TELE :2328607-16
GOVERNMENT OF INDIA
GRAM: 'SAMAGRI'
MINISTRY OF DEFENCE (DGQA)
FAX No. 0512-2324748
CONTROLLERATE OF QUALITY
ASSURANCE (MATERIALS)
POST BOX No. 229
KANPUR-208
00 No. CP/0503
Dated : 07 Nov. 2005
To
INDIAN PAINT ASSOCIATION
6
NS ROAD
KOLKATA – 700 001
INTRODUCTION
OF MATT FINISH ACRYLATED ALKYD/SINGLE
PACK PU/SILICON ALKYD RESIN PAINTS
Dear
Sir,
1.
We are in the process of up-dating the
existing camouflaging paints with either
Acrylated Alkyd or Single pack PU or Silicon
Alkyd Paints. In this regard we have written to
a few paint manufacturers & a copy of the
letter No. even dated 25-1005 is enclosed here
with.
2.
You are requested to disseminate the
contents of the enclosed letter to the members
of your association with a request to forward
development sample, free of cost, to this
Controllerate, with suggested QRs.
3.
An early action in the matter is
requested.
Encl
:- 5 sheets
(A
K SINHA)
JOINT CONTROLLER
For CONTROLLER
Copy
to:-
The Director of Quality Assurance (Stores)
Deptt. of
Defence Production (DGQA/Stores-8)
Govt. of India, Min. of Defence
DHQ PO NEW DELHI-110 011
TELE :2328607-16
GOVERNMENT OF INDIA
GRAM: 'SAMAGRI'
MINISTRY OF DEFENCE (DGQA)
FAX No. 0512-2324748
CONTROLLERATE OF QUALITY
ASSURANCE (MATERIALS)
POST BOX No. 229
KANPUR-208 004
No.
CP/0503
Dated : 25 Oct
2005
To,
M/s ASIAN PAINTS
6A,
SHANTl NAGAR,
SANTA CRUZ (E) MUMBAI-400055.
M/s BERGER PAINTS INDIA
LIMITED
RPL
HOUSE, 1 9, DDA COMMERCIAL COMPLEX
KAILASH COLONY EXTN.
NEW
DELHI -110 048.
M/s
JENSON& NICHOLSON (INDIA) LIMITED
7B, MIDDLETON STREET,
KOLKATA
- 700 016 (WEST BENGAL)
M/s DYNACON CARES LTD.,
1
17/49-A, SARVODAYA NAGAR,
KANPUR-208005.
M/s
GISCO PAINTS
24, INDUSTRIAL ESTATE
ADHARTAL
JABALPUR – 482 004
M/s.
KANKOO PAINTS PVT. LTD.
760 B KHED SHIVAPUR
TALUKA HAVELl
PUNE-412205.
M/s
PUNJAB PAINT COLOUR & VARNISH WORKS
123/946 FAZALGANJ
KANPUR-208012.
M/s
PUSHKAR PAINT INDUSTRIES
BADRI SARRAF BHAWAN
B-92,
SECTOR-C, MAHANAGAR
LUCKNOW - 2?6 006.
M/s
SWASTIK ENTERPRISES
124^5, 'C GOVIND NAGAR,
KANPUR.
M/s
YOHANAPAINTS
E-Z/100 ARERA COLONEY
BHOPAL-462016.
M/s GODDLESS NEROLAC PAINTS
LTD.,
NEROLAC HOUSE GANPAT RAO KADAM MARG
POST BOX No. 16322 LOWER PAREL
MUMBAI-400013.
SUB
: INTRODUCTION OF PAINTS
1.
It has been decided to introduce
following shades of Paints for use in defence,
with matt finish, Acrylated Alkyd/Single Pack
PU Paints.
S.
No.
SHADES
ISC Std. No.
1.
Grass Green/Olive Green
218/220
2.
Dark Brown
412
3.
Light Olive Green
278
4.
Middle Bronze Green
223
5.
Champagen
386
6.
White
-
7.
Slate Grey
634
8.
Orange Brown
439
9.
Beige
388
10.
Light Stone
361
11.
Middle
Stone
362
2.
You are requested to forward 4X50CT ml
of the above Paints for Laboratory evaluation
expeditiously along with compatible
undercoat/primer (500ml each).
3.
The
QRs of the paints are enclosed herewith.
Encl
: As above
(3 Sheets)
(A
K SINHA)
JOINT CONTROLLER
For CONTROLLER
Copy
to:-
The
Director of Quality Assurance (Stores)
Deptt. of Defence Production (DGQA/Stores-8)
Govt. of India, Min. of Defence
DHQ PO NEW DELHI-110 011
QRs
OF MATT FINISH ACRYLATED ALKYD/SINGLE PACK PU
/ SILICON
ALKYDRBSIN PAINTS:
MATERIAL:
1.
The
material shall be based on synthetic acrylic
modified alkyd resin / single pack PU / Silicon
Alkyd Resin Paint. The material shall be of such
a composition as to satisfy the requirements
mentioned below:
2. The
material shall be supplied in brushing
consistency, and shall be capable of being
thinned to spraying consistency by use of
suitable thinner compatible with the
composition.
