recoat time importance items determining material adheres itself durable will long term reading procedures manual published Randolph manufacturer Brodak paint learned 24-48 hours elapsed surface should lightly sanded 400 sandpaper good mechanical interface Using 400 paper sand first clear set pure luck part worked would stick 3MTM free-cut paper backing softer other typeswet dry especially Working combination easy can characterize 10-12 hours sanding pleasant Any time sand prepare flat surface stage can expect go through clear color dont its sure indication have too much paint Remember aiming have thinnest total coat produce lightest overall finish Brodak dope very easy touch up using airbrush Using very thin material apply enough produce uniform color thin paint used because thicker material can quickly turn touched-up area darker surrounding area must careful Just work through have sanded through went through least once surface took about hour complete final touch-up process took longer change colors did shoot Final Coat opened new paint can thinned 60% thinner/40% material wanted thin-flowed series coats final coats resolved wait good weather lucked out afternoon less 20% humidity temperature mid-70s can spray conditions didnt want use retarder wanted lay some nice flow coats As sprayed noticed paint drying almost fast applied surprising really flowing material looked good surface looked nice glossy material went crystal-clear really made colors jump out sure dry waited hour between coats applied extra material edges coat prior flowing main coats second coat final coat went same about 8-10 ounces thinned material remaining noticed couple things between coats inspected airplane anything unusual could correct before final coat saw several spots raised edges missed sanding particular canopy area several dry transfers needed some dressing Another surprise was able take 400 sandpaper flatten raised edges very quickly dope powdered after hour almost too easy final coat went again no problemsno runs canopy did alter shape sanded lines smooth Overall sanding between first set detectable Let model gas-off least 24 hourspreferably longer handle airplane during time underlying coats could softened could ink dry transfers Expect surface lay down progressing during first week will able tell odor will diminish handle model until odor gone bottom line airplane saved 2/2 ounces total finish thats excellent refinish Ive flown model anything may subtle touch better wasperhaps because its lighter project certainly worth used following quantities dope gray blocking coat 2/3 pint white base coat 2/3 pint clear base coats 3-4 pints overcoat 2 pints total 6 pints Trim colors 4-ounce bottles sufficient Brodak thinner about 1 Y2 gallons recommend purchasing small amount retarder mix products time Would anything different next project Well no question Ill using Brodak dope thing didnt pull up masking line Ill probably try silver blocking coat see its better Other wonderful experience Contact Brodak Manufacturing 100 Park Ave Carmichaels PA 15326 Tel 724 966-2726 Please send pictures want see yourself print ember 1999 143 Vrtrt~ CQ7EL~ Golden StateSigBrodakSigGolden Golden MulericanBarnstormerAkromaster01 Flite Streak OhTwister Oh State Oh State Oh 51 span47/n spanJrYak9Mustang owing following W7 thefollowing 35 Stunt oice 15BB CL els HobbyFastners Brodak Control ine sive 35 Stunt Wheels headLinesengine A Adhesive ls Sullivan Control Acme BrassVet Price Over 150w Brasshit Price Over $J95M le Tank Fuel Tank siveList Price Over sierTCI Price SI 2000 TCI Price $16495Upgrade Fox

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