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Welcome To Know Our Products, We Can Offer You High Quality Products!
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Email:
30
2026-04
GH 250 high‑head gravel pump impeller‑volute radial clearance optimization: optimal range 0.6-0.8 mm – improve efficiency by 6%, reduce particle jamming. Field adjustment methods (shimming/grinding) and measured data included.
30
2026-04
4/3C-XAH slurry pump coupling spider frequent failure causes: misalignment (radial ≤0.08 mm, angular ≤0.05/100 mm) and rubber material wear. Upgrade to polyurethane spider, extend life 3‑5 times.
30
2026-04
ZJL 50 vertical slurry pump pit bottom anti‑settling retrofit: reduce agitator speed from 1450 rpm to 980 rpm, change straight blades to backward‑curved blades – sediment reduced by 65%, run cycle extended from 3 days to 10 days.
29
2026-04
GH 150 high‑head gravel pump critical velocity calculation for long‑distance sand transport to prevent sedimentation blockage. Durand formula, parameter tables, and minimum safe flow for various pipe diameters.
29
2026-04
ZJQ 100 submersible slurry pump pre‑start insulation quick check: Polarization Index (PI) eliminates surface interference, accurately detects winding moisture. Start only if PI ≥ 1.5. Includes test method and interpretation criteria.




