Dual-Layer Bimetal Design: Inner sleeve of 25-28% high-chromium cast iron with outer sleeve of forged 45# steel.
Superior Hardness: Inner surface hardness reaches HRC 60 or above after professional heat treatment.
Long Service Life: Ensures stable operation for over 1000 hours in harsh oil drilling environments.
100% Interchangeability: Fully compatible with liners from major mud pump brands and models.
OEM and ODM Support: We accept customization from samples, designs, and full customization requests.
Comprehensive Warranty: One-year warranty coverage provided for all mechanical equipment.
Wide Model Compatibility: Suitable for Bomco, Hong Hua, IDECO, National, Oilwell, and many other brands.
Strict Quality Control: Three-step inspection process ensures high-quality products before delivery.