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Vermiculite Grade A - 3 is a premium, coarse particle size material meeting ASTM C516 Type 1, Grade 2 specifications. The material is widely used as a component of growing media for professional growers. Additionally, the material is used as a cover for seed topping. The particle size and absencemore

Unit of Measure

Specifications

Sieve

16

Specification

2 - 10

Weight

4 lb

Percent (%) Ret

5.6

Unit Weight

5.0 - 6.0 lb/ft³

pH in Water

6 - 9 pH

Moisture Loss @ 230 Degree Fahrenheit (ºF)

4 - 10 %

Sintering Temperature

2100 - 2280 ºC

Bag Volume

Approx. 4 ft³