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Bore Pump

Alderdice Bore Pumps have flush caps enabling them to be lowered or raised from the bore without fouling.

The barrel is made from 3.3mm thick brass tubing, the cast components are made of Gunmetal Bronze.

The bottom cap has a nitrile faced valve. The plunger has two leather cup buckets and a solid valve (standard), a nitrile faced valve can be fitted at extra cost.

Also Nitrile Buckets are available at extra cost.

The top and bottom caps are sealed into the barrel with "O" rings.

Strokes: 8" (200mm) & 12" (300mm) - Longer to order.

bsp
2"
2 1/4"
2 1/2"
3"
3 1/2"
4"
4 1/2"
mm
50
57
64
76
89
102
114

Differential Heads

Alderdice Differencial Heads are made in two sizes, 1 3/8" (35mm) internal diameter and
1 3/4" (44mm) internal diameter, the barrels are made from 3.3mm thick brass tubing.

The 1 3/8" I.D. Differencial Head has a 1 1/4" B.S. Pipe thread cut on both ends of the barrel. The plunger has two leather cup buckets, the rod is 5/8" W. caps are available screwed 1 1/4" B.S.P. or 1 1/2" B.S.P.

The 1 3/4" I.D. Differencial Head has a three leather cup bucket plunger, with 5/8" W. rod. It is fitted with one cap (single end) or two caps (double end), screwed 1 1/4" B.S.P. or 1 1/2" B.S.P. or 2" B.S.P.

Strokes: 8" (200mm) & 12" (300mm) - Longer to order.

 

Force Pump

This pump is designed for use with windmills, and is mounted above ground. It pumps water to a high level from dams, rivers or shallow wells.

The barrel is made from 3.3mm thick brass tubing, the cast components are made of Gunmetal Bronze.

Size 2 1/2" (64mm) x 8" (200mm).
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