Model /Size 

16×16×1.0mm

25×25×1.2mm

38×38×1.4mm

50×50×1.5mm

76×76×2.6mm

Material 

PP

PP

PP

PP

PP

Number per volume (n/m3)

180000

49000

13600

6300

1830

Surface area(m2/m3)

274

213

151

100

72

Void Volume (%)

90

91

91

92

92

Dry Packing
Factor (m-1)

376

285

200

130

92

Other Material

Pall ring packing is divided into three materials: metals, ceramics, plastics and the like.
Wherein the metal material: 304, 316, 316L, carbon steel, 201 and so on.
The plastic material: PP, RPP, CPVC, PVDF, PVC, ETC.

Temperature

60°C~150°C.