Manufacturing FFKM, FKM AED LT, FEPM, HNBR AED LT, Precision Machinery Metal Plastics and Rubber
Inch Fractions | Inch Decimals | Metric mm | Weight per 1000 balls kg | Inch Fractions | Inch Decimals | Metric mm | Weight per 1000 balls kg |
1/64 | .0156 | 0.397 | .00026 | – | .7480 | 19.000 | 27.98 |
– | .0197 | 0.500 | .00051 | 3/4 | .7500 | 19.050 | 28.20 |
1/32 | .0312 | 0.794 | .00210 | 25/32 | .7812 | 19.844 | 31.87 |
– | .0394 | 1.000 | .00407 | – | .7874 | 20.000 | 32.63 |
3/64 | .0469 | 1.190 | .00688 | 13/16 | .8125 | 20.637 | 35.85 |
– | .0472 | 1.200 | .00704 | – | .8268 | 21.000 | 37.77 |
– | .0590 | 1.500 | .01377 | 27/32 | .8437 | 21.431 | 40.15 |
1/16 | .0625 | 1.588 | .01632 | – | .8661 | 22.000 | 43.43 |
5/64 | .0781 | 1.984 | .03187 | 7/8 | .8750 | 22.225 | 44.78 |
– | .0787 | 2.000 | .0326 | – | .9055 | 23.000 | 49.63 |
3/32 | .0937 | 2.381 | .0550 | 29/32 | .9062 | 23.019 | 49.75 |
– | .0984 | 2.500 | .0638 | 15/16 | .9375 | 23.812 | 55.07 |
7/64 | .1094 | 2.778 | .0875 | – | .9449 | 24.000 | 56.39 |
– | .1181 | 3.000 | .1101 | 31/32 | .9687 | 24.606 | 60.77 |
1/8 | .1250 | 3.175 | .1305 | – | .9842 | 25.000 | 63.73 |
– | .1378 | 3.500 | .1749 | 1 | 1.0000 | 25.400 | 66.84 |
9/64 | .1406 | 3.572 | .1859 | – | 1.0236 | 26.000 | 71.69 |
5/32 | .1562 | 3.969 | .2550 | 1 1/16 | 1.0625 | 26.987 | 80.17 |
– | .1575 | 4.000 | .2610 | – | 1.1024 | 28.000 | 89.54 |
11/64 | .1719 | 4.366 | .3394 | 1 1/8 | 1.1250 | 28.575 | 95.17 |
– | .1772 | 4.500 | .3716 | – | 1.1811 | 30.000 | 110.10 |
3/16 | .1875 | 4.762 | .4406 | 1 3/16 | 1.1875 | 30.162 | 111.90 |
– | .1968 | 5.000 | .5099 | 1 1/4 | 1.2500 | 31.750 | 130.50 |
– | .2165 | 5.500 | .6786 | – | 1.2598 | 32.000 | 133.70 |
7/32 | .2187 | 5.556 | .6996 | 1 5/16 | 1.3125 | 33.337 | 151.10 |
15/64 | .2344 | 5.953 | .8605 | – | 1.3386 | 34.000 | 160.30 |
– | .2362 | 6.000 | .8810 | 1 3/8 | 1.3750 | 34.925 | 173.80 |
1/4 | .2500 | 6.350 | 1.044 | – | 1.3780 | 35.000 | 174.90 |
– | .2559 | 6.500 | 1.120 | – | 1.4173 | 36.000 | 190.30 |
17/64 | .2656 | 6.747 | 1.253 | 17/16 | 1.4375 | 36.512 | 198.50 |
– | .2756 | 7.000 | 1.399 | – | 1.4960 | 38.000 | 223.80 |
9/32 | .2812 | 7.144 | 1.487 | 1 1/2 | 1.5000 | 38.100 | 225.60 |
– | .2953 | 7.500 | 1.721 | 1 9/16 | 1.5625 | 39.687 | 255.00 |
19/64 | .2969 | 7.541 | 1.749 | – | 1.5748 | 40.000 | 261.00 |
5/16 | .3125 | 7.938 | 2.040 | 1 5/8 | 1.6250 | 41.275 | 286.00 |
– | .3150 | 8.000 | 2.088 | 1 11/16 | 1.6875 | 42.862 | 321.20 |
– | .3346 | 8.500 | 2.505 | 1 3/4 | 1.7500 | 44.450 | 358.20 |
11/32 | .3437 | 8.731 | 2.715 | – | 1.7716 | 45.000 | 371.70 |
– | .3543 | 9.000 | 2.973 | 1 13/16 | 1.8125 | 46.037 | 398,00 |
