Qtn for Epoxy and ESD Flooring Dtd.28!2!2012

7/30/2019 Qtn for Epoxy and ESD Flooring Dtd.28!2!2012

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Item

No.Description Unit Quantity Rate Amount

26 Providing 2mm thick hard, antistatic, abrasion resistant,

robust solvent free epoxy flooring (ESD flooring) with the

following specifications.

sqm 2472 1652 4,083,744.00

1. Surface Preparation

Surface Preparation of concrete substrate with proper

diamond grinding /Proper Vacuum assisted shot blasting

machine equipment to remove dust, laitance, other

contaminants etc., and to form the required anchor profile

on the floor substrate.

2. Providing and applying 2 part water dispersed epoxy

resin primer Sikafloor80 Promer @ 0.3 kg/m

QUOTATION

3. Installation of underlay Moisture barrier 2mm

Providing and applying three part, self smoothing, solvent

free, moisture barrier epoxy modified cement screed

Sikafloor81 EpoCem at at thickness of 2mm @ approx.2.25 kg/m/mm having Carbon dioxide diffusion co

efficient CO = 4168 as per Klopfer Engelgried method,

water vapour diffusion coefficient HO=252 as per DIN

52615, Water absorption coefficient W=0.02 kg/m as per

DIN 52617. When applied at minimum 2mm thickness it

can be laid over high moisture content substrate and must

be used when substrate moisture is more than 4%.

4. Installation of low emission, electrostatic

conductive, self smoothing epoxy resin system

Supply and application of Sika Electrostatic conductive

Epoxy Flooring System with electrode based in the

following sequence:.

i Over the surface, an epoxy resin based primer

Sikafloor 161 shall be applied. The primer ia s two

component material consisting of Component A and

Component B; the mixing ratio would be 79:21, by weight.


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ii. The Earthing kit (Electrode) with copper tape shall be

placed according to the specification mentioned above,

The name of the earthing kit would be Sikafloor Leitset

and the copper tape would be Sika Kupferleitband or

equivalent

iii. Over the primed surface, a conductive under of

Sikafloor 220W should be applied. The conductive

undercoat is a two component material, which should be

mixed at the specified ratio like 83:17 (by weight) and

applied using a brush or roller. This is water borne epoxy

and the mixed density is 1.04kg/I.

iv. Application of low emission, electrostatic

conductive, self smoothing epoxy topping of 1.5mm

thickness with Sikafloor 266 ECF CR including taking the

conductivity measurements of top coat as per thetechnical specification. The product conforms to

Compressive strength is 80N/mm as per EN 138922,

Resistance to ground: RG10 to 10 as per IEC 613404

1 Flexural Strength is 39N/mm as per EN 138922, Shore

D Hardness is 84 as per DIN 53 505 Abrasion resistance is

45mg (CS 10/1000/1000)(14days/+23C) as DIN 53 109

Taber Abrader Test) applied @ 2.1 Kg/sqm followed by

Sikadur 502 @ 0.6 Kg/sqm. All in complete as per the

manufacturers specifications and directions of the

engineer in charge.

ESD FLOOR REQUIREMENT AND SPECIFICATION

Major Specification:

1. Electrical Resistance (On conductive black Coat):

Surface resistance between 104 to 106 as per DIN IEC

6134041 Standard.

2. Walkinvoltage: 100V to +100V as per DIN IEC 613405

1 Standard.

3. System Resistance: Less than 35M including floor

concrete substrate etc as per DIN IEC 6134051 Standard.

4. Compressive Strength: More than 80N/mm2 as per EN1961 Standard.

5. Flexural Strength: More than 55N/mm2 as per EN 1961

Standard.

6. Abrasion resistance: Maximum thickness reduction

should not be more than 2mm as per IS 91621979/IS

12371980.


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7. Hardness: Shore D hardness of floor more than 85as per

DIN53505.

8. Tensile Strength: More than 15N/mm2 as per EN 1961

Standard.

9. Pull Out Strength/Bond Strength: More than 1.5N/mm2

or concrete failure as per ISO4624 Standard.10. Gloss: 75% as per IS 1011988 Standard.

11. Chemical Resistance: Resistance to acids, caustic soda,

liquid soap, IPA etc as per IS 46311968.

12. Water absorption: Less than 0.5% as per ASTM D570.

13. Slip resistance:Better than R11 as per Employers

Liability Insurers Institute of safety at work (BIA).

