Specification: 302
Particle size: 1.15-1.40
Sieve analysis: 1.15-1.40mm>95%
Expandable Range: 45-65
Characteristics&Application: Good flame-retardant, good frothing good preserving, good binding and low heat-conducting rate Oxygen index over 30 (testing after 7-14 days flowing EPS being shaped), used as building-materials, materials for heat preservation, thermal insulation and for packing precision instruments.