3.
The
material shall be free from hard setting,
skinning and tendency to get. The material shall
be in such a condition that smooth and uniform
consistency is obtained easily by stirring.
|
|
|
TESTS
|
REQUIREMENTS
|
TEST METHOD
IS : 101
|
|
(a)
|
(i)
|
Consistency
|
Smooth & Uniform
|
Pt I/Sec 5 - 1989
|
|
|
(ii)
|
Efflux time at 30 C
By ford cup No. 4
|
70 – 100 Sec
|
Pt I/Sec 5 - 1989
|
|
(b)
|
|
Application
|
Shall be suitable for
application by brushing (for spraying the
paint may be thinned using suitable
thinner)
|
Pt I/Sec 4 - 1987
|
|
(c)
|
|
Drying Time
|
|
|
|
|
(i)
|
Surface dry
|
15 Minutes Min.
|
Pt 3/Sec 1 - 1986
|
|
|
(ii)
|
Hard dry
|
Not more than 2 hrs.
|
|
|
|
(iii)
|
Tack free
|
Not more than 4 hrs.
|
|
|
(d)
|
(i)
|
Finish
|
Smooth and Matt.
|
Pt 3/Sec 4 - 1987
|
|
|
(ii)
|
Gloss Value Specular Gloss
at 60
|
0 to 5 Units
|
Pt 4/Sec 4 - 1988
|
|
(e)
|
|
Fineness of Grind
|
50 Micron
|
Pt 3/Sec 5 - 1987
|
|
(f)
|
|
Colour
|
Close match to the specified
IS colour shade
|
Pt 3/Sec 2 - 1989
|
|
(g)
|
|
Scratch
hardness under a load of
1500 g (after 48 hrs.)
|
Bare metal shall not be
visible through scratch
|
Pt5/Sec2-1988
|
|
(h)
|
|
Flexibility adhesion (0,25
mm mandrel)
|
No damage or detachment or cracking of the Mm when tested
after 96 hrs. air drying
|
Pt5/Sec
2-1988
|
|
(i)
|
|
Protection against corrosion
|
The metal surface shall not show any sign of corrosion
|
Pt6/Sec
1-1988 Test panels to be exposed for 10
days
|
|
(k)
|
|
Flash Point (Abel)
|
That
of suitable thinner
|
IS:101Pt1/Sec6-1987
(Reaffirmed 1999)
|
|
|
|
Water
content %
|
0.5 Max
|
Pt5/Sec
2-1988
|
|
(l)
|
|
Lead
restriction total lead compounds as PbO
expressed as % of dry pigment
|
Not
more than 1 %
|
Pt
8/Sec 5-1983
|
|
(m)
|
|
Accelerated storage
stability Test
|
To Pass the Test
|
|
|
(n)
|
|
Mass in Kg/10 Litres
|
To be reported
|
IS:101 Pt 1/Sec 7-1988
reaffirmed
|
|
(o)
|
|
Resistance to acid
|
Shall pass the test
|
Annexure E of IS:2932-1993
|
|
(p)
|
|
Resistance to alkall
|
Shall pass the test
|
Annexure F of IS : 2932 –
1993
|
|
(q)
|
|
Resistance to Lubricating
oil
|
The firm shall not show any
blistering, appreciable change of colour
& no penetration of film shall occur
under a load of 1000 Gms.
|
Appendix-B
|
|
R
|
|
Resistance to petrol-benzol
mixture
|
The firm shall not show any
blistering, appreciable change of colour
& no penetration of film shall occur
under a load of 1000 Gms. (Scratch
hardness test may be carried out after 2
Hrs. removing from the mixture.
|
Annexure C of IS : 8982 -
1991
|
|
(s)
|
|
Resistance to heat (after
air drying for 48 Hrs.) Except for White
Paint
|
No sign of cracking,
blistering or appreciable change of colour
at 150 C for 2 Hrs.
|
Pt 7/Sec 3 Panels exposed at
150 C for 2 Hours.
|
|
(t)
|
|
Resistance to warm water (45
+ 3 C for 4 Hrs.)
|
No fading or change of
colour
|
Annexure_E of IS : 8982-91
|
|
(u)
|
|
Resistance to Salt Spray
(for 96 Hours)
|
There shall be no
blistering, loss of adhesion or corrosion
Extending more than 1.25 cm On either side
of the Scratch.
|
IS : 101 : Part 6 Sec 1 :
Clause 3 Netural Salt Spray Test.
|
|
(v)
|
|
Natural out door Weathering
(QUV 313)
|
To withstand 500 Hrs.
exposure the condition of the paint film
shall be as under :
(i) Colour
Not more than slight change
(ii) Condition of Coation
No cracking, flaking,
checking, chalking of paint film and no
corrosion of metal surface.
|
|
Note
: Composition & Flash Point of suitable
thinner may be intimated.
|
