FOR THE LAST TEN YEARS models Ive designed built have scalelike theme canopy detailed cockpit being prominent focal point exact size shape canopies Ive required have seldom actually never available commercially Ive make own What follows summary experience making canopies using several different methods final leading edge way has evolved late Harold Price showed method making male canopy plug plaster canopy superb Defiant made way plaster still suitable material poses some tough problems water content plaster heat usually used forming process 1980s Bob Gialdini helped make neat canopy Nobler building carved balsa plug finished several coats auto primer Bob pulled heated sheets clear plastic over plug sent few spare canopies plug wasnt heatproof however heat ruined smooth finish few pulls lesson learned some classic techniques materials can used make canopies really suited two moldings before male plug has refinished wanted canopy Spitfire 1995 remembered heat caused problem auto primer finish plug time used epoxy finish over wooden plug wasnt whole lot better also tried thin cyanoacrylate CyA seal wood still life span few pulls plug surface needed redone have special canopy requirements modeler would share am absolute fanatic perfection competition models its unusual discard several canopies during building finishing stages also sell some specialty precision CL Stunt products make canopies scalelike models sale items need able make perfect replicas over over again no commercially-available scale canopy available 1996 Seafire once again needed make own models canopy wanted simulate bulletproof glass front metal frame outlines around also wanted molded out thick enough material could make opening/sliding canopy tried wooden plug /M plywood frame detailing results disappointing wasnt possible get sharp enough detail plywood knew still hadnt found way get smooth finish plug would durable enough allow used make dozens identical canopies detail problem solved using thin wire solder instead 1/sn plywood used /32 diameter Stay-Brite silver solder little tougher normal lead-type solder form roll cage canopy edges wasnt hard bend solder follow canopy surface contours take necessary bends thin CyA securely holding solder plug made way finished thin CyA toughness several coats auto primer cleanly detailed plug Ive ever made Creating male plug requires some skill carving hurdle often deters modeler opinion best material use balsa knife blades sandpaper use must sharp Most modelers dont relate sharpness sandpaper grit sandpaper like knife blade can get dull its dull its worth using youre carving plug scale canopy youll probably want make centerline template profile plus cross-section templates several locations usually shown scale plan 3-view youre carving nonscale project can artistic go shape looks good either application its important plug symmetrical cross-section templates big help pin pattern template tool can handy too dont discount own ability tell youre attaining symmetry time time run fingers hand over plugyoull amazed can tell half different size shape takes some practice first carving attempt may perfect youll improve youve done much carving sanding can seal toughen plug surface CyA thin coats dope sanding finer finer paper until no mountains valleys surface spray several coats auto primer sanding between coats until have smooth uniform surface though now smooth well-detailed male plug Id ever made still problem make durable very close friend Dave Midgley professional Carved balsa male plug finished cyanoacrylate auto molding business expert primer adequate limited usemodeler advised September 1997 59 U Windy Urtnowski way go use band-carved plug cast female mold cast another male plug mold hard casting resin extra steps seemed good tradeoff against having refinish wooden plug constantly building Spitfire learned advantages making female molds fiberglass cowlings spinners Dow Coming HS III RTV material isnt cheapabout $30 enough make mold Stunt canopybut sure saves headaches produces mold gives perfect detail yet needs no release agents made simple balsa box just big enough let canopy plug covered RTV least ~ inch around held