Small Ball Impact Tester By Nova Instruments Pvt. Ltd.

 









NOVA MAKE SMALL BALL IMPACT
TESTER For Decorative Lamination Sheet (As Per IS
2046:1995) is specifically designed for
Laboratory Testing of Decorative Lamination Sheet.
Decorative Lamination sheet are
normally used for house hold and office furniture, electronic panels
etc.
should pusses sufficient strength so
that, it should not crake under the effect of impact which they may
encounter in every day use.
The ability of Decorative lamination
sheets to withstand such impacts may be determine by 2 method.
(A) SMALL DIAMETER BALL IMPACT
METHOD.
(B) LARGER DIAMETER BALL IMPACT
METHOD.


In the Small Diameter Ball Impact
Method, the sheet under test is bonded to a 18 to 20mm thick sheet
of particle board and placed over a
rigid metallic platform and impact gun consisting of the indenting
ball
and a compress spring is placed in a
circular supporting frame place over the test sheet and the ball
made to strike it by releasing the
spring. The effect of such impacts is evaluated visually to ascertain
the
impact resistant of the sheet under
test.
NOVA Small Diameter Ball Impact
Tester for decorative lamination sheet consist of two part .
(A) A circular supporting plate for
holding the impact hammer perpendicular to the surface of the sheet
made of Mild Steel and a hole in centre
to hold impact gun viewing windows & 3 legs for placing it on
surface of the sheet under test.
(B) An Impact gun to strike the ball
against the surface of the sheets with a none force.
OPTIONAL
Support platform made of Mild Steel of
size 300 x 300 x 50mm arranged by users or can be
supply at an extra cost.
The Impact gun is made of metal tube
and has a ball indenter of 5mm diameter. The indenter can be
pulled back again compression spring
with the help of a spring/holding device and it will be held in
pulled
state by a catch cum release lever
arrangement.
A release lever is provided to release
the ball to enable it to strike on the sheet under Test. The impact
force can be set by pre compressing the
spring and its value his mark on the barrel of the metal tube.
TECHNICAL DATA
Diameter of Impacting Ball :
5mm
Impact Force :
Adjustable between 0 to 90 N
RELATED STANDARD :
IS 2046:1995
DECORATIVE
THERMOSETTING SYNTHETIC
RESIN
BONDED LAMINATED SHEETS

SPECIFICATION

(Second Revision)

ANNEX H