The source document specifies a carbon-fibre content above 90% in the reinforcing layer, combined with a metal sucker-rod core and stainless end-sealing components. A basalt inorganic-flake option is listed for high-wear service.
GMQ-32-P3-M2-S Polished Rod Stuffing Box
A compact follower-type polished rod stuffing box designed to compensate for lateral rod movement, distribute packing load more…
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