BMAST 170 is bitumen based cold applied sealing and repair mastic use on dry surfaces.
Preparation of Substrate
Surface must be dry and clean before application. Any loose pieces, dust, oil, grease should be removed. Sharp tips and horizontal/vertical joints which are suitable cracking, must be chamfered. Big pores and cracks must be filled with joint filler paste.
Application Method
Cut out tip of the cartridge according to the width of the seam. After squeezed BMAST 170 into the joint gap, smooth the surface with a moist spatula within 10 – 15 minutes. After 10 - 15 minutes following product is applied onto a surface, it should be connected to the other surface for adhesion process.
Depends on application surface area.
17 kg pail