SIGMA - Side Seal Bag Converting Machine

Limax's Sigma Side Seal machines are designed to convert the complete range of polyethylene and polypropylene materials in plain and printed tubular as well as sheet film. Equipped with the latest servo technology, this machine offers numerous flexibilities. An optional twin seal/bottom seal head assembly with flying knife allows all three types of bag to be converted on this versatile machine.

Product Specifications :

Machine Model Sigma 750 Sigma 750HS Sigma 1000
Norminal roller width/lane (mm) 750 750 1000
Effective Sealing Width (mm) 710 710 950
Min. Draw Length (mm) 80 80 80
Max. Draw Length (mm) 600 600 600
Min. Film Thickness 2 x 15µ 2 x 15µ 2 x 15µ
Max. Film Thickness 2 x 100µ 2 x 100µ 2 x 100µ
Max. Cycle Speed (cpm)* 220 300 200
Air Requirement (l/min) 300 350 400
Water Requirement (l/min) 20 20 20
Electrical Consumption (approx) (Kw) 12 12 12
Weight (kg) 2100 2100 2500
Length (mm) 8000 8000 8000
Width (mm) 1100 1100 1500
Height (mm) 1050 1050 1050
* Dependant on film quality, film gauge and bag size.
Optional Twin Seal / Bottom Seal Head assembly with top and bottom wire sealing complete with a servo driven flying knife adds versatility to this machine. Changeover is quick and simple.

High Performance

  • Speeds of up to 300cpm.
  • Seal head assembly mounted on solid steel frame providing complete machine stability at high speeds.
  • Single roll dancer in conjuction with web dancer for improved tension control.

Strong Seals

  • Consistent seal quality due to use of high thermal conductivity seal bar material resulting in uniform temperature profile.
  • Range of seal bars with different seal radius for sealing different material blends (LDPE, HDPE, PP, Co-ex) and of different gauges.

Quick Change Over & User Friendly

  • Operating parameters such as machine speed, drawlength, seal temperature, stack count can easily be changed without stopping the machine.
  • LCD touch screen for various functions.

Reliability & Good Versatility

  • Sturdy construction for reliable long hour operation.
  • Gear railing allows easy mounting of attachments enabling different styles bags to be made.
 
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