Premium Premix, also known as TC28 or Boral Putty, is an air-drying, lightweight jointing compound for all three coat applications or as a finishing coat for gypsum board joints, angles, and fastener heads.
Physical Properties
Net Weight
28 kg and 5.4 kg
Drying/Setting Time
12-24 hours (depending on local conditions)
Shelf Life
9 months
Features and Benefits
Ease of Use
- Easy to mix, and no lumps
- Easy to apply under shear pressure
- Fast drying time
- Easy to sand
Performance
- Excellent bond to paper tape or joint strength
- Minimal shrinkage
- Exceptional crack-resistance
- Smooth finish
Recommended Usage
Suitable for use as all three coats in the USG Boral three-coat jointing system.
Suitable for the final coating of gypsum board joints, angles, and fastener heads when used in conjunction with the USG Boral Premium Jointing compound for first and second coats.