This specification describes glass cullet recovered from municipal waste destined for disposal, but intended for the manufacture of glass fiber for use in insulation-type products. The glass cullet shall primarily be soda-lime bottle glass and shall be one of three grades depending upon the total usage rate requirement of the user. The three grades shall satisfy the specified chemical composition, color mix, contamination, and particle size requirements.

1.1 This specification describes glass cullet recovered from municipal waste destined for disposal. The recovered cullet is intended for use in the manufacture of glass fiber used for insulation-type products.