23/64 | .3594 | 9.128 | 3.102 | 1 7/8 | 1.8750 | 47.625 | 440.60 |
– | .3740 | 9.500 | 3.497 | 1 15/16 | 1.9375 | 49.212 | 486.10 |
3/8 | .3750 | 9.525 | 3.525 | – | 1.9685 | 50.000 | 509.90 |
25/64 | .3906 | 9.922 | 3.983 | 2 | 2.0000 | 50.800 | 534.70 |
– | .3937 | 10.000 | 4.079 | 21/8 | 2.1250 | 53.975 | 641.40 |
13/32 | .4062 | 10.319 | 4.481 | – | 2.1653 | 55.000 | 678.60 |
– | .4331 | 11.000 | 5.429 | 21/4 | 2.2500 | 57.150 | 761.30 |
7/16 | .4375 | 11.112 | 5.597 | – | 2.3622 | 60.000 | 881.00 |
– | .4528 | 11.500 | 6.203 | 23/8 | 2.3750 | 60.325 | 895.40 |
29/64 | .4531 | 11.509 | 6.219 | 2y2 | 2.5000 | 63.500 | 1044.40 |
15/32 | .4687 | 11.906 | 6.884 | – | 2.5590 | 65.000 | 1120.10 |
– | .4724 | 12.000 | 7.048 | 25/8 | 2.6250 | 66.675 | 1209.00 |
31/64 | .4844 | 12.303 | 7.596 | 23/4 | 2.7500 | 69.850 | 1390.10 |
y2 | .5000 | 12.700 | 8.355 | – | 2.7559 | 70.000 | 1484.70 |
– | .5118 | 13.000 | 8.961 | 27/8 | 2.8750 | 73.025 | 1588.40 |
17/32 | .5312 | 13.494 | 10.02 | – | 2.9528 | 75.000 | 1720.70 |
– | .5512 | 14.000 | 11.19 | 3 | 3.0000 | 76.200 | 1804.70 |
9/16 | .5625 | 14.288 | 11.90 | 31/8 | 3.1250 | 79.375 | 2039.80 |
– | .5905 | 15.000 | 13.77 | – | 3.1500 | 80.000 | 2088.30 |
19/32 | .5937 | 15.081 | 13.99 | 3 ¥a | 3.2500 | 82.550 | 2294.40 |
5/8 | .6250 | 15.875 | 16.32 | – | 3.3464 | 85.000 | 2530.90 |
– | .6299 | 16.000 | 16.70 | 3y2 | 3.5000 | 88.900 | 2865.70 |
21/32 | .6562 | 16.669 | 18.89 | – | 3.5433 | 90.000 | 2993.40 |
– | .6693 | 17.000 | 20.04 | – | 3.7401 | 95.000 | 3521.10 |
11/16 | .6875 | 17.462 | 21.72 | 33/4 | 3.7500 | 95.250 | 3524.70 |
– | .7087 | 18.000 | 23.79 | – | 3.9370 | 100.000 | 4078.80 |
23/32 | .7187 | 18.256 | 24.82 | 4 | 4.0000 | 101.600 | 4277.70 |
General Information
Tungsten Carbide materials have a unique combinations of properties, high compressive strength, hardness and resistance to wear, as well as an ability to withstand shock and impact. Typical applications are Valves, Flowmeters, Ball Screws and Linear Bearings. Balls from this material are also used for Ballizing, Gauging and Ball Pens.
Composition | |
Tungsten Carbide | 93 – 95% |
Co | 5-7% |
Hardness Hra | 90.5 – 91.5 |
Co | 5-7% |
Mechanical Properties (Typical) | |
Density | 14.947 – 15.0% g/cm3 |
Thermal Conductivity | 100 W/m/oC |
Electrical Resistivity | 20 uW/cm |
Size Range – | 0.6 mm (0.024″) to 50.8 mm (2″) |
Standard Grades Available | 5,10, 25,100 |
Size Range | 0.6 mm (0.024″) to 50.8 mm (2″) |
General Information
Titanium balls provide low weight, good mechanical features, thermal properties and corrosion resistance. They are used even in aesthetic applications. Grade 1 and Grade 2 belongs to the Commercially pure Titanium Alloys family.
