Product Categories of Davis-Standard Blow Molding Systems

• Coextrusion Dies, Feedblocks
• Custom Machine Builders
• Drives and Motors
• Extruder Screens, Screen Packs, Screen Changers, Breaker Plates, Other Melt-Filtration Equipment
• Extrusion Blow Molding Machines
   

  Machine Type: Continuous-extrusion shuttle

  Model: FHB

  Clamp Type: Hydraulic shuttle

  Max. container volume: 2.5 gal

  Max. usable platen area: 17.7 x 16.1 in.

  Output capacity: 360 lb/hr

  Clamp Force: 16.5 tons

  Applications: Packaging

  Features: Quick mold change, calibrated neck finish.

  Options: Oriented discharge and trim, broad range of extruder throughputs.

   

  Machine type: Accumulator head

  Models: Sterling and Hartig 

  Clamp force range: 50 to 350 tons

  Accumulator head size: 3 to 125 lb

  Max. platen area: 96 x 101 in.

  Extruder diam. & capacity: 3 to 6.5-in.; 80 to 1800 lb/hr

  Applications: Containers/liners, automotive applications, toys, and technical moldings.

  Standard features: Spiral diverter in head, dual extruders, closed-loop shoot and fill. Proprietary design realizes 70% reduction in color change time versus conventional head design. Also minimizes knit-lines and improves parison uniformity. Bronze push-out plunger minimizes color bleed and wear on head. Latest Maco 6500RS controller, standard on all new machines, has simplified wiring and adaptive extruder and combines Windows-based PC interface with microprocessor-based system to provide advanced machine functions and parison sequencing. Controller integrates 3 modes of shoot-fill operation: parison drop set by lead head, defined by time, or set manually.

• Extrusion Dies
• Gear Pumps for Extrusion
• Intensive Fluxing (melting) Mixers

  Complete line of single-screw compounding extruders feature heavy-duty gear reducers, single- or multi-venting, sequential addition of ingredients, proven screw designs and advanced process controls. Extruders are available from 1.5-in. to 10-in.-diam. with L/D ratios from 10:1 to over 40:1 with process-specific screw designs. Applications include color concentrates, alloying, mineral filling, devolatization and scrap reclamation.

  Special designs available for compounding of scrap materials include force feeders, ram stuffers and dual-diam. extruders. Designs also available for hot-melt feeding of pre-compounded materials and side-arm feeders for introduction of additives into the main resin stream.

  All compounding systems available with complete process feed systems for weigh blending or starve feeding, melt filtration, product forming systems and process control systems for complete line control.

• Machinery Rebuilding
• Monofilament/Multifilament Take-Off Systems

  Customized extruders, feed screws, drives and controls for wire and cable, pipe, profile, medical tubing, sheet, blown and cast film, blow molding, elastomers, compounding, extrusion coating, reclaim/recycle, and fiber. Also systems for high-voltage wire and cable, melt-blown nonwovens, and high-throughput BOPP, OPS, and PET film.

  Complete systems include single-screw extruders to 12-in. diam. including grooved-barrel, vented-barrel, tiltable, and tandem machines and vertical extruders to 3.5-in. diam. Downstream equipment for blown and cast film, sheet, laminations, pipe, profile, fibers, and compounding. Underwater pelletizing lines. Feedblocks, dies and other coextrusion custom-designed equipment for sheet and blown film.

  Custom single-screw extruders from 0.75- to 15-in. diam. in L/Ds of 24:1 to 48:1, air- or water-cooled versions, vented or nonvented. Precision laboratory and mid-sized Killion production equipment available from small bench model extruders to complete systems with vacuum tanks, water troughs, pullers, winders and cutters.

  Reprocessing extruders in single- and dual-diam. configurations for handling materials from bulk densities as low as 0.5 1b/cu ft to hot melts.

