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3M™ Glass Bubbles A16/500
A16/500 glass bubbles have a density of 0.16 g/cc and an isostatic crush strength of 500 psi. They have less than 1% sinkers by volume and are surface treated with methacrylato chromic chloride.
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3M™ Glass Bubbles A20/1000
A20/1000 glass bubbles have a density of 0.2 g/cc and an isostatic crush strength of 1000 psi. They have less than 1% sinkers by volume and are surface treated with methacrylato chromic chloride.
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3M™ Glass Bubbles D32/4500
D32/4500 glass bubbles have a density of 0.32 g/cc and an isostatic crush strength of 4500 psi. They have less than 1% sinkers by volume and are surface treated with methacrylato chromic chloride.
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3M™ Glass Bubbles H20/1000
H20/1000 glass bubbles have a density of 0.2 g/cc and an isostatic crush strength of 1000 psi. They have less than 1% sinkers by volume and are surface treated with an epoxy silane.
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3M™ Glass Bubbles H50/10000 EPX
Floated series glass bubbles specially treated with coupling agents for high-tech applications. H50/1000 glass bubbles have a crush strength of 10,000 PSI and a true density of 0.50 g/cc.
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3M™ Glass Bubbles K1
K1 glass bubbles have a density of 0.125 g/cc and an isostatic crush strength of 250 psi. The general purpose K Series glass bubbles are the most economical 3M glass bubbles.
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3M™ Glass Bubbles K15
K15 glass bubbles have a density of 0.15 g/cc and an isostatic crush strength of 300 psi. The general purpose K Series glass bubbles are the most economical 3M glass bubbles.
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3M™ Glass Bubbles K20
K20 glass bubbles have a density of 0.2 g/cc and an isostatic crush strength of 500 psi. The general purpose K Series glass bubbles are the most economical 3M glass bubbles.
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3M™ Glass Bubbles K25
K25 glass bubbles have a density of 0.25 g/cc and an isostatic crush strength of 750 psi. The general purpose K Series glass bubbles are the most economical 3M glass bubbles.
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3M™ Glass Bubbles K37
K37 glass bubbles have a density of 0.37 g/cc and an isostatic crush strength of 3000 psi. The general purpose K Series glass bubbles are the most economical 3M glass bubbles.
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3M™ Glass Bubbles K46
K46 glass bubbles have a density of 0.46 g/cc and an isostatic crush strength of 6000 psi. The general purpose K Series glass bubbles are the most economical 3M glass bubbles.
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3M™ Glass Bubbles S15
Because of their high strength-to-weight ratio and spherical shape, S15 glass bubbles are used by formulators to increase filler loading, lower viscosity, reduce shrinkage, reduce warping and increase buoyancy.
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3M™ Glass Bubbles S22
S22 glass bubbles have a density of 0.22 g/cc and an isostatic crush strength of 400 psi. The S Series glass bubbles have smaller particle sizes than the K Series.
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3M™ Glass Bubbles S32
S32 glass bubbles have a density of 0.32 g/cc and an isostatic crush strength of 2000 psi. The S Series glass bubbles have smaller particle sizes than the K Series.
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3M™ Glass Bubbles S38
S38 glass bubbles have a density of 0.38 g/cc and an isostatic crush strength of 4000 psi. The S Series glass bubbles have smaller particle sizes than the K Series.
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3M™ Glass Bubbles S38HS
S38HS glass bubbles have a density of 0.38 g/cc and an isostatic crush strength of 5500 psi. The S Series glass bubbles have smaller particle sizes than the K Series. The S38HS has a higher crush strength than the S38 glass bubble.
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3M™ Glass Bubbles S60/10000
S60 glass bubbles have a density of 0.6 g/cc and an isostatic crush strength of 10000 psi. The S Series glass bubbles have smaller particle sizes than the K Series.
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3M™ Glass Bubbles S60HS
S60HS glass bubbles have a density of 0.6 g/cc and an isostatic crush strength of 18000 psi (formerly S60/18000).
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