3M™玻璃微珠iM30K, 0.60 g/cm³; 27,000 psi

3M™空心玻璃微珠iM30K

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3M玻璃微珠S22图像, 0.22 g/cm³; 400 psi

3M™空心玻璃微珠S22

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3M玻璃微珠K1图像, 0.125 g/cm³; 250 psi

3M™空心玻璃微珠K1

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3M™玻璃微珠S15 - CN

3M™空心玻璃微珠S15

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