  Multilayer barrier film and sheet coextrusion systems and custom-designed recycling extruders to handle low-bulk-density scrap. Blown film dies, rotators, and winders range from one to five layers in sizes up to 86-in. diam.

  For rigid PVC profiles, conical and parallel twin-screw Gemini machines are rugged and easy to operate and maintain.

  Flexible PVC medical tubing systems provide outputs to 1000 fpm; ultra-precise I.D./O.D. ovality; screw designs for high product clarity; and continuous ultra-low-tension coiling.

  Epic III controls incorporate dual-thermocouple control and responsive closed-loop line control. Graphical interface features pictorial control screens, trending, complete line documentation, data acquisition, SPC, and networking capabilities.

  Specialized technical services, modernization of machinery and controls, and rebuilding of all makes of extruders with custom packages to improve output and performance.

  Offers Merritt line of single-screw extruders from 0.75 to 12 in., including MM series (0.75 to 1.25 in.) for medical and coextrusion uses and MX heavy-duty series with water or air cooling, triple-chamber feed throat and stay-open clamp flange. Top-of-the-line MX Super Cool air-cooled extruders have high-capacity base-mounted blowers for maximum cooling efficiency. Low-cost Vanguard series are heavy-duty, air-cooled models.

  Complete Black Clawson processing lines for flat or embossed cast film, stretch wrap, extrusion coating and lamination; oriented film and oriented-tape and fiber.

  Single-screw extruders from 2.5- to 12-in. diam. with standard L/Ds of 24:1 and 30:1. Accessories include film and coating dies, primer coaters and dryers, film winders, unwinds, slitter/rewinders, and coextrusion systems for cast film and extrusion coating. All systems available with microprocessor controls. Supervisory control system available.

  Pre-engineered products include QFP extrusion coating and laminating line, and universal cast film lines. Suited for quick installation and start-up. (See Compounding/Mixing Systems.)

   

• Multiple-screw Extruders

  Customized extruders, feed screws, drives and controls for wire and cable, pipe, profile, medical tubing, sheet, blown and cast film, blow molding, elastomers, compounding, extrusion coating, reclaim/recycle, and fiber. Also systems for high-voltage wire and cable, melt-blown nonwovens, and high-throughput BOPP, OPS, and PET film.

  Complete systems include single-screw extruders to 12-in. diam. including grooved-barrel, vented-barrel, tiltable, and tandem machines and vertical extruders to 3.5-in. diam. Downstream equipment for blown and cast film, sheet, laminations, pipe, profile, fibers, and compounding. Underwater pelletizing lines. Feedblocks, dies and other coextrusion custom-designed equipment for sheet and blown film.

  Custom single-screw extruders from 0.75- to 15-in. diam. in L/Ds of 24:1 to 48:1, air- or water-cooled versions, vented or nonvented. Precision laboratory and mid-sized Killion production equipment available from small bench model extruders to complete systems with vacuum tanks, water troughs, pullers, winders and cutters.

  Reprocessing extruders in single- and dual-diam. configurations for handling materials from bulk densities as low as 0.5 1b/cu ft to hot melts.

  Multilayer barrier film and sheet coextrusion systems and custom-designed recycling extruders to handle low-bulk-density scrap. Blown film dies, rotators, and winders range from one to five layers in sizes up to 86-in. diam.

  For rigid PVC profiles, conical and parallel twin-screw Gemini machines are rugged and easy to operate and maintain.

  Flexible PVC medical tubing systems provide outputs to 1000 fpm; ultra-precise I.D./O.D. ovality; screw designs for high product clarity; and continuous ultra-low-tension coiling.

  Epic III controls incorporate dual-thermocouple control and responsive closed-loop line control. Graphical interface features pictorial control screens, trending, complete line documentation, data acquisition, SPC, and networking capabilities.

  Specialized technical services, modernization of machinery and controls, and rebuilding of all makes of extruders with custom packages to improve output and performance.

