Wedge wire borescreens-faq

For Those , who want to Achieve a Hole lot more
Frequently
Asked Questions
Bore Casing & Screens Pipes & Components Environmental Drilling Water Treatment Safety Products Sand Spears Pumps
1300 133 000 www.deps.com.au
Wedge –Wire
Bore Screens

PH - 1300 133 000
Frequently
Asked Questions
Frequently Asked Questions &
Answers for
Wedge –wire Bore Screens

PH - 1300 133 000
Frequently
Asked Questions
Question 1 -
What is a Water Bore Screen?

PH - 1300 133 000
Frequently
Asked Questions
Answer 1 -
A water bore screen is usually a round
pipe with perforations in it to allow
water to enter into the center for
pumping or bore testing, and keeping out
sand or other ground conditions

PH - 1300 133 000
Frequently
Asked Questions
Question 2 -
Advantages of a Quality Manufactured Screen?

PH - 1300 133 000
Frequently
Asked Questions
Answer 2 -
Stops sand from entering in the pump
Limits pump damage
Higher bore efficiency

PH - 1300 133 000
Frequently
Asked Questions
Answer 2 – cont.
Higher flow of water for pumping
Less maintenance
Longer life of bore

PH - 1300 133 000
Frequently
Asked Questions
Question 3 -
What types of Screens are available ?

PH - 1300 133 000
Frequently
Asked Questions
Answer 3 -
There are basically four types

PH - 1300 133 000
Frequently
Asked Questions
1- Slotted Casing

PH - 1300 133 000
Frequently
Asked Questions
2- Wire Mesh

PH - 1300 133 000
Frequently
Asked Questions
3 – Perforated Punched sheet metal

PH - 1300 133 000
Frequently
Asked Questions
4 – Wedge Wire Screens

PH - 1300 133 000
Frequently
Asked Questions
Question 4 -
What is the most common Borescreen ?

PH - 1300 133 000
Frequently
Asked Questions
Answer 4 -
In its standard formation, is made from
UPVC pressure pipe and is slotted with
horizontally around the pipe, standard
slotting is 0.8mm wide slots with 10mm
between the slots and between 3 and 8
rows around the pipe.

PH - 1300 133 000
Frequently
Asked Questions
Question 5 -
What type of screen can Deps manufacture?

PH - 1300 133 000
Frequently
Asked Questions
Answer 5 -
We slot casing nearly every day
Manufacture punched sheet metal or tube
Supply- wedge wire & mesh Screen

PH - 1300 133 000
Frequently
Asked Questions
Question 6 -
What size pipe can we slot?

PH - 1300 133 000
Frequently
Asked Questions
Answer 6 -
Your screen can be from 15mm dia. To
630 mm dia

PH - 1300 133 000
Frequently
Asked Questions
Question 7 -
What slotting pattern can we do?

PH - 1300 133 000
Frequently
Asked Questions
Answer 7 -
With our computerized and manual
slotting machines we can slot to your
requirements.

PH - 1300 133 000
Frequently
Asked Questions

PH - 1300 133 000
Frequently
Asked Questions
Question 8 -
What slot sizes are available ?

PH - 1300 133 000
Frequently
Asked Questions
Answer 8 -
0.2 – 12mm
Std. 0.2, 0.4, 0.8, 1.0, 1.2, 1.6, 2.0, 2.2, 3.0
Other slot sizes can be catered for.

PH - 1300 133 000
Frequently
Asked Questions
Question 9 -
What type of pipe can we slot ?

PH - 1300 133 000
Frequently
Asked Questions
Answer 9 –
We can slot -
Pressure pipe,
Poly Pipe,
HDPE Pipe,
Drainpipe,

PH - 1300 133 000
Frequently
Asked Questions
Answer 9 - Stormwater,
Black Max,
Storm Pro,
Recycled pipe, etc.

PH - 1300 133 000
Frequently
Asked Questions
Question 10 -
What materials can we slot?

PH - 1300 133 000
Frequently
Asked Questions
Answer 10 -
We can slot,
Upvc, MPVC, Abs, Poly , HDPE Pipe,
Fiberglass, Steel, Gal and Stainless pipe
We can slot, Upvc, MPVC, Abs, Poly , HDPE Pipe, Fiberglass, Steel, Gal and Stainless pipe

PH - 1300 133 000
Frequently
Asked Questions
Question 11 -
What length of screen are available?

PH - 1300 133 000
Frequently
Asked Questions
Answer 11 -
Any length of screen is available or we
can slot only a section of the pipe.
Std length of most pipes is 6m

PH - 1300 133 000
Frequently
Asked Questions
Question 12 -
What alternatives are there for slots ?

PH - 1300 133 000
Frequently
Asked Questions
Answer 12 -
Holes,
Perforations,
Horizontal slots

PH - 1300 133 000
Frequently
Asked Questions
Question 13 -
What slot size do I need ?

PH - 1300 133 000
Frequently
Asked Questions
Answer 13 -
This critical design component is based
around allowing 40-60% of the aquifer
sand or gravel to enter the bore for
removal during development.

PH - 1300 133 000
Frequently
Asked Questions
Question 14 -
What is the open area of a screen ?

