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T300 Extreme Spline

Faster Production of attaching Spline to your Blinds

A complete, semi-automated solution for attaching spine to your blinds, shades and awnings. The T300 Extreme Spline System is built to move your spline at the precise speed needed to create the best looking flat seams. With speeds up to 15 feet per minute, the T300 Extreme Spline System will produce your blinds, shades and awnings fast and easy all day long. No seamstress skills needed, as the conveyor is  automatically synced to the welder.

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Technical Specs

Power Requirements

  • 208-240 Volts - Single Phase -25 Amperes
  • 380-400 Volts - Single Phase -15 Amperes

Air Requirements

  • 100 PSI @ 8 CFM

Power Consumptions

  • 6Kw

Maximum Temperature

  • Hot Air: 730oC
  • Hot Wedge: 450oC

Throat Width

  • 1m (300cm)


  • Width: 600mm
  • Length: 1.5m
  • Height: 1.5mm
  • Weight: Approx. 231KG

Seam Width

  • 0.01m - 0.05m (1/2” to 2”)**

Welding Cycle

  • Approx. 30m/min (100ft/min)*

*Depending on the application, the seam width and the type of material used **Additional guides might be necessary


  Technical Specs – T300 Extreme Spline

Service & Training

We're committed to you and your business. The Miller Weldmaster service and resolution center is staffed with our field service engineers for fast response time.

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Trust Miller Weldmaster to get your started!

  1. A Miller Weldmaster certified field service engineer will contact you to schedule installation and training at your facility.
  2. We provide you with everything you need to know to get your team ready for installation and training.
  3. Your staff will receive extensive instruction on welding equipment operation and maintenance and how to produce your product.
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“Being in the custom made awning business since 1927, we are passionate about what we do and are always looking for ways to perfect our craft.From the knowledgeable sales personnel, to the custom built machine, and onto the impressive seams we weld daily, Miller Weldmaster was the perfect fit to take our company to the next level.” -Berges Trenton Awning