Manufacturer in China High Quality Wholesale Tg4 Tc Tb Tc FKM Oil Seal Rubber Oil Seal Customizable All Size NBR Oil Seal

Product Description

high-performance supplier

For over 20 years, we have focused professionally on hydraulic reciprocating seals and skeleton rotary seals. Our products are widely applied across hydraulic & pneumatic systems, construction machinery, chemical engineering, metallurgy, power generation, papermaking, coal mining and many other key industries.
 
Our self-developed KVK brand seals are manufactured in strict accordance with Chinese national standards, enterprise standards and selected international standards. Supported by premium materials, proprietary formulations, sophisticated production processes and nine core sealing technologies, we provide hundreds of product types and