Yantai Dopro Industry Technology Co., Ltd.
| Payment Terms | T/T, L/C, PayPal, Western Union |
| Supply Ability | 3,000 Sets per Month |
| Delivery Time | 3-7 working days |
| Packaging Details | Labeled compartment box with individual seal bags, export-grade carton |
| Parts Number | HB4700 Seal Kit |
| Application | Atlas Copco HB4700 Hydraulic Hammer |
| Seal Materials | PU + NBR + PTFE + FKM |
| Position | Hydraulic Cylinder System |
| Package Type | Complete Set with All Required Seals |
| Brand Name | HUILIAN |
| Model Number | HB4700-SK |
| Place of Origin | Guangdong, China |
| Certification | ISO 9001:2015 |
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Product Specification
| Payment Terms | T/T, L/C, PayPal, Western Union | Supply Ability | 3,000 Sets per Month |
| Delivery Time | 3-7 working days | Packaging Details | Labeled compartment box with individual seal bags, export-grade carton |
| Parts Number | HB4700 Seal Kit | Application | Atlas Copco HB4700 Hydraulic Hammer |
| Seal Materials | PU + NBR + PTFE + FKM | Position | Hydraulic Cylinder System |
| Package Type | Complete Set with All Required Seals | Brand Name | HUILIAN |
| Model Number | HB4700-SK | Place of Origin | Guangdong, China |
| Certification | ISO 9001:2015 | ||
| High Light | HB4700 Breaker Seal Kit ，PU NBR PTFE Hydraulic Seal ，Atlas Copco Hammer Seal Kit | ||
This comprehensive seal repair kit for the Atlas Copco HB4700 hydraulic breaker contains all required sealing components manufactured from premium-grade PU (Polyurethane), NBR (Nitrile Rubber), PTFE (Polytetrafluoroethylene), and FKM (Fluoroelastomer) materials. The multi-material combination ensures optimal sealing performance across the full operating pressure and temperature range.
| Parts Number | HB4700 Seal Kit |
| Application | Atlas Copco HB4700 Hydraulic Hammer |
| Position | Hydraulic Cylinder System |
| Materials | PU + PTFE + FKM + NBR |
| Package Contents | Full set O-rings, oil seals, wear rings, backup rings |
| Delivery Time | 3-7 Working Days |
PU seals provide excellent abrasion resistance and high load-bearing capacity for the piston and cylinder interface. NBR O-rings deliver reliable low-pressure sealing with good oil compatibility. PTFE backup rings prevent extrusion under high pressure. FKM seals withstand elevated temperatures in the accumulator section.
All seals are manufactured to OEM dimensional specifications for exact fit. The kit effectively solves common issues of oil leakage, pressure drop, and sealing failure in hydraulic breakers operating under heavy-duty mining and construction conditions. Packaged in a labeled compartment box for easy identification during installation.
Company Details
Business Type:
Manufacturer,Exporter
Year Established:
2010
Total Annual:
10000000-50000000
Employee Number:
080~100
Ecer Certification：
Verified Supplier
DOPRO is a professional manufacturer of Hydraulic Breaker for more than 15 years, we are leading manufacturer in china domestic market for breaker spare part and whole breaker production ,meanwhile we get more production line for excavator attachments . Until now ,we get three factory and one expo... DOPRO is a professional manufacturer of Hydraulic Breaker for more than 15 years, we are leading manufacturer in china domestic market for breaker spare part and whole breaker production ,meanwhile we get more production line for excavator attachments . Until now ,we get three factory and one expo...
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