SPEED RIDDLE

GYRATORY FOUNDRY RIDDLE

VR-240

Specifications:

VR-240 Motor: 1/2 HP, 1725 RPM, 120/240 volt, single phase, 60 hz, TEFC, ball bearing with overload relay protection. or 1/2 HP, 1725 RPM, 240/480 volt, poly phase, 60 hz, TEFC, ball bearing with overload relay protection. Speed Reducer: Totally enclosed, oil-filled gear box, with heat-treated gears on ball bearing mounted shaft. Drive shaft speed-287 RPM. Toggle switch control is mounted on riddle frame. Starter with overload protection in wall-mounted control enclosure. (240-480 volt, 3 phase) 10 ft. heavy-duty cord is provided. Sieve diameter: 24 inches (60.5 cm) Overall height: 56 in. (142 cm) Shipping weight: 160 lbs. (72.5 K)

MODEL VR-240

For a machine

• that screens, mixes, aerates, and cleans molding sand,
• that will riddle either water or petroleum bonded sand,
• that can out-riddle ten men,
• that can be counted on for years of continuous service, look into the remarkable SWIF-MUL SPEED RIDDLE.

Rugged overall construction. Frame of rigid tubular steel - inert gas welded. Rolled steel rims. Sieve screens of extra-heavy, galvanized, woven wire mesh.

Easy to operate. Positive camlock design permits rapid interchange of screens, to handle coarse, medium, or fine material.

Low-maintenance, long-life engineering. Assemblies are enclosed, which gives built-in protection from dust and dirt, to drive shaft, eccentrics, and universal joints. In addition, gear box has oversized bearings and a heat-treated alloy steel drive shaft for extra-long life.