Specification: 303

Particle size: 0.75-1.15

Sieve analysis: 0.75-1.15mm>95%

Expandable Range: 40-60

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.