bottom piece box duct tape make easy remove male plug attached bottom piece riser sure mold would capture detail canopys bottom edge air bubbles RTV would rise top-away plug RTV poured cast female mold After 48-hour cure removed tape holding bottom molding box perfect female mold ready accept casting resin final male plug eye durability Dave cast final male plug Pro-Cast 20 commercial casting material needed drill vent holes some areas maximize detailing especially deep bulletproof glass area front remember needed canopy material extra thick canopy could cut two sliding configuration Dave used vacuum-form machine shop draw final canopies beautiful perfect its companions way need custom canopy next project cant find molding source area might want contact Dave address end article does make molds will mold plug general plug would need perfectly finished can make because RTV female mold will perfect plug can provide Dave RTV mold better yet final castresin plug cost would substantially less Write call Dave discuss particular needs isnt cheap way obtain custom canopy final product may well worth final canopies Seafire its sister ship Spitfire made leading edge way results can 60 Model Aviation 4Scalelike canopy Stunt model slides open reveal intrIcate cockpit details hand-painted pilot figure Female mold cast Dow Corning HS Ill RTV Box made sheet balsa sides reinforced duct tape Cast-resin plug best multiple copies Pro-Cast 20 commercial casting material used seen photos Spitfire fixed canopy won Concours appearance judging 1996 Nats slid open Seafire canopy reveals detailed cockpit interior custom pilot figure detailed master modeler George Ehnot ways mold custom clear plastic canopy described far best Ive ever tried hope information helpful future project use technology hope youll send photo two efforts made videotape entire Seafire canopymaking process including some footage provided Dave Midgley tape shows everythingincluding 1 needed completely redo mold point Its available $15 plus $3 shipping handling y Urtnowski 93 Elliott Place RutherfordNJO7O7O Sources Molding rubber Florida Glue Products 4015 Georgia Ave West Palm Beach FL 33405 407 833-1863 800 771-1863 Canopy material Sig Manufacturing 401-7 S Front Street Montezuma IA 50171-9900 515 623-5154 800 247-5008 Orders Dave Midgley Vacuum Forming Service Welch Fluorocarbon ATIN Dave Midgley 113 Crosby Road Unit 10 Dover NH 03820 603 742-7070 Engine Choice World Champions Nelson Engines World Pylon Racing Champions Worlds Finest & Fastest Racing Engines have trophies prove Versions Sport & Competition Available Sizes 15 50 Only Way Win Ultra Thrust Mutfiers Serious Horsepower Upgrade Sport Engines 500 RPM Increase Over Stock Muffler available 60 size ls fit OS 32 Webra 32 ST G 34 05 40/46 SF 05 46 FX ASP 45 Magnum XL 40/46/53 Thunder Tiger Pro 40/45 ST GS 40/45/51 Webra 40/50 MVVS 40 Rossi 40/45/53 lete Engine/Muffler Combos Available Application ne Included Worlds Champion MC andSpeed Wheels ABC Piston/Cylinder SetsFor Sport Racing Free-Flight True Chrome Plating ovedElectrics 4 Diameter Porting ng Options s FitReplaceable 0-Ring Tire 1 Most VS OS Engines 45 tooz per Pair l Axles Available 108 ApplicationCan dyed choice color Pylon Racing Parts & Accessories uper Tiger YS Repair Service Send $300 tot 1997 Catalog Dealer Inquiries Welcome PERFORMANCE SPECIALTIES P 0 Box 3146 nerville NV 89410 e 702-265-7523 702-265-7522 Ultra Mounts Backplate Mounting System Barstock Aluminum Replaces Stock roublesome Gaskets Available ST 40/45/51 Rossi 40/45 Webra 40/50 05 40/46 SF VS 45 Thunder Tiger Pro 40/46/53 Magnum XL 40/46/53 Ultra Oil Preservative After-Run Oil Model Engines Fully Compatible OS/YS Pump Systems s Prevenf Rusf & Corrosion Others Have Failed lable 3 Convenient Sizes 8 oz Quart Gallon September 1997 61 b-mSj K&B Aero & Marine Engines Rebullt Repaired Updated K&B can make engine like new again need send us K&B engine will repaired original parts Labor charge $7 50 $1250 5204533579 2100 College Drive Lake Havasu City AZ 86403 boTh Same oneS may rai seSiceabie due io age coaadiiim please ccii befom seadirg un engine
Edition: Model Aviation - 1997/09
Page Numbers: 59, 60, 61
