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Features of Core Technology: Multi-eccentric Design:Forced Sealing, Tight Shut-off Trunnion-mounted Structure:Stable Switching and Reliable Performance Self-cleaning Function:Fluid Flushing, Automatic Cleaning Anti-lock Araking Ball :Unique Design, Patented Technology Disengagement micro torque:No-load Rotation, Easy to Operate Surface Hardened of the whole ball:Impact-resistant and Wear-resistant, Protecting the Ball No Dead Cavity in flow :Not Easy to Accumulate Slag and Reduce Scalin |
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