Hollow Balls

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Product Description
Characteristics and Advantages of Hollow Ball
Quality Guarantee 100% no leaks and pinholes.
Stable Materials Better resistance to alkalis & acids.
Unbeatable Lightness 50-70% lighter than conventional solid balls.
Torque reduced by 20-40% Effectively improve the performance of actuator,
lot less malfunctions & breakdowns of actuators
in longtime operation.
Easier Installation Easier assembling process; fewer damages during installation.
Labor Safety Safer working environment by using lighter balls.
Cost Savings Greatly reduced material, transportation & maintenance costs.
Prolonged PTFE lifetime Less damage to of PTFE seats & seals caused by the weight of the ball.
Product Feature

Material: SUS304, SUS316, Hastelloy C276

Roundness (Outside dia.) 1/2"-3" +/- 0.05, 4"-10" +/- 0.10 
   * W/kgs +/- 10% (W/kgs refers to ball's finished weight)
   * Wall thickness +/- 10%
   * Stainless steel hollow balls, hollow sphere

Product Specification

Hollow Ball

Item NO. Dla.Size G±0.1 D±0.1 L±0.2 T±0.2 M±0.1 Roundness
HC99020 3/4" 34 20 26.1 2.0 6 0.03
HC99025 1" 42 25 32 1.6 6 0.03
HC99032 1-1/4" 56 32 44.4 2.9 8 0.03
HC99040 1-1/2" 66 39 51.4 3.0 8 0.03
HC99050 2" 81 49 62.6 3.5 12 0.05
HC99065 2-1/2" 102 63 78 3.5 12 0.05
HC99080 3" 125 78 95 4.0 12 0.05
HC99100 4" 154 98 116 5.0 12 0.08
HC99125 5" 192 122 144.8 6.0 18 0.08
HC99150 6" 230 150 171 6.0 20 0.08
HC99200 8" 300 200 220 8.0 20 0.10
HC99250 10" 370 250 270 10.0 30 0.10
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