Applications
Titanium balls are used in Aviation, Aerospace, Military, Chemical, Petrochemical Industry, in the Medical Field, Jewelry, Calibration of Measurement Instruments, Piercing purposes.
Chemical Composition | |
C | 0.080% Max |
N | 0.030% Max |
TL | balance |
Fe | 0.20% Max |
0 | 0.18% Max |
H | 0.015% Max |
Hardness HRc | 28-42 |
Size Range | 1mm – 12mm |
Standard Grades Available | 100,200 |
General Information
Conventional Tungsten Carbides (with Cobalt binder) has limited corrosion resistance, which makes them unsuitable for applications in which the wear parts are operating under both severe abrasive and corrosive conditions. As a general rule straight Tungsten Carbide (with Cobait Binder) is resistant to corrosion down to pH 7. By comparison, tests have shown that our Tungsten Carbide (with Nickel binder) material is resistant to corrosion down to pH 2 or 3.
Composition (IS) -K16C) | |
Tungsten Carbide | 90 – 92% |
Nickel Base Binder | 8 -10% |
Hardness | |
Hra | 88 – 89 |
Size Range: | 0.635 mm (0.025″) to 50.8 mm (2″) |
Standard GradesAvailable | 10, 25,100 |
General Information
Ni based alloy balls, they show very good crevice, pitting and stress corrosion resistance, both on oxidating and reducing environments. Good wear resistance. Balls are provide in the passivated condition.
Applications
Special pumps and valves, they are applied in the Foodstuff, Paper, Chemical, Pharmaceutical, Naval, Petrol, Textile industry. Devices for Waste Treatment, Pollution Check, Flue Gas Desulfurization, Turbines.
Chemical Composition | |
Cr | 14.5-16.5% |
W | 3-4.5% |
Mo | 15-17% |
Fe | 4-7% |
Co | 2.5% max. |
Ni | Balance |
Hardness HRc | 32-48 |
Size Range | 3/64″ – 4″ max |
Standard Grades Available | 100,200 |
General Information
Austentic NiCrFe alloy balls, they provide excellent corrosion resistance in aggressive environments, both general and localized.
Applications
Special Valves for the Chemical Industry.
Chemical Composition | |
C | 0.050% Max |
Si | 0.50 Max |
Mn | 1.00% Max |
P | 0.020% Max |
S | 0.030% Max |
Cr | 19.50 – 23.50 % |
Ni | 38.00 – 46.00 % |
Mo | 2.50 – 3.50 % |
Cu | 1.50 – 3.00 % |
Ti | 0.60 – 1.20 % |
Al | 0.20% Max |
Fe | 22.00 % Min |
Hardness HRc | 25-30 |
Mechanical Properties (Typical) | |
Tensile Strength | 850-950 Mpa |
Density | 8.14 g/cm3 |
Size Range – | 3/64″ – 4″ max |
Standard Grades Available | 100, 200, 500,1000 |
General Information
Nl-Cu based alloys with good mechanical characteristics and excellent corrosion resistance. Balls are provided in the passivated condition.
Applications
Special Pumps and Valves, Flue Gas Desulfurization, Heat Exchangers. They are used in the Paper, Chemical, Pharmaceutical, Naval, Petrol and Textile Industry.
Chemical Composition | |
C | 0.30% Max |
Si | 0.50 Max |
Mn | 2.00% Max |
S | 0.024% Max |
Ni | 63.00 – 70.00 % |
Cu | 28.00 – 34.00 % |
Co | 1.00% Max |
Fe | 2.50 % Max |
Hardness HRc | 17-22 |
Mechanical Properties (Typical) | |
Tensile Strength | 670-770 Mpa |
Density | 8.82 g/cm3 |
Size Range – | 3/64″ – 4″ max |
Standard Grades Available | 25,100, 200 |
General Information
NL based alloy with high corrosion resistance properties, even in very aggressive environments. Bails are provide in the passivated condition.
Applications
Sea Water Applications, Compressors, Heat Exchangers, Turbines, Speciai Pumps and Valves. They are used in Aerospace, Chemical, Naval, Military, Nuclear, Oil and Gas Industry, High Temperature Appiications.
