Specification: 301

Particle size:1.40-1.80

Sieve analysis: 1.40-1.80mm>95%

Expandable Range: 50-70

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.