GNA Exports Banashankari, Bangalore, Karnataka

We are offering Vicat Needle Apparatus. Vicat Needle Apparatus This instrument is used for determining the normal consistency and setting times of cement and 'A' class limes. Salient Features Specifications : The apparatus consists of a metallic frame bearing a freely movable rod with a cap at top, one vicat mould, split type and glass base plate and one set of needles one each initial needle, final needle and consistency plunger.

we are the manufacturer,supplier and Exporter of Vibratory Hammer for cube moulds.

Vane Pump Trainer The Vane pump test rig system outlines the basics of the operations and principle of working of Vane Pump. Feature: The self-contained unit. Modern industrial components are used for operating. Comprehensive training manual supplied. Optional components are available to allow fault operation and diagnosis training.

We offer vacuum ovens rectangular (gmp model). Double walled construction fully made of stainless steel inner chamber made of thick stainless steel plate. Door made of thick s. S plate and toughened glass in center to see through the chamber. The gap between the two walls filled with glass wool insulation. Temperature controlled by electronic digital temp controller cum indicator. Supplied with s.s tray vacuum gauge, vacuum cock temp range : 50°c to 200°c accuracy ± 2°c.

We are offering rectangular vacuum ovens. Double walled construction inner chamber made of thick stainless steel plate and exterior made of g. I. Sheets powder coated. Door made of thick plate and toughened glass in center to see through the chamber . The gap between the two walls filled with glass wool insulation. Temperature controlled by electronic digital temp controller cum indicator. Supplied with s.s. Tray, vacuum gauge. Temp range : 50°c to 200°c accuracy ±2°c

We are offering vacuum oven round (gmp model). Double walled construction fully made of stainless steel. Supplied with vacuum gauge, vacuum cock, toughened glass window. Temperature controlled by electronic digital temp controller. Maximum vacuum 760mm of mercury (-30") 9" dia x 12" (depth) 50°c to 200°c 12" dia x 15" (depth) 50°c to 200°c 15" dia x 18" (depth} 50°c to 200°c

we are offering tile abrasion testing machine. tile abrasion testing machine: the basic function of these testing machines is to determine the resistance to wear for cement concrete flooring tiles. equipped with a rotating disc, adjustable counter, a bracket, these tiles could be customized according to the specification of the clients. we have come up with unique range of these tile abrasions testing machine. features: splendid functionality excellent quality coated with antiresistant material

We are offering spring balance. spring balance :- a) flat from high impact plastic body with zero adjustment having anodized metal scale. High tension special steel wire spring is used for more durability. All metal parts are chrome plated individually packed in card box size : 1) 100 gms 2) 250 gms 3) 500 gms 4) 1000 gms b) all metal body with zero round aluminum pipe. Scale reading in grams 100 gms. C) same as above but round brass pipe 1) 100 gms 2) 200 gms 3) 250 gms 4) 500 gms 5) 1 kg 6) 2 kg 7) 3 kg 8) 10 kg 9) 20 kg 10) 25 kg 11) 50 kg d) flate type, accurate with brass scale ring for suspension & hook for hanging weights 1) 100 gms 2) 250 gms 3) 500 gms 4) 1000 gms 5) 2000 gms 6) 5 kgms 7) 10 kgms 8) 20 kgms 9) 25 kgms e) in aluminium case rectangular frame. Very superior quality with zero adjustment screw. 1) 1 kgm 2) 2 kgms 3) 5 kgms 4) 10 kgms.

We are offering slotted weight iron a) slotted weight iron :- c.p. Dust proof set of five including hanger. 1) 50 gms total 250 gms 2) 100 gms total 500 gms 3) 500 gms total 2500 gms b) slotted weight made :- of cast iron, back painted set of five including hanger. 1) 100gms. Total 500 gms 2) 200 gms. Total 1000gms 3) 500 gms. Total 2.5 kg 4) 1000 gms. Total 5.0 kg c) slotted weight brass n.p. :- set of five including hanger. 1) 5 gms total 25 gms 2) 10 gms total 50 gms 3) 20 gms total 100 gms 4) 50 gms total 250 gms 5) 100 gms total 500 gms 6) 200 gms total 1000 gms.

We are offering single disc polishing machine. Polishing machines are used for preparing metallographic specimens & petrographic from pregrinding to smooth surface finish, for microstructure examination. The machine is basically of motor driven disc type to provide step less variable speed from 400 to 1100 rpm approx. The driven is provided by suitable h.p. Single phase 220v a.c. Motor. The brass ped steel disc of 8" or 10" dia (easily replaceable).

we are offering shrinkage bar mould (two gang). shrinkage bar moulds with two gangs. it is made up of mild steel or brass. it is provided with two compartments and is used for casting specimens of cement aggregate combinations for measuring the potential expansive alkali reactivity. features: complete with base plate and stainless steel smooth reference points used to measure alkali reactivity

SeriesParallel Pumps Bench Some Practical Possibilities of the Unit : 1. -Obtaining of curves H (Q), N (Q), Eff% (Q). 2. -Obtaining of the map of a centrifugal pump. 3. -Adimensional study of magnitudes H*, N* and Q*. 4. -Cavitation test and obtaining of curves NPSHr. 5. -Series coupling of two pumps with same characteristics. 6. -Series coupling of two pumps of different characteristics. 7. -Parallel coupling of two pumps with same characteristics. 8. -Parallel coupling of two pumps of different characteristics.