14. Low VOC.

15. Temporary Moisture Barrier underlay screed: a. Layer thickness Min. 2mm must be applied.

b. CarbonDiOxide Diffusion Coefficient (CO2)

Co2~4168 acc. Carbonation Resistance for 3mm

thickness R~12.5M.

c. Water Absorption Coefficient W W ~ 0.02 Kg/m2 X

h0.5 acc. To DIN 52 617.

d. Water Vapor Diffusion Coefficient (H2O)

H2O~252 acc. Equivalent air Layer Depth for 3mm

Thickness SD~0.75m.

e. EModulus Static: ~19.9 KN/mm2 (at +20oC)

~23.2 KN/mm2 (at 20oC).

f. Compressive Strength 60 N/mm2 as per IS 9162

1979.

g. Flexural Strength 18 N/ mm2 as per IS 91621979.

h. Bond Strength 4.1 N/ mm2 according to EN 13892

8.

i. Production Description A three part, Epoxy

modified Cementitious, fine textured mortar for self

smoothing floor screeds used as temporary barrier.

16. Particle emission Certificate according to CSMstatement of Qualification ISO 146441, class3.

17. Out gassing Emission Certificate according to CSM

statement of Qualification ISO 146448, class3.

Construction/Configuration:


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Details of construction above concrete floor are as follows,

1. Epoxy Moisture barrier to avoid any moisture related

deboning/blisters of floor in future or during application.

2. Epoxy Scrape coat as per requirement depending on

actual condition of concrete substrate.3. Primary coat as binder.

4. Electrodes as per requirements to be embedded inside

the floor (NO cupper strips/copper grid or external lying of

electrodes are permitted).

5. Epoxy Conductive code for providing uniform

conductivity of ESD flooring.

6. Epoxy load bearing top coat of required thickness and

color as per our selection from RAL Shade.

General Condition:

1. Warranty to be provided for blisters, de bonding andloss of ESD property due to material degradation.

2. Scratch resistance coating and preventive maintenance

methodology, facility, provision to be provided.

3. After sale service to be provided immediately for full

warranty period free of cost.

4. Repair, relaying charges will be paid for repair, relaying

etc due damages caused by us on actual.

Substrate Requirement:

1. Compressive strength of concrete should be floor

more than 25N/mm2.

2. Pull out strength of concrete should be more than

1.5N/mm2.

3. Undulation of floor less than 5mm on a span of

10meter.

4. Floor surface to be free from laitance, grease, oil,

inorganic/organic acids, polyurethane etc.

5. Surface should be free from voids, cracks, potholes

etc.

6. High spots to be eliminated.

7. Metal panels/parts to be eliminated.8. Expansion joints if any to be identified.

9. At least 15mm clearance to be provided from floor to

door etc.


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52

Providing water proofing treatment with two coats of

polyurethane of approved manufacture "UNISEAL WS1" /

"TECHCOAT61P" or equivalent for the sunken floors. The

sunken slab and the side vertical walls should be finished

smooth with cement plaster (Cement plaster will be

measured and paid for separately as an item), the surface

should be absolutely dry, free from dust, grease, oil and

loose particles. Providing necessary scaffolding wherever

required and cleaning the surface etc., complete all as per

the manufacturer's specifications.

NOTE:

1) The sunken floor shall be tested after the treatment for

water tightness by impounding water for a period of 48

hours.

2) Performance guarantee for a period of 10 years be

obtained from the contractors/manufacturers of thepaint.

sqm 275 450 123,750.00

3) The coverage capacity for "UNISEAL WS1" or

equivalent for a smooth surface should be 3.717sqm/kg

(40sft/kg) for the first coat and 4.647sqm/kg (50sft/kg) for

the second coat and for a roughsurface the coverage

should be 2.788 sqm/kg (30 sft/kg) for the first coat and

3.717 sqm/kg (40 sft/kg) for the second coat respectively

as per the manufacturer's specifications. The coverage

capacity for "TECHCOAT61P" (Rubber based

polyurethane) or equv, for a smooth surface should be

4.182sqm/ltr (45 sft/ltr) for the first coat and 4.647sqm/ltr

(50sft/ltr) for the second coat and for a rough surface the

coverage should be 3.717 sqm/ltr (40sft/ltr) for the first

coat and 4.182sqm/ltr (45sft/ltr) for the second coat

respectively as per the manufacturers specification at all

heights.


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53

Providing and laying water proofing treatment over RCC

roof in 3 courses, as specified below, after thoroughly

cleaning surface of the roof slab with wire brush, cleaning

of dust and foreign matters, raking and cleaning of

construction joints if any etc., complete to make the

surface suitable for receiving water proofing treatment.