Edition: Model Aviation - 1997/09
Page Numbers: 59, 60, 61
FOR THE LAST TEN YEARS models Ive designed built have scalelike theme canopy detailed cockpit being prominent focal point exact size shape canopies Ive required have seldom actually never available commercially Ive make own What follows summary experience making canopies using several different methods final leading edge way has evolved late Harold Price showed method making male canopy plug plaster canopy superb Defiant made way plaster still suitable material poses some tough problems water content plaster heat usually used forming process 1980s Bob Gialdini helped make neat canopy Nobler building carved balsa plug finished several coats auto primer Bob pulled heated sheets clear plastic over plug sent few spare canopies plug wasnt heatproof however heat ruined smooth finish few pulls lesson learned some classic techniques materials can used make canopies really suited two moldings before male plug has refinished wanted canopy Spitfire 1995 remembered heat caused problem auto primer finish plug time used epoxy finish over wooden plug wasnt whole lot better also tried thin cyanoacrylate CyA seal wood still life span few pulls plug surface needed redone have special canopy requirements modeler would share am absolute fanatic perfection competition models its unusual discard several canopies during building finishing stages also sell some specialty precision CL Stunt products make canopies scalelike models sale items need able make perfect replicas over over again no commercially-available scale canopy available 1996 Seafire once again needed make own models canopy wanted simulate bulletproof glass front metal frame outlines around also wanted molded out thick enough material could make opening/sliding canopy tried wooden plug /M plywood frame detailing results disappointing wasnt possible get sharp enough detail plywood knew still hadnt found way get smooth finish plug would durable enough allow used make dozens identical canopies detail problem solved using thin wire solder instead 1/sn plywood used /32 diameter Stay-Brite silver solder little tougher normal lead-type solder form roll cage canopy edges wasnt hard bend solder follow canopy surface contours take necessary bends thin CyA securely holding solder plug made way finished thin CyA toughness several coats auto primer cleanly detailed plug Ive ever made Creating male plug requires some skill carving hurdle often deters modeler opinion best material use balsa knife blades sandpaper use must sharp Most modelers dont relate sharpness sandpaper grit sandpaper like knife blade can get dull its dull its worth using youre carving plug scale canopy youll probably want make centerline template profile plus cross-section templates several locations usually shown scale plan 3-view youre carving nonscale project can artistic go shape looks good either application its important plug symmetrical cross-section templates big help pin pattern template tool can handy too dont discount own ability tell youre attaining symmetry time time run fingers hand over plugyoull amazed can tell half different size shape takes some practice first carving attempt may perfect youll improve youve done much carving sanding can seal toughen plug surface CyA thin coats dope sanding finer finer paper until no mountains valleys surface spray several coats auto primer sanding between coats until have smooth uniform surface though now smooth well-detailed male plug Id ever made still problem make durable very close friend Dave Midgley professional Carved balsa male plug finished cyanoacrylate auto molding business expert primer adequate limited usemodeler advised September 1997 59 U Windy Urtnowski way go use band-carved plug cast female mold cast another male plug mold hard casting resin extra steps seemed good tradeoff against having refinish wooden plug constantly building Spitfire learned advantages making female molds fiberglass cowlings spinners Dow Coming HS III RTV material isnt cheapabout $30 enough make mold Stunt canopybut sure saves headaches produces mold gives perfect detail yet needs no release agents made simple balsa box just big