PH - 1300 133 000
Frequently
Asked Questions
Answer 14 -
This is the ratio of the slot open area per
length of screen as a percentage

PH - 1300 133 000
Frequently
Asked Questions
Question 15 -
Why is the open area so important ?

PH - 1300 133 000
Frequently
Asked Questions
Answer 15 -
This dictates to, how many slots and
rows needed, length of the screen to
have and what flow is achievable

PH - 1300 133 000
Frequently
Asked Questions
Question 16 -
What is my open percentage of the
screen I am using ?

PH - 1300 133 000
Frequently
Asked Questions
Answer 16 -
We can calculate this for you, or you can
go to our website and use our calculator
that we designed for you.?
http://www.deps.com.au/screen-open-
area-calculator/

PH - 1300 133 000
Frequently
Asked Questions
Question 17 -
Will I get enough water through my
screen ?

PH - 1300 133 000
Frequently
Asked Questions
Answer 17 -
The standard entrance velocity for a Borescreen is
1.83m/minute.
To check the maximum flow through your screen go to
http://deps.com.au/data-sheet-hidden-menu/open-area-slotted-pvc

PH - 1300 133 000
Frequently
Asked Questions
Answer 17 -
or
send us your details and we will calculate it
for you.
PS, A Calculator will be coming soon.

PH - 1300 133 000
Frequently
Asked Questions
Question 18 -
Slotted Screen or Wedge wire screen ?

PH - 1300 133 000
Frequently
Asked Questions
Answer 18 -
A wedge wire screen can have a much
larger open area than a slotted bore
screen and
has a stronger construction method.

PH - 1300 133 000
Frequently
Asked Questions
Answer 18 -
Slotted casing screen can have a max of
approximately 24%.
Wedge wire screen can have over 50%
open area, allowing a much greater flow.

PH - 1300 133 000
Frequently
Asked Questions
Answer 18 -
Slotted casing screens are a much
cheaper alternative.
Wedge Wire due to construction can be
set at a much greater depth.

PH - 1300 133 000
Frequently
Asked Questions
Question 19 -
How to join my screen to the casing ?

PH - 1300 133 000
Frequently
Asked Questions
Answer 19 -
The main method is to use a solvent
welded coupling glued to the casing.
If the casing is threaded then a female
thread is attached or machined in one end
of the screen.
Or

PH - 1300 133 000
Frequently
Asked Questions
Answer 19 -
If the screen is to be telescoped in the bore
a K-packer is attached to the top of the
screen.

PH - 1300 133 000
Frequently
Asked Questions
Question 20 -
Do I need a sump on my Borescreen ?

PH - 1300 133 000
Frequently
Asked Questions
Answer 20 -
A sump is used to catch any fines that may enter
the screen over a period of time and instead of
blocking the screen it just fills the sump.
A good idea if a pump is to be fitted into the bore.

PH - 1300 133 000
Frequently
Asked Questions
Question 21 -
Are they called by any other name ?

PH - 1300 133 000
Frequently
Asked Questions
Answer 21 -
Bore Screen
Borescreen
Filter pack

PH - 1300 133 000
Frequently
Asked Questions
Answer 21 -
Johnson Screen
Lowering spears
Machine slotted screens

PH - 1300 133 000
Frequently
Asked Questions
Answer 21 -
Monitoring screen
Perforated or punched screens
Piezometer

PH - 1300 133 000
Frequently
Asked Questions
Answer 21 -
Pvc screen
PVC slotted Pipe
Sand screen

PH - 1300 133 000
Frequently
Asked Questions
Answer 21 -
Sand Screens
Sand spear
Screen

PH - 1300 133 000
Frequently
Asked Questions
Answer 21 -
Screened casing
Slotted casing
Slotted pipe

PH - 1300 133 000
Frequently
Asked Questions
Answer 21 -
Standpipe piezometer
Spear Points
Water Bore screens

PH - 1300 133 000
Frequently
Asked Questions
Answer 21 -
Water spear
Wedge wire screens
Well points

PH - 1300 133 000
Frequently
Asked Questions
Answer 21 -
Well screens
Wire mesh screens
Wire wrapped screen
Wrapped wire screens

PH - 1300 133 000
Thank you for taking the time to look at the information we have
created for you,
We hope this will be of assistance to solving your piping, drainage ,
cleaning and drilling challenges.
If you have any more questions
Please feel free to contact myself or one of our team

PH - 1300 133 000
Frequently
Asked Questions
• For more Information
• go to www.deps.com.au
• 0r contact us on
• 1300 133 000
• 0457 819 610
• askus@deps.com.au

PH - 1300 133 000
Deps Products
& Capabilities

PH - 1300 133 000
Deps Products
& Capabilities
Solving your Piping, Drillingand DrainageChallenges
with Trust and Integrity

Wedge wire borescreens-faq

Recommandé

Recommandé

Contenu connexe

Similaire à Wedge wire borescreens-faq

Similaire à Wedge wire borescreens-faq (20)

Plus de Victor Little

Plus de Victor Little (6)

Dernier

Dernier (20)

Wedge wire borescreens-faq