Our organization is considered as one of the most trusted names of the industry engaged in offering genuine quality Reynolds Apparatus to the customers. These apparatuses are designed in compliance with the international quality standards. Moreover, our quality controllers check the entire range on certain standard parameters. Some Of The Quality Attributes Are As Follows : Material: Stainless steel Heat water tank capacity: 40 ltr Flow: Using measuring cylinder

Reciprocating Pump Trainer The Reciprocating pump test rig system outlines the basics of the operations and principle of working.

we are offering pozzolana cement mortar permeability apparatus. pozzolana cement mortar permeability apparatus: specification: three cell model six cell model twelve cell model accessories : specimen casting mould c.i. with base plate 100 mm dia x 50 mm height. optional: where larger number of cells are used a suitable compressor in place of pressure chamber is recommended & is available at separate cost. specifications: height: 100 mm dia x 50 mm pressure: 0-10.5kgsq.cm

We are offering portable digital tds meter. Portable digital tds meter is extremely useful for fast and accurate determination of total disolved solids in a liquid. The instrument is ideal for testing of natural water, drinking water, treated water, waste water, brine solutions, sea water and soluble salts in soils.

Pitot-Static Tube Apparatus Technical Description It is possible to move the Pitot-static tube across the entire cross-section of the pipe and thus measure the pressure profile. The position of the measuring tip relative to the bottom of the pipe can be read on a scale. The Pitot-static tube can be connected to any differential pressure manometer using hose connections. Differential pressures up to approx. 50mbar are possible when using the pump. The water supply is provided either from the laboratory mains or using the (closed water circuit).

We are offering physical weight box. Physical weight box :- a) superior quality having accurate brass weights with fraction weights forceps in nicely polished wooden plastic case. Capacity i. 50 grm ii. 100 gms iii. 200 gms iv. 500 gms. V. 1000 gms. B) same as above but quality marked ‘b’ grade. I. 50 gms ii. 100 gms iii. 200 gms iv. 500 gms c) same as above but weights are made of iron c.p. I. 50 gms. Ii. 100 gms. Iii. 200 gms. Iv. 500 gms. V. 1000gms d) made of accurate brass c.p. Cabinet polish box cylindrical weights. I. 50 gms. Ii. 100 gms. Iii. 200 gms iv. 500 gms v. 1000 gms.

We are offering physical balance capacity. A) physical balance capacity :- 250 gms, sensitivity 2-3 mgm with 3 stone knife edge agate fitted in teak wood glass case having leveling screws at its base for adjustments. B) physical balance :-same as above but with 7 stone knife edge agate.

Pelton Wheel Turbine Test Rig (1 KW capacity) a) Test rig consists of a Pelton wheel water Turbine, designed for laboratory experimental purposes and to conduct test in metric units. The specifications of the turbine are as follows :- Design Speed - 1000 RPM. Output Power - 1.0 KW The turbine consists of a cast iron body with a large transparent acrylic window, a nozzle and spear arrangement, a rotor assembly of shaft, runner and a brake drum all mounted on a sturdy base frame. The pelton buckets and nozzle are made of gunmetal and the spear made of brass for corrosion resistance. The input to the turbine is controlled by adjusting the spear position with a hand wheel. A rope brake arrangement with a spring balance is provided for loading the turbine. The transparent perspex sheet side casing is provided for visual observation of flow on the buckets. Water inlet pressure is measured by a pressure gauge. b) Water to the turbine is provided by a centrifugal monoblock pump set of 5 HP capacity. The pump operates on 440Volts, 3 Phase, 50 Hz line. c) Other standard accessories include a DOL starter, switch, flow control gate valve, suitable piping. d) Flow measuring unit consists of a venturimeter with pressure taps connected to two pressure gauges mounted on a panel board. e) The complete test rig is mounted on a storage tank of suitable capacity. The tank is provided with FRP lining for total rust protection.

Pascal's Module STRUCTURAL SPECIFICATIONS : 1) Stainless structure. 2) Screws, nuts, plates and all the metallic elements in stainless steel. 3) Diagram in the front panel with similar distribution to the elements in the real unit. 4) Quick connections for adaptation to feed hydraulics source.

We are offering on-line conductivity meter. On line conductivity meter is a water process instrument for continuous monitoring of conductivity of extremely pure water running in a pipe-line. Its conductivity cell is constructed in a superior nylon body with stainless steel 316 electrodes. This is extremely useful for chemical plants and other industrial purposes.