enough let canopy plug covered RTV least ~ inch around held bottom piece box duct tape make easy remove male plug attached bottom piece riser sure mold would capture detail canopys bottom edge air bubbles RTV would rise top-away plug RTV poured cast female mold After 48-hour cure removed tape holding bottom molding box perfect female mold ready accept casting resin final male plug eye durability Dave cast final male plug Pro-Cast 20 commercial casting material needed drill vent holes some areas maximize detailing especially deep bulletproof glass area front remember needed canopy material extra thick canopy could cut two sliding configuration Dave used vacuum-form machine shop draw final canopies beautiful perfect its companions way need custom canopy next project cant find molding source area might want contact Dave address end article does make molds will mold plug general plug would need perfectly finished can make because RTV female mold will perfect plug can provide Dave RTV mold better yet final castresin plug cost would substantially less Write call Dave discuss particular needs isnt cheap way obtain custom canopy final product may well worth final canopies Seafire its sister ship Spitfire made leading edge way results can 60 Model Aviation 4Scalelike canopy Stunt model slides open reveal intrIcate cockpit details hand-painted pilot figure Female mold cast Dow Corning HS Ill RTV Box made sheet balsa sides reinforced duct tape Cast-resin plug best multiple copies Pro-Cast 20 commercial casting material used seen photos Spitfire fixed canopy won Concours appearance judging 1996 Nats slid open Seafire canopy reveals detailed cockpit interior custom pilot figure detailed master modeler George Ehnot ways mold custom clear plastic canopy described far best Ive ever tried hope information helpful future project use technology hope youll send photo two efforts made videotape entire Seafire canopymaking process including some footage provided Dave Midgley tape shows everythingincluding 1 needed completely redo mold point Its available $15 plus $3 shipping handling y Urtnowski 93 Elliott Place RutherfordNJO7O7O Sources Molding rubber Florida Glue Products 4015 Georgia Ave West Palm Beach FL 33405 407 833-1863 800 771-1863 Canopy material Sig Manufacturing 401-7 S Front Street Montezuma IA 50171-9900 515 623-5154 800 247-5008 Orders Dave Midgley Vacuum Forming Service Welch Fluorocarbon ATIN Dave Midgley 113 Crosby Road Unit 10 Dover NH 03820 603 742-7070 Engine Choice World Champions Nelson Engines World Pylon Racing Champions Worlds Finest & Fastest Racing Engines have trophies prove Versions Sport & Competition Available Sizes 15 50 Only Way Win Ultra Thrust Mutfiers Serious Horsepower Upgrade Sport Engines 500 RPM Increase Over Stock Muffler available 60 size ls fit OS 32 Webra 32 ST G 34 05 40/46 SF 05 46 FX ASP 45 Magnum XL 40/46/53 Thunder Tiger Pro 40/45 ST GS 40/45/51 Webra 40/50 MVVS 40 Rossi 40/45/53 lete Engine/Muffler Combos Available Application ne Included Worlds Champion MC andSpeed Wheels ABC Piston/Cylinder SetsFor Sport Racing Free-Flight True Chrome Plating ovedElectrics 4 Diameter Porting ng Options s FitReplaceable 0-Ring Tire 1 Most VS OS Engines 45 tooz per Pair l Axles Available 108 ApplicationCan dyed choice color Pylon Racing Parts & Accessories uper Tiger YS Repair Service Send $300 tot 1997 Catalog Dealer Inquiries Welcome PERFORMANCE SPECIALTIES P 0 Box 3146 nerville NV 89410 e 702-265-7523 702-265-7522 Ultra Mounts Backplate Mounting System Barstock Aluminum Replaces Stock roublesome Gaskets Available ST 40/45/51 Rossi 40/45 Webra 40/50 05 40/46 SF VS 45 Thunder Tiger Pro 40/46/53 Magnum XL 40/46/53 Ultra Oil Preservative After-Run Oil Model Engines Fully Compatible OS/YS Pump Systems s Prevenf Rusf & Corrosion Others Have Failed lable 3 Convenient Sizes 8 oz Quart Gallon September 1997 61 b-mSj K&B Aero & Marine Engines Rebullt Repaired Updated K&B can make engine like new again need send us K&B engine will repaired original parts Labor charge $7 50 $1250 5204533579 2100 College Drive Lake Havasu City AZ 86403 boTh Same oneS may rai seSiceabie due io age coaadiiim please ccii befom seadirg un engine
