HIL-60/62: Internal wet spray coating of tubes

The HIL-60/62 is the proven coating machine from Sprimag for the internal coating of collapsible tubes at the highest level. Production speed of the HIL-60/62 is up to 200 tubes per minute with 1- and 2-row design of the annealing and drying ovens. The entire diameter range of aluminum tubes from 10 mm to 50 mm is covered. According to requirements, the machine may be supplied with or without an intermediate drier. The triple coating is carried out by 9 spray guns.

  • Separate servo drives for stroke and transport movement
  • Monitored electromagnetic spray valves
  • Proven quick-change system for size parts
  • Automatic part ejection during production process
  • Interior covers made out of stainless steel for easy cleaning
  • Manufactured in accordance with the ATEX regulations
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  • Additional lacquer supply
  • Cleaning device for spray gun extensions
  • Energy optimizing system and vacuum control
  • Second spray arm with full spraying equipment assembly 
  • Suction device for tubes without membrane
  • RFID-access verification system to organize access authorizations
  • Division of spray gun groups into separately ­controlled circuits
  • Flexible infeed concepts


  • Internal wet spray coating
  • Product range: Aluminum tubes
  • Product diameter: Dmin 10 mm, Dmax 50 mm
  • Length: Lmin 70 mm, Lmax 250 mm
  • Production speed: up to 200 tpm
  • Spray guns/Spray process: 9/3 times

Chip blow-off drum CBD

  • 5 blow-off lances
  • Precise suction of chips
  • Cam-driven drum

Annealing oven TGO + internal drier TIT

  • 1- or 2-row transport chain with baskets
  • Reduced wearout of the transport chain and the chain wheels by cardan-based drive system
  • Chain tensioner with weight, electronically monitored
  • Easy accessibility to the drier interior due to large doors
  • Quadruple door lock
  • Isolated doors with special door hinges for ­synchronized door closing
  • Large outer doors with smooth surface on the oven‘s front and rear sides
  • Quick and easy removal and reassembly of the shafts and chain wheels in case of service



Chain Lubrication System

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Sprimag special chain oil Typ S-300

High-temperature chain oil for Sprimag internal coating dryers

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Internal Coating Machines for Aluminum Tubes