Drilling winch fine filter element HH8670C20TB1
Drilling winch fine filter element HH8670C20TB1
Drilling winch fine filter element HH8670C20TB1
Technical Data Sheet: Drilling Winch Fine Filter Element HH8670C20TB1
1. Core Specifications
- Model: HH8670C20TB1
- Filtration Rating: 20 μm (absolute)
- Material Construction:
- Filter Media: High-efficiency glass fiber composite (ISO 16889 certified)
- End Caps: Carbon steel with anti-corrosion coating
- Seal: Nitrile rubber (NBR) O-ring, temperature-resistant.
- Dimensions:
- Outer Diameter: 168 mm
- Height: 330 mm
- Thread Type: 1-1/2" UNF (Unified National Fine) or SAE-12 port (confirm port adaptor compatibility).
2. Performance Parameters
- Flow Rate: 150 L/min (max. recommended for optimal filtration)
- Dirt Holding Capacity: ≥220 g (tested per ISO 4572)
- Pressure Tolerance:
- Operating Pressure: ≤50 bar (725 psi)
- Burst Pressure: ≥150 bar (2,175 psi)
- Temperature Range:
- Standard: -20°C to +100°C
- Peak (short-term): +120°C (with reduced seal lifespan).
- Initial Pressure Drop: ≤0.08 MPa (11.6 psi) at 40°C and 100 L/min flow.
3. Compatibility & Standards
- Applications:
- Hydraulic systems for drilling winches, hoists, and drawworks.
- Compatible fluids: Mineral-based hydraulic oils, synthetic esters (PAO, PAG), and water-glycol fluids (verify fluid compatibility chart).
- Standards Compliance:
- ISO 2941 (Burst Pressure)
- ISO 3724 (Flow Fatigue Resistance)
- API RP 7J-2018 (Drilling Equipment Lubrication Standards).
4. Maintenance & Replacement Guidelines
- Replacement Interval:
- Standard: 500 service hours or 6 months (whichever comes first).
- High-contamination environments (e.g., desert drilling): Reduce to 300 hours.
- Condition Monitoring:
- Replace if ΔP exceeds 0.3 MPa (43.5 psi) or visual inspection shows media deformation/collapse.
- Installation Notes:
- Pre-lubricate seals with clean oil.
- Avoid cross-threading; torque to 60-70 N·m (44-52 ft-lb).
5. OEM & Cross-Reference Options
- OEM Equivalent:
- Parker Hannifin: HF3002-20
- Bosch Rexroth: R902500500
- Third-Party Alternatives:
- Donaldson: P550800 (20 μm)
- Pall: HH8670C20TB1 (direct replacement).
Contact us :
Demi Zhou
Sale Manager
------------------------------------------------------
Henan Demalong Filtration Equipment Co., Ltd.
Skype: demi8242@126.com
Mob & WhatsApp & Wechat : (+86) 188-3711-9531
You know you have received a quality DeMalong Filter hydraulic filter when you our logo on the filter box with our brand name and part number.
Our filters are built with the highest quality and reliability in mind so you know your equipment is safe and can keep running smoothly.
DeMalong Filter hydraulic filters can be used in a variety of industries including but not limited to: power generation, defense, oil/gas, marine and other motor sports, shipping and transportation, railroad, mining, pulp and paper, steel making and manufacturing, entertainment and various other industries.
All of our elements are manufactured according to ISO specifications, including: ISO 16889, Clean DP (low and high visc.) - ISO 3968, Fluid compatibility - ISO 2943, Flow fatigue resistance - ISO 3724, Dirt capacity - ISO 16889, Collapse pressure - ISO 2941
All items marked "Replacement" or "Interchange" are not affiliated with the original manufacture where names and part numbers are for cross reference only. All trademarks are trademarks of their respective owners. Reference is made to the OEM solely to identify the compatibility of DeMalong Filter Inc. filter with the OEM filter.
Images may be general representations of products and may vary from image. All items are sold by 1 unit unless a pack size is listed in the title description.
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