Chemical Composition | |
C | 0.100% Max |
Si | 0.50% Max |
Mn | 0.50% Max |
P | 0.015% Max |
s | 0 015% Max |
Cr | 20.00 – 23.00 % |
Ni | 58.00% min |
Cu | 0.50 Max |
Mo | 8.00-10.00% |
Nb | 3.15-4.15% |
Co | 1.00% Max |
Al | 0.40% Max |
Ti | 0.40% Max |
Fe | 5.00% Max |
Hardness HRc | 30-35 |
Mechanical Properties (Typical) | |
Tensile Strength | 1000-1100 Mpa |
Density | 8.42 g/cm3 |
Size Range – | 3/64″ – 4″ max |
Standard Grades Available | 100, 200, 500,1000 |
General Information
Ni-Cu precipitation hardening ally, it presents higher hardness and load resistance with respect to Monel 400 alloy but same corrosion resistance. Bails are provide in the passivated state.
Applications
Special Pumps and Valves, they are used in Paper, Chemical, Electronic, Pharmaceutical, Naval, Oil and Gas Industry, Textile industry.
Chemical Composition | |
C | 0.25% Max |
Si | 0.50% Max |
Mn | 1.50% Max |
S | 0.010% Max |
Ni | 63 00-70 00% Max |
Cu | 27.00-33.00% Max |
Ti | 0.35-0.85% |
Al | 2.30-3.15% |
Fe | 2.00% Max |
Hardness HRB | 75-90 |
Mechanical Property | |
Tensile Strength | 920-1020 Mpa |
Density | 8.42 g/cm3 |
Size Range | 3/64″ – 4″ max |
Standard Grades Available | 28,40,100, 200, 500,1000 |
General Information
Nearly pure copper balls, they show good mechanical and corrosion resistance properties, excellent thermal and electric conductivity.
Small amounts of alloying elements as Cr, Zr, Ag, Cd, Mg, Sn allow to improve the mechanical properties.
Applications
Copper balls are used in Galvanic Applications and in the fieid of Electronic Industry.
Chemical Composition
Cu | 99.900 % min |
Other | 0.010 Max |
Hardness HV | 40-120 |
Mechanical Properties | |
Tensile Strength | 220-320Mpa |
Density | 8.91 g/cm3 |
Size Range | 3/64″ -1.5/8″ max |
Standard Grades Available | 100, 200, 500,1000 |
General Information
Alloy 20, is a nickel-iron-chromium austenitic alloy that was developed for maximum resistance to acid attack, specifically sulfuric acid. This super alloy has excellent resistance to general corrosion, pitting, and crevice corrosion in chemicals containing chlorides and sulfuric, phosphoric, and nitric acids. It also contains niobium for stabilization against sensitization and resultant inter granular corrosion.
Applications
Special Bearings, Pumps and Valves, in all applications where high wear, corrosion and temperature resistance are demanded.
Chemical Composition | |
Ni | 32.00-38.00% |
Fe | Balance |
Cr | 19.0-21.0% |
Cu | 3.0-4.0% |
Mo | 2.0-3.0% |
Nb | 8xC-1.0% max |
C | .07% max |
Mn | 2.0% max |
p | .045% max |
S | .035% max |
Si | 1.0% max |
Mechanical Properties | |
Tensile Min | 80 ksi |
Yield Min. (.2% offset) | 35 ksi |
Elongation Min. | 30% |
Reduction of Area Min. | 50% |
Size Range | 3/64″ – 4″ max |
Standard Grades Available | 28,40,100, 200 |
General Information
Brass balls show fairish mechanical performance, good corrosion resistance, excellent electrical properties. They generate low frictions.
Applications
Special Valves, Industrial Pumps and Valves, Electronic Devices, Safety Switches, Heating Units, Appliances, Furniture Rails.
They are used in the Automotive, Electronic and Petrochemical Industry.
Chemical Composition | |
Cu | 68.50-71.50% (C26000) 63.00- 68.50% (C27000) 59.00- 63.00% (C28000) |
Zn | balance (C26000) balance (C27000)balance (C28000) |
Pb | 0.070 Max (C26000) 0.090 Max (C27000)0.090 Max (C28000) |
Fe | 0.050 Max (C26000) 0.070 Max (C27000)0.070 Max (C28000) |
Hardness HRB | 75-87 |
Mechanical Properties | |
Size Range | 3/64″ – 4″ max |
Tensile Strength | 500-600 Mpa |
Density | 8.49 g/cm3 |
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