Perlite Block

Perlite Block Manufacturer for more than 20 years Perlite Block ASTM C610&C795

Perlite Block

ASK Perlite Block is a non-asbestos, high performance and water repellent insulating material composed of expanded perlite particles bonded with inorganic binder and reinforcing fiber, designed to provide suitable insulation for heated piping systems, equipments, process vessels used in power stations, petrochemical plants, petroleum refineries, heat distributing systems and other process industries.

Benefits and Features

High Efficiency	Water Repellent	Asbestos Free
Superior Strength	Non-Corrosive	Light Weight

Technical Data

Term	Unit	GB/T10303	JIS A9510	ASTM C610	ASK P220
Density	Kg/m3	≤250	≤250	≤224	≤220 ≤200
Maximum Service Temperature		650	650	650	650
Thermal Conductivity93	W/m.k	≤0.072(25)	≤0.072(70)	≤0.079(93)	≤0.060(25)
Compressive Strength	Mpa	≥0.40	≥0.414	≥0.414	≥0.40
Flexural Strength	Mpa	≥0.25	≥0.25	≥0.31	≥0.20
Linear Shrinkage	%	≤2.0	≤2.0	≤2.0	≤2.0
Water Repellency	%	≥98	≥98		≥98
Chlorine Content				ASTM C795	ASTM C795

 

Item	Slab	Curved	Pipe
Lengthmm	600	600	600
Widthmm	300/150	150/100	0.2- 60inside diameter
Thicknessmm	25-100	25-100	25-100

Packing: In plastic bags then in cartons. For further information on the products, including nonstandard sizes, please contact Zhejiang ASK.

Perlite Block