Name

mm
Size

mm
Diameter×Height×Thickness

m2/m3
Specific area

Void volume %

kg/m3
Bulk density

No.elements pieces/m3

Packing factor m-1

Conjuate ring

25

25×25×0.3

185

95

312

75000

216

Φ38

38×38×0.5

116

96

275

19500

131

Φ50

50×50×0.8

86

96

275

9770

97

Φ76

76×76×1.0

81

97

245

3980

95

RPVSP Ring

1

25×25×0.3

250

93

210

59200

310

1.5

38×38×0.4

138

95

197

14000

163

2

50×50×0.5

121

95

218

7000

144

3

76×76×0.6

75

95

168

1950

86

RP Saddle

1

25×20×0.4

185

96

272

101160

209

1.5

38×30×0.5

112

96

228

24680

137

2

50×40×0.6

75

96

174

10400

85

3

76×60×0.8

58

97

163

3320

63

Twin curved ring

Φ25

25×25×0.5

179

96

314

87720

202

Φ38

38×38×0.6

144

97

214

35800

156

Φ50

50×50×0.8

82

97

228

11130

90

Φ76

76×76×1.0

57

98

197

4250

61

Rasching Ring

1/2

16×16×0.4

360

94

530

210000

460

1

25×25×0.7

220

95

596

55000

290

1.5

38×38×0.8

150

93

544

19000

190

2

50×50×1.0

110

95

402

6500

130

Pall ring

Φ25

25×25×0.4

218

96

341

55000

255

Φ38

38×38×0.6

141

96

408

19000

165

Φ50

50×50×0.8

107

96

322

6500

124

Φ76

76×76×1.2

74

96

314

1830

75