Sweepro Tech · Pumps and valves

Rubber parts for pumps and valves.
Made to your size.

Making or servicing pumps and valves? Start here. We make 14 parts for pumps and valves in 2 product families, at Sweepro Manufacturing in Sri Lanka.

Request a quote See your parts

2 families: selected for pumps and valves
14 parts: each made to your size
Bulk orders: smaller orders welcome too

Pipe sealsO-ringsFlange gasketsWashersOil and lip sealsPump diaphragmsProfilesConveyor beltsBaggage conveyor partsStrip curtainsRubber sheetAnti-vibration mountsMoulded partsRubber-to-metalOEM and private label

Your guide

Where to start

01O-rings, seals and diaphragmsPump diaphragms, valve seats and O-rings are under O-rings, seals and diaphragms.Show me 02Gaskets and washersFlange gaskets and bonded sealing washers are under Gaskets and washers.Show me 03Custom and OEMSupplying your own pump or valve brand? We make OEM parts under your name.Go

01Your parts

See them in the range

What we make for pumps and valves

Every family is made to your size, in moulds we design and CNC-machine ourselves. If the part you buy is not here, send it to us.

ST-OR · ST-OS · ST-DPO-rings, seals and diaphragmsO-rings, oil and lip seals, pump diaphragms

ST-FG · ST-WSGaskets and washersFlange, cut and frame gaskets, flat and shaped washers

02Every part

The parts, at a glance

Tap a family to see it with photos, or add the parts you buy to your request list on the quote page.

O-rings, seals and diaphragms7 parts

Part	What it is	Size
O-rings	Standard and custom sizes	Any size
Oil and lip seals	Plain or in a steel case	To sample
Pump diaphragms	Rubber with fabric cord	To sample
Valve and regulator diaphragms	Plain or fabric-reinforced	To sample
Valve seats and flap valves	Rubber seats, discs and flaps	To sample
Rotary V-rings	Axial shaft seals	To shaft size
Seal kits	O-rings and seals packed per machine	To your list

Gaskets and washers7 parts

Part	What it is	Size
Flange gaskets	Full-face or ring, every bolt hole in place	Any flange
Cut gaskets	Square, round and frame	To drawing or sample
Washers	Flat and shaped	Any size
Frame and door gaskets	For inspection doors, hatches and covers	To drawing
Tank and manhole gaskets	For tank lids and access covers	To drawing
Bonded sealing washers	Rubber bonded to a steel washer	Standard and custom
Stepped and tapered washers	Shouldered, stepped and tapered	To drawing

03Moulds in house

We machine the mould.
Then we make your part.

A new size does not wait on an outside toolmaker. Our moulds are designed and CNC-machined at the factory in Sri Lanka, then your part is moulded in them, in the right rubber for the job.

01Design the mould to your part
02CNC-machine it in house
03Mould your part, in volume

READYO1001 · GASKET MOULD

X0.000Y0.000Z10.000S12000

G21 G90 G54

04Get a quote

How to measure your part

Three steps to a quote

A drawing helps, but you don't need one. Tell us the quantity and we quote for that volume, large or small.

Send the part

A sample, a drawing, or a photo with a ruler beside it.

Give the sizes

Inside, outside and thickness in millimetres. For gaskets, the bolt holes too.

Tell us the order

What it is for, the quantity per order and per year, and when you need it.

Our promise

A real quotepriced for your volume

Your exact sizenot the nearest stock part

The right rubberfor the job, we advise

Other industries

Where else our parts go to work

Tell us what you buy.
We'll quote for your volume.

A sample, a drawing or a photo with the sizes is enough to start. Add the quantity per order and the yearly volume.

Request a quote

Rubber parts for pumps and valves.Made to your size.