19515-19519

PUBLIC RESOURCES CODE
SECTION 19515-19519




19515.  The quality specifications provided in this chapter are the
minimum quality specifications which cullet is required to meet for
purposes of the exemption specified in Section 19522.



19515.5.  Chemical Composition

                                        Tolerance
                                         (+ or -
                       Percentage       Percentage
      Oxides             Weight           Range)
  Silicon Dioxide         66-75            1.00
  Aluminum Oxide           0-7             0.50
  Calcium Oxide           5-15             0.50
  Magnesium Oxide          0-5             0.50
  Sodium Oxide            8-18             0.50
  Potassium Oxide          0-4             0.50
  Iron Oxide              less than        0.05
                    0.5
  Chromium Oxide          less than        0.02
                    0.1
  Sulfur Trioxide         less than        0.02
                    0.2
  All other oxides        less than        0.02
                    0.1
  Organic Carbon          less than        0.02
                    0.1
  Moisture Content        less than        0.05
                    0.5
  (No caking with free-
  flowing fiberglass)
  Loss on Ignition        less than        0.10
                    1.0



19516.  Contaminants
Other Inorganic Material Percentage Weight
+ 12 Mesh None
+ 20 Mesh less than 0.1
- 20 Mesh less than 0.2
Magnetic Materials less than 0.1
Nonmagnetic Metals None




19517.  Physical Composition

  Particle Size:  Cullet shall be one of two types
  below depending
  upon the requirements of the fiberglass
  manufacturer.
  Screen Size        Coarse Cullet  Fine Cullet
  +  1/4"            0%             0%
  + 12 Mesh          25% Minimum    0.5% Maximum
  - 200 Mesh         15% Maximum    15.0% Maximum
  Color Distribution
                                        Tolerance
                        Nominal          (+ or -
  Type                Percentage       Percentage
                        Weight           Range)
  Flint                   0-100         + or - 3.0
  Green                   1-100         + or - 3.0
  Amber               less than 25      + or - 3.0




19518.  The department may change minimum quality specifications
based upon the fiberglass industries' ability to use cullet with
higher levels of contamination.



19519.  A fiberglass manufacturer shall comply with all applicable
state and federal laws, regulations, and permits concerning the
environment, health, or safety when using cullet in fiberglass
manufacturing.