Edition: Model Aviation - 1997/09
Page Numbers: 59, 60, 61
FOR THE LAST TEN YEARS models Ive designed built have scalelike theme canopy detailed cockpit being prominent focal point exact size shape canopies Ive required have seldom actually never available commercially Ive make own What follows summary experience making canopies using several different methods final leading edge way has evolved late Harold Price showed method making male canopy plug plaster canopy superb Defiant made way plaster still suitable material poses some tough problems water content plaster heat usually used forming process 1980s Bob Gialdini helped make neat canopy Nobler building carved balsa plug finished several coats auto primer Bob pulled heated sheets clear plastic over plug sent few spare canopies plug wasnt heatproof however heat ruined smooth finish few pulls lesson learned some classic techniques materials can used make canopies really suited two moldings before male plug has refinished wanted canopy Spitfire 1995 remembered heat caused problem auto primer finish plug time used epoxy finish over wooden plug wasnt whole lot better also tried thin cyanoacrylate CyA seal wood still life span few pulls plug surface needed redone have special canopy requirements modeler would share am absolute fanatic perfection competition models its unusual discard several canopies during building finishing stages also sell some specialty precision CL Stunt products make canopies scalelike models sale items need able make perfect replicas over over again no commercially-available scale canopy available 1996 Seafire once again needed make own models canopy wanted simulate bulletproof glass front metal frame outlines around also wanted molded out thick enough material could make opening/sliding canopy tried wooden plug /M plywood frame detailing results disappointing wasnt possible get sharp enough detail plywood knew still hadnt found way get smooth finish plug would durable enough allow used make dozens identical canopies detail problem solved using thin wire solder instead 1/sn plywood used /32 diameter Stay-Brite silver solder little tougher normal lead-type solder form roll cage canopy edges wasnt hard bend solder follow canopy surface contours take necessary bends thin CyA securely holding solder plug made way finished thin CyA toughness several coats auto primer cleanly detailed plug Ive ever made Creating male plug requires some skill carving hurdle often deters modeler opinion best material use balsa knife blades sandpaper use must sharp Most modelers dont relate sharpness sandpaper grit sandpaper like knife blade can get dull its dull its worth using youre carving plug scale canopy youll probably want make centerline template profile plus cross-section templates several locations usually shown scale plan 3-view youre carving nonscale project can artistic go shape looks good either application its important plug symmetrical cross-section templates big help pin pattern template tool can handy too dont discount own ability tell youre attaining symmetry time time run fingers hand over plugyoull amazed can tell half different size shape takes some practice first carving attempt may perfect youll improve youve done much carving sanding can seal toughen plug surface CyA thin coats dope sanding finer finer paper until no mountains valleys surface spray several coats auto primer sanding between coats until have smooth uniform surface though now smooth well-detailed male plug Id ever made still problem make durable very close friend Dave Midgley professional Carved balsa male plug finished cyanoacrylate auto molding business expert primer adequate limited usemodeler advised September 1997 59 U Windy Urtnowski way go use band-carved plug cast female mold cast another male plug mold hard casting resin extra steps seemed good tradeoff against having refinish wooden plug constantly building Spitfire learned advantages making female molds fiberglass cowlings spinners Dow Coming HS III RTV material isnt cheapabout $30 enough make mold Stunt canopybut sure saves headaches produces mold gives perfect detail yet needs no release agents made simple balsa box just big enough let canopy plug covered RTV least ~ inch around held bottom piece box duct tape make easy remove male plug attached bottom piece riser sure mold would capture detail canopys bottom edge air bubbles RTV would rise top-away plug RTV poured cast female mold After 48-hour cure removed tape holding bottom molding box perfect female mold ready accept casting resin final male plug eye durability Dave cast final male plug Pro-Cast 20 commercial casting material needed drill vent holes some areas maximize detailing especially deep bulletproof glass area front remember needed canopy material extra thick canopy could cut two sliding configuration Dave used vacuum-form machine shop draw final canopies beautiful perfect its companions way need custom canopy next project cant find molding source area might want contact Dave address end article does make molds will mold plug general plug would need perfectly finished can make because RTV female mold will perfect plug can provide Dave RTV mold better yet final castresin plug cost would substantially less Write call Dave discuss particular needs isnt cheap way obtain custom canopy final product may well worth final canopies Seafire its sister ship Spitfire made leading edge way results can 60 Model Aviation 4Scalelike canopy Stunt model slides open reveal intrIcate cockpit details hand-painted pilot figure Female mold cast Dow Corning HS Ill RTV Box made sheet balsa sides reinforced duct tape Cast-resin plug best multiple copies Pro-Cast 20 commercial casting material used seen photos Spitfire fixed canopy won Concours appearance judging 1996 Nats slid open Seafire canopy reveals detailed cockpit interior custom pilot figure detailed master modeler George Ehnot ways mold custom clear plastic canopy described far best Ive ever tried hope information helpful future project use technology hope youll send photo two efforts made videotape entire Seafire canopymaking process including some footage provided Dave Midgley tape shows everythingincluding 1 needed completely redo mold point Its available $15 plus $3 shipping handling y Urtnowski 93 Elliott Place RutherfordNJO7O7O Sources Molding rubber Florida Glue Products 4015 Georgia Ave West Palm Beach FL 33405 407 833-1863 800 771-1863 Canopy material Sig Manufacturing 401-7 S Front Street Montezuma IA 50171-9900 515 623-5154 800 247-5008 Orders Dave Midgley Vacuum Forming Service Welch Fluorocarbon ATIN Dave Midgley 113 Crosby Road Unit 10 Dover NH 03820 603 742-7070 Engine Choice World Champions Nelson Engines World Pylon Racing Champions Worlds Finest & Fastest Racing Engines have trophies prove Versions Sport & Competition Available Sizes 15 50 Only Way Win Ultra Thrust Mutfiers Serious Horsepower Upgrade Sport Engines 500 RPM Increase Over Stock Muffler available 60 size ls fit OS 32 Webra 32 ST G 34 05 40/46 SF 05 46 FX ASP 45 Magnum XL 40/46/53 Thunder Tiger Pro 40/45 ST GS 40/45/51 Webra 40/50 MVVS 40 Rossi 40/45/53 lete Engine/Muffler Combos Available Application ne Included Worlds Champion MC andSpeed Wheels ABC Piston/Cylinder SetsFor Sport Racing Free-Flight True Chrome Plating ovedElectrics 4 Diameter Porting ng Options s FitReplaceable 0-Ring Tire 1 Most VS OS Engines 45 tooz per Pair l Axles Available 108 ApplicationCan dyed choice color Pylon Racing Parts & Accessories uper Tiger YS Repair Service Send $300 tot 1997 Catalog Dealer Inquiries Welcome PERFORMANCE SPECIALTIES P 0 Box 3146 nerville NV 89410 e 702-265-7523 702-265-7522 Ultra Mounts Backplate Mounting System Barstock Aluminum Replaces Stock roublesome Gaskets Available ST 40/45/51 Rossi 40/45 Webra 40/50 05 40/46 SF VS 45 Thunder Tiger Pro 40/46/53 Magnum XL 40/46/53 Ultra Oil Preservative After-Run Oil Model Engines Fully Compatible OS/YS Pump Systems s Prevenf Rusf & Corrosion Others Have Failed lable 3 Convenient Sizes 8 oz Quart Gallon September 1997 61 b-mSj K&B Aero & Marine Engines Rebullt Repaired Updated K&B can make engine like new again need send us K&B engine will repaired original parts Labor charge $7 50 $1250 5204533579 2100 College Drive Lake Havasu City AZ 86403 boTh Same oneS may rai seSiceabie due io age coaadiiim please ccii befom seadirg un engine
