But the quality of the rock wool quality can vary widely, heat preservation function good density low, the tensile strength is also low, durability is poorer.

但岩棉的质量优劣相差很大，保温机能好的密度低，其抗拉强度也低，耐久性比较差。

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Function: Energy saving, Humidity controlling, Heat Retention Characteristics: LI-ES Screen was knitted by 4mm wide composite plastic strip with thin and transparent High-density Polyester yarn.

功能：节能，控制湿度，保温。特点： LI-ES幕布由4mm宽的复合塑料条经细而透明的高强聚酯纱线编织组成。

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