Why Perlite Works. Rapidly heating perlite ore to temperatures of about 900°C (1,700°F) softens the volcanic glass causing entrapped water molecules in the rock to turn to steam and expand …
Перлит хийх үйлдвэрлэлийн шугам үйлдвэрлэгчид, үйлдвэр, Хятадаас нийлүүлэгчид, We welcome new and old shoppers to make contact with us by phone or mail us inquiries by mail …