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IS 7439 (1974): Dimensions for aero slides [MED 6:

Continuous Bulk Conveying, Elevating, Hoisting Aerial

Ropeways and Related Equipment]

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UDC 621 667 5638963 IS:7439 1974

mIIndian Standard

DIMENSIONS FOR AEROSLIDES

Scope-Lays down the dimensions for aeroslides for conveying of loose bulk materials.

, Terminology - Refer IS : 4240-I 967 ’ Glossary of conveyor terms and definitions ‘.

I Dimensions

l----b-----l

SECTION xx

3.1 Length-The length shall be chosen from the following:

1 I, mm ) 1000 j 1200 ) 1500 1 2000 ) 2500 / 3000 / 4000 ) 5000 1

3.2 Width -The width shall be chosen from the following:

\ b, mm 1 125 1 160 / _207l 250 315 1 400 1 500 [ 630

3.3 Height - The height shall be chosen from the following:

/ h mm / 125 1 160 / 200 1 250 1 315 1 400 / 500 1 630 1

3.4 /nc/jnation CI Inclination tc is determined as a function of grain size, specific gravity and flo\

rate of material carried.

\Adopted 23 September 1974 @ December 1974, I SI

I Gr 1

- I NDI AN STANDARDS I NSTI TUTI ON

MANAK EHAVAN 9 BAHADUR SHAH ZAFAR MARG

NEW DELHI 110005

( Reaffirmed 1999 )

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IS : 7439 - I974

4. Element -The element is gas permeable intermediate porous element and may be manufacturedfrom any one of the following:

a) fabric,

b) ceramic,

cl sintered metal,

4 compressed material, and

d synthetic material.

EXPLA~NATORY NOTE

This standard is in conformity with the International Standard IS0 2326-l 972 ’ Continuousmechanical handling equipment for loose bulk materials - Aeroslides ‘,tion for Standardization.

issued by International Organiza-

.

2

Printed at Delhi Printers Delhi. India