I COURSE : The existing covering on slab to be removed

and the surface of the RCC slab exposed. Construction

joints if any are to be raked and cleaned. A coat of cement

slurry at the rate of 4.4kg/sqm mixed with acrylic water

proofing compound (as per manufacturers specification) is

spreaduniformly over the RCC roof area and ensuring that

the slurry penetrates into the RCC slab below and fills all

micro cracks and all other porous areas. Over this a layer

of 15mm thick cement mortar 1:5, mixed with acrylicwater proofing compound as per manufacturers

specifications shall be laid to place the II course.

sqm 2861 Regret

II COURSE : A sinle layer of brick on edge with 15mm wide

gaps filled with CM 1:5 mixed with acrylic water

compound is laid (i.e., bricks placed vertically on its

75x115mm side or 75x230mm side as the case may be, to

suit the required thickness of course), when the bottom

layer (I course) is still green and laid to slope of 1 in 60 as

per roof drainage scheme using approved well burnt

bricks (waer absorption not more than 20%) with

minimum thickness of 65mm at outer edge including the

top and bottom plastering (I & III course) to get required

gradient, laying the bricks with not less than 15mm gap

alround, which shall be properly filled completely and

compacted with CM 1:5 mixed with acrylic water proofing

compound as per manufacturer's specification using full

bricks or bricks cut to required size to lay the course with

single layer with gradient said above for adequate

drainage.


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III COURSE : 20mm thick cement motar 1:4 mixed with

acrylic water proofing compound with a layer of chicken

mesh 12mmx26g and marked with 300mmx300mm false

squares including curing etc., for not less than 7 days,

complete all as per specifications at all heights and

directions of Engineer in charge. The 20mm thick

layershall be carried out in two layers of 10mm thick with

an inter layerof chicken mesh of 12mm x 26g laid in

between the two layers of cement mortar at all heights.

NOTE : The acrylic water proofing compound to be used

shall be;

a) CHEMSEAL manufactured by M/s. Overseas Water

Proofing Corporation, Mumbai. The proportion of

CHEMSEAL shall be 2% by weight of cement OR CONPLAST

X 421 IC integral water proofing compoundmanufactured by M/s. FOSROC Chemicals(India) Ltd.,

Bangalore. The proportion of CONPLAST X 421 IC shall be

130ml per 50kg of cement. OR ROFFE HYPROOF

manufactured by M/s. ROFFE Construction Chemicals Pvt.

Ltd., liquid integral water proofing compound at 140ml

per 50kg of cement OR Equivalent.

b) The second course of the treatment shall be laid in

single course using full bricks / cut bricks as may be

required for laying the course in 1 in 60 slope.

c) The rate to include all labour, material and contingent

coats for execution of work in a workman like manner

including curing, etc., complete for respective courses.

d) The plane horizontal measurements of roof slab only

shall be measured for payment.

e) The theoretical cement consumption required for the

above work will be worked out based on coefficient for

each layer of work as per specification.

f) The work shall b got executed through specilised water

proofing agency.

g) The contractor should finish a guarantee bond in theprescribed format for satisfactory water proofing

performance for 10 years.


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54

Providing and laying weathering course and over deck

insulation with cellular light weight concrete of density

not exceeding 800 Kgs/cum obtained by mixing fly ash,

sand, cement with approved foaming agent in specified

proportions as per manufactures specifications laid to

uniform thickness of 170 mm thick and having thermal

conductivity 0.08 to 0.555 W/mk possessing a

compressive strength of 150kg/sqcm. in 28 days including

curing, scaffolding and executing the work at all heights

etc., complete as per manufacturers specifications and

direction of the EngineerinCharge at all heights.

cum 733 Regret

NOTE: Contractors may furnish complete specification

with test reports and works etc., for the item for

evaluating the specification/item and approval

Terms & Condition :

1

2

The rates quoted above is inclusive of Cost of material (inclusive of ED @ 10.3%) and application

The material quoted is manufactured by M/s. APURVA INDIA LTD., Mumbai, which is equivalent to

3

4

5 Transportation charges will be charged extra.

6

7 Any deviation in the order is to be informed to us before

procuring the material.

8 Specified colour shade shall be provided by you at least 10

days in advance.

9 Electricity, Water, Safe Storage place is to be provided at

site at your cost.

10 The application charges are to be paid 50% in advance and

balance on progress.

11 Any changes in the Taxes and levis is force measured.

Cost of material which works out 70% of the total order is to be procured by you by placing the order

For the direct supplies based on the order placed by you against our Proforma Invoice you will be

A lead time of 10 days is taken for supplies from the day of ordering to dispatch. Execution of work is

Qtn for Epoxy and ESD Flooring Dtd.28!2!2012

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Transcript of Qtn for Epoxy and ESD Flooring Dtd.28!2!2012