Rammer S25 S27 S29 Hydraulic Breaker Piston CrMo42 for Excavator Rammer Rock Breaker Spare Parts
Key Features & Selling Points for S25 S27 S29 Piston
Key Features:
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High-Grade Forged Construction: Manufactured from premium forged alloy steel, providing superior grain structure, strength, and impact resistance compared to cast alternatives, essential for enduring millions of high-stress cycles.
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Precision Hardening & Surface Treatment: Features localized hardening (e.g., induction hardening) on critical wear surfaces like the impact faces and seals lands, combined with specialized surface finishing (e.g., nitriding or chrome plating) to maximize wear resistance and minimize friction.
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Optimized Aerodynamic & Weight Design: Engineered with a carefully balanced weight-to-size ratio and a streamlined profile to minimize air resistance within the cylinder, ensuring rapid acceleration and deceleration for optimal impact energy and frequency.
Selling Points:
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Direct Impact on Drilling Performance & Efficiency: As the core impacting component, this piston directly determines the power and consistency of each blow.
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Extended Service Life & Reduced Downtime: Its forged durability and advanced surface treatments significantly extend the piston's operational life by resisting deformation, cracking, and wear. This leads to longer intervals between overhauls and fewer unplanned breakdowns.
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Protects Other Drifter Components: A precisely machined and balanced piston moves correctly within the cylinder, preventing uneven wear on the cylinder liner, seals, and other internal parts. This protects the entire drifter from collateral damage, avoiding more costly repairs.
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Guaranteed Fit & Reliable Operation: Manufactured to exact OEM specifiions for dimensions, weight, and balance, it guarantees seamless installation and perfect compatibility. This ensures immediate restoration of the drifter's original performance and reliable, trouble-free operation.
| Parts Number | S25 S27 S29 Hydraulic Breaker Piston |
|---|---|
| Delivery Time | 1-12 Work days |
| Appliion | S25 S27 S29 Hydraulic Rock Hammer Excavator Spare Parts |
| Part Name | S25 S27 S29 Hydraulic Breaker Piston |
| Position | Hydraulic Cylinder System |
| Material | Crmo20 Crmo42 Crmo40 |
| Brand | HUILIAN, or as required |
| Package Details | Carton, Wooden Box, Plastic Bag, Neutral Packing, PP Bag, or as Required |
| Shipment | Air, Sea, Express Mail, etc. |
| Payment | T/T, Western Union, PayPal, L/C at sight, Alipay etc |


| Hammer Parts | Main Body | Back Head | Charging Valve | Cylinder | Seal Retainer |
| Socket Plug | Piston | Adapter | Valve | Valve Plug | Valve Sleeve |
| Front Head | Grease Nipple | Rod Pin | Stop Pin | Rubber Plug | Front Head Pin |
| Ring Bush | Thrust Bush | Upper Bush | Front Cover | Tool Bush | Lower Bush |
| Rod Moil Point | Chisel | Washer | Through Bolt | Side Rod | Hex Nut |
| Air Check Valve | Valve Adjuster | Accumulator | Accumulator Body | Accumulator Cover | Socket Bolt |
| Charging V/V | Diaphragm | Seal Kit | O-Ring Seal | Gas Seal | Step Seal |
| Buffer Seal | Dust Seal | U-Packing | Back-up ring | Side Bolt | Upper Cushion |
| Down Cushion | Tool Set | N2 Gas Charging Set | N2 Gas Cylinder | B-3way valve assy |
1. We are manufacturers and product direct sales.
2. More than 17 years of industry experience.
3. Professional production technology, product good quality and Low price.
4. Fast delivery and Support OEM/ODM order.
5. Large Stock,Over 30,000 sizes and more than 1 million pieces in stock.
6.We have the full range of mould size and stable and high quality production line.

Huilian Machinery Equipment Co., Ltd (EB Seals) is a professional import dealer engaged in comprehensive hydraulic hammer parts in Guangzhou for more than 17 years. Adhere to original and OEM import quality.
Huilian is a business that focuses on the sales of various types of Damper/Shock Absorber,seal kit, diaphragm, piston, chisel, wear bush, rod pin, through bolt, side bolt, control valve assy, spare valve, cylinder block, accumulator and other commonly used parts of hydraulic hammer.
Specializes in:
--Excavator spare parts
--Hydraulic breaker accessories
Huilian Machine is continuously seeking the chances to meet all the friends both from home and abroad for win-win cooperation.
And we believe that quality parts will take us to a further place. Let’s build a better tomorrow, together!


Certification

FAQ
1. Is the main body customizable?
Yes, the main body can be customized according to your requirements.
2. What is your lead time?
Production usually takes about 3–7 working days after order confirmation. For large orders, the lead time can be discussed separately.
3. Can you produce products according to our drawings?
Yes, we can produce products based on your technical drawings and samples.
4. What are your main products and what industries do they cover?
Our main products include travel motors, swing motors, gearboxes, hydraulic pumps, control valves, and related hydraulic components. These products are widely used in excavators, bulldozers, loaders, road rollers, and other construction machinery.
5. What are your strengths in the machinery industry?
We have many years of industry experience, a professional technical team, strict quality control, stable product performance, and reliable after-sales service.
6. Which countries and regions do you mainly export to?
We mainly export to countries such as the United States, Australia, Canada, Peru, Brazil, Mexico, South Africa, Russia, and Southeast Asia.
7. Can we use your products in our excavators?
Yes, our products are compatible with many excavator models. Please provide your machine model and part number for confirmation.
8. How do you pack the products?
We use standard export wooden cases for packaging. Custom packaging is also available upon request.
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