3M™ Glass Bubbles K1 Size:1kg Supports (wood or metal) may

Supports (wood or metal) may be embedded for added stability and handling

Has prelubricated ball bearings that require no additional lubrication

Use also for prying-lifting and scraping

and a shrinkage rate of 5

Champagne Quartz

3M™ Glass Bubbles K1 Size:1kg Supports (wood or metal) mayhollow glass microspheres, very light, high volume filler, average grain size 46 , largest bubbles 200 Especially for colorants and stuccos. Glass Bubbles are made of borosilicate glass with low alkali content, so they can be mixed with cement. They have an average volume of 8 l kg, making them an economical solution for the application of light loads. At 125 gr. of ground glass per liter of mortar, the specific gravity of the mortar can be divided by