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All Hydraulic Drilling Rig, SCH3500
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Language:
English
Abstract
This paper provides a brief review of the significant outstanding features of the totally self-contained all hydraulic drilling rig SCH3500 now available for road construction, quarry work and open pit mining industry for drilling 3½″ diameter (maximum) holes 100′ (maximum) deep. An on-board Gardner-Denver screw compressor provides enough blowing air.
This paper is divided into the following sections:
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1)
Background
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2)
Specifications
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3)
The Drill
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4)
The Feed
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5)
The Positioner
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6)
The Boom
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7)
The Frame
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8)
The Power Package
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9)
The Propulsion Package
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10)
The Hydraulic System
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11)
Drillability of HPR1/SCH3500