  Offers Merritt line of single-screw extruders from 0.75 to 12 in., including MM series (0.75 to 1.25 in.) for medical and coextrusion uses and MX heavy-duty series with water or air cooling, triple-chamber feed throat and stay-open clamp flange. Top-of-the-line MX Super Cool air-cooled extruders have high-capacity base-mounted blowers for maximum cooling efficiency. Low-cost Vanguard series are heavy-duty, air-cooled models.

  Complete Black Clawson processing lines for flat or embossed cast film, stretch wrap, extrusion coating and lamination; oriented film and oriented-tape and fiber.

  Single-screw extruders from 2.5- to 12-in. diam. with standard L/Ds of 24:1 and 30:1. Accessories include film and coating dies, primer coaters and dryers, film winders, unwinds, slitter/rewinders, and coextrusion systems for cast film and extrusion coating. All systems available with microprocessor controls. Supervisory control system available.

  Pre-engineered products include QFP extrusion coating and laminating line, and universal cast film lines. Suited for quick installation and start-up. (See Compounding/Mixing Systems.)

   

• Pelletizers

  Underwater pelletizer systems from 500 to 10,000 lb/hr. Melt flow is directed through a die plate with cutting blades rotating in a vertical plane. Blades are driven by d-c scr drive. Drive shaft is aligned to maintain the blades squarely against the die-plate surface. Blades easily removed for sharpening or replacement. When reassembled, precise alignment of blades against the cutting face is said to be preserved. Complete assembly includes pelletizer and drive, spin dryer, water filtering and tempering system, and, if necessary, hot-oil system for die plates.

  Also six models of underwater pelletizers and three models of water-ring pelletizers handle rates from 50 to 120,000 lb/hr for all types of polymer materials. Small systems for reclaim, product development, and testing. Ultra-high concentrations of pigments and very high or broad range melt indexes can be handled.

  Accessories include heated and nonheated die plates, cleanable pellet dryers, temperature-control panels, water-recirculation systems, and pelletizer heating systems. Modular construction for alternate setups, rapid disassembly and simple maintenance.

• Pipe Take-off Systems

  Customized extruders, feed screws, drives and controls for wire and cable, pipe, profile, medical tubing, sheet, blown and cast film, blow molding, elastomers, compounding, extrusion coating, reclaim/recycle, and fiber. Also systems for high-voltage wire and cable, melt-blown nonwovens, and high-throughput BOPP, OPS, and PET film.

  Complete systems include single-screw extruders to 12-in. diam. including grooved-barrel, vented-barrel, tiltable, and tandem machines and vertical extruders to 3.5-in. diam. Downstream equipment for blown and cast film, sheet, laminations, pipe, profile, fibers, and compounding. Underwater pelletizing lines. Feedblocks, dies and other coextrusion custom-designed equipment for sheet and blown film.

  Custom single-screw extruders from 0.75- to 15-in. diam. in L/Ds of 24:1 to 48:1, air- or water-cooled versions, vented or nonvented. Precision laboratory and mid-sized Killion production equipment available from small bench model extruders to complete systems with vacuum tanks, water troughs, pullers, winders and cutters.

  Reprocessing extruders in single- and dual-diam. configurations for handling materials from bulk densities as low as 0.5 1b/cu ft to hot melts.

  Multilayer barrier film and sheet coextrusion systems and custom-designed recycling extruders to handle low-bulk-density scrap. Blown film dies, rotators, and winders range from one to five layers in sizes up to 86-in. diam.

  For rigid PVC profiles, conical and parallel twin-screw Gemini machines are rugged and easy to operate and maintain.

  Flexible PVC medical tubing systems provide outputs to 1000 fpm; ultra-precise I.D./O.D. ovality; screw designs for high product clarity; and continuous ultra-low-tension coiling.

  Epic III controls incorporate dual-thermocouple control and responsive closed-loop line control. Graphical interface features pictorial control screens, trending, complete line documentation, data acquisition, SPC, and networking capabilities.

  Specialized technical services, modernization of machinery and controls, and rebuilding of all makes of extruders with custom packages to improve output and performance.

  Offers Merritt line of single-screw extruders from 0.75 to 12 in., including MM series (0.75 to 1.25 in.) for medical and coextrusion uses and MX heavy-duty series with water or air cooling, triple-chamber feed throat and stay-open clamp flange. Top-of-the-line MX Super Cool air-cooled extruders have high-capacity base-mounted blowers for maximum cooling efficiency. Low-cost Vanguard series are heavy-duty, air-cooled models.

  Complete Black Clawson processing lines for flat or embossed cast film, stretch wrap, extrusion coating and lamination; oriented film and oriented-tape and fiber.

  Single-screw extruders from 2.5- to 12-in. diam. with standard L/Ds of 24:1 and 30:1. Accessories include film and coating dies, primer coaters and dryers, film winders, unwinds, slitter/rewinders, and coextrusion systems for cast film and extrusion coating. All systems available with microprocessor controls. Supervisory control system available.

  Pre-engineered products include QFP extrusion coating and laminating line, and universal cast film lines. Suited for quick installation and start-up. (See Compounding/Mixing Systems.)

   

• Profiles, Tubing, Hose Take-off Systems

  Customized extruders, feed screws, drives and controls for wire and cable, pipe, profile, medical tubing, sheet, blown and cast film, blow molding, elastomers, compounding, extrusion coating, reclaim/recycle, and fiber. Also systems for high-voltage wire and cable, melt-blown nonwovens, and high-throughput BOPP, OPS, and PET film.

  Complete systems include single-screw extruders to 12-in. diam. including grooved-barrel, vented-barrel, tiltable, and tandem machines and vertical extruders to 3.5-in. diam. Downstream equipment for blown and cast film, sheet, laminations, pipe, profile, fibers, and compounding. Underwater pelletizing lines. Feedblocks, dies and other coextrusion custom-designed equipment for sheet and blown film.

  Custom single-screw extruders from 0.75- to 15-in. diam. in L/Ds of 24:1 to 48:1, air- or water-cooled versions, vented or nonvented. Precision laboratory and mid-sized Killion production equipment available from small bench model extruders to complete systems with vacuum tanks, water troughs, pullers, winders and cutters.

  Reprocessing extruders in single- and dual-diam. configurations for handling materials from bulk densities as low as 0.5 1b/cu ft to hot melts.

  Multilayer barrier film and sheet coextrusion systems and custom-designed recycling extruders to handle low-bulk-density scrap. Blown film dies, rotators, and winders range from one to five layers in sizes up to 86-in. diam.

  For rigid PVC profiles, conical and parallel twin-screw Gemini machines are rugged and easy to operate and maintain.

  Flexible PVC medical tubing systems provide outputs to 1000 fpm; ultra-precise I.D./O.D. ovality; screw designs for high product clarity; and continuous ultra-low-tension coiling.

  Epic III controls incorporate dual-thermocouple control and responsive closed-loop line control. Graphical interface features pictorial control screens, trending, complete line documentation, data acquisition, SPC, and networking capabilities.

  Specialized technical services, modernization of machinery and controls, and rebuilding of all makes of extruders with custom packages to improve output and performance.

  Offers Merritt line of single-screw extruders from 0.75 to 12 in., including MM series (0.75 to 1.25 in.) for medical and coextrusion uses and MX heavy-duty series with water or air cooling, triple-chamber feed throat and stay-open clamp flange. Top-of-the-line MX Super Cool air-cooled extruders have high-capacity base-mounted blowers for maximum cooling efficiency. Low-cost Vanguard series are heavy-duty, air-cooled models.

  Complete Black Clawson processing lines for flat or embossed cast film, stretch wrap, extrusion coating and lamination; oriented film and oriented-tape and fiber.

  Single-screw extruders from 2.5- to 12-in. diam. with standard L/Ds of 24:1 and 30:1. Accessories include film and coating dies, primer coaters and dryers, film winders, unwinds, slitter/rewinders, and coextrusion systems for cast film and extrusion coating. All systems available with microprocessor controls. Supervisory control system available.

  Pre-engineered products include QFP extrusion coating and laminating line, and universal cast film lines. Suited for quick installation and start-up. (See Compounding/Mixing Systems.)

   

• Rebuilt Screws or Barrels
• Scrap-reclaim Systems

  Merrit Polycycle system recycles bales, rolls, slabs, gaylords and purgings allows one-step size reduction without a granulator. New shredder design feeds a cascade of two single-screw extruders, two screenchangers and pelletizer. System is complete from infeed conveyor to size reduction unit, metal detection and sorting, holding capabilities and automated feed to extruder. Special oversize design feedthroat with ram stuffer for light bulk density materials.

  Extremely high rate production units for PE, PP, PET and all fibers. Superior with chipped and powdered reclaim processes. Extruder can be 3- to 10-in. diam., up to 2000 hp, with L/D available to 50:1, venting, demisters, side-arm additive feeders, or feedthroat additive systems can be tailored for throughputs from 400 to 10,000 lb/hr.

   

   

• Screws (Plasticating)
• Sheet Take-off Systems

  Customized extruders, feed screws, drives and controls for wire and cable, pipe, profile, medical tubing, sheet, blown and cast film, blow molding, elastomers, compounding, extrusion coating, reclaim/recycle, and fiber. Also systems for high-voltage wire and cable, melt-blown nonwovens, and high-throughput BOPP, OPS, and PET film.

  Complete systems include single-screw extruders to 12-in. diam. including grooved-barrel, vented-barrel, tiltable, and tandem machines and vertical extruders to 3.5-in. diam. Downstream equipment for blown and cast film, sheet, laminations, pipe, profile, fibers, and compounding. Underwater pelletizing lines. Feedblocks, dies and other coextrusion custom-designed equipment for sheet and blown film.

  Custom single-screw extruders from 0.75- to 15-in. diam. in L/Ds of 24:1 to 48:1, air- or water-cooled versions, vented or nonvented. Precision laboratory and mid-sized Killion production equipment available from small bench model extruders to complete systems with vacuum tanks, water troughs, pullers, winders and cutters.

  Reprocessing extruders in single- and dual-diam. configurations for handling materials from bulk densities as low as 0.5 1b/cu ft to hot melts.

  Multilayer barrier film and sheet coextrusion systems and custom-designed recycling extruders to handle low-bulk-density scrap. Blown film dies, rotators, and winders range from one to five layers in sizes up to 86-in. diam.

  For rigid PVC profiles, conical and parallel twin-screw Gemini machines are rugged and easy to operate and maintain.

  Flexible PVC medical tubing systems provide outputs to 1000 fpm; ultra-precise I.D./O.D. ovality; screw designs for high product clarity; and continuous ultra-low-tension coiling.

  Epic III controls incorporate dual-thermocouple control and responsive closed-loop line control. Graphical interface features pictorial control screens, trending, complete line documentation, data acquisition, SPC, and networking capabilities.

  Specialized technical services, modernization of machinery and controls, and rebuilding of all makes of extruders with custom packages to improve output and performance.

  Offers Merritt line of single-screw extruders from 0.75 to 12 in., including MM series (0.75 to 1.25 in.) for medical and coextrusion uses and MX heavy-duty series with water or air cooling, triple-chamber feed throat and stay-open clamp flange. Top-of-the-line MX Super Cool air-cooled extruders have high-capacity base-mounted blowers for maximum cooling efficiency. Low-cost Vanguard series are heavy-duty, air-cooled models.

  Complete Black Clawson processing lines for flat or embossed cast film, stretch wrap, extrusion coating and lamination; oriented film and oriented-tape and fiber.

  Single-screw extruders from 2.5- to 12-in. diam. with standard L/Ds of 24:1 and 30:1. Accessories include film and coating dies, primer coaters and dryers, film winders, unwinds, slitter/rewinders, and coextrusion systems for cast film and extrusion coating. All systems available with microprocessor controls. Supervisory control system available.

  Pre-engineered products include QFP extrusion coating and laminating line, and universal cast film lines. Suited for quick installation and start-up. (See Compounding/Mixing Systems.)

   

• Single-screw Extruders

  Customized extruders, feed screws, drives and controls for wire and cable, pipe, profile, medical tubing, sheet, blown and cast film, blow molding, elastomers, compounding, extrusion coating, reclaim/recycle, and fiber. Also systems for high-voltage wire and cable, melt-blown nonwovens, and high-throughput BOPP, OPS, and PET film.

  Complete systems include single-screw extruders to 12-in. diam. including grooved-barrel, vented-barrel, tiltable, and tandem machines and vertical extruders to 3.5-in. diam. Downstream equipment for blown and cast film, sheet, laminations, pipe, profile, fibers, and compounding. Underwater pelletizing lines. Feedblocks, dies and other coextrusion custom-designed equipment for sheet and blown film.

  Custom single-screw extruders from 0.75- to 15-in. diam. in L/Ds of 24:1 to 48:1, air- or water-cooled versions, vented or nonvented. Precision laboratory and mid-sized Killion production equipment available from small bench model extruders to complete systems with vacuum tanks, water troughs, pullers, winders and cutters.

  Reprocessing extruders in single- and dual-diam. configurations for handling materials from bulk densities as low as 0.5 1b/cu ft to hot melts.

  Multilayer barrier film and sheet coextrusion systems and custom-designed recycling extruders to handle low-bulk-density scrap. Blown film dies, rotators, and winders range from one to five layers in sizes up to 86-in. diam.

  For rigid PVC profiles, conical and parallel twin-screw Gemini machines are rugged and easy to operate and maintain.

  Flexible PVC medical tubing systems provide outputs to 1000 fpm; ultra-precise I.D./O.D. ovality; screw designs for high product clarity; and continuous ultra-low-tension coiling.

  Epic III controls incorporate dual-thermocouple control and responsive closed-loop line control. Graphical interface features pictorial control screens, trending, complete line documentation, data acquisition, SPC, and networking capabilities.

  Specialized technical services, modernization of machinery and controls, and rebuilding of all makes of extruders with custom packages to improve output and performance.

  Offers Merritt line of single-screw extruders from 0.75 to 12 in., including MM series (0.75 to 1.25 in.) for medical and coextrusion uses and MX heavy-duty series with water or air cooling, triple-chamber feed throat and stay-open clamp flange. Top-of-the-line MX Super Cool air-cooled extruders have high-capacity base-mounted blowers for maximum cooling efficiency. Low-cost Vanguard series are heavy-duty, air-cooled models.

  Complete Black Clawson processing lines for flat or embossed cast film, stretch wrap, extrusion coating and lamination; oriented film and oriented-tape and fiber.

  Single-screw extruders from 2.5- to 12-in. diam. with standard L/Ds of 24:1 and 30:1. Accessories include film and coating dies, primer coaters and dryers, film winders, unwinds, slitter/rewinders, and coextrusion systems for cast film and extrusion coating. All systems available with microprocessor controls. Supervisory control system available.

  Pre-engineered products include QFP extrusion coating and laminating line, and universal cast film lines. Suited for quick installation and start-up. (See Compounding/Mixing Systems.)

   

• Temperature Controllers, Monitors

  Temperature controllers with patented dual-thermocouple design maintain precise control in critical processes. With one thermocouple located in the heater/cooler and the other at the deepest point of barrel, corrective heating or cooling action can be taken to bring inner barrel surface temperature to stability quickly and automatically. Recipe features reduce the amount of scrap manufactured during startups and grade changes.

• Web Winders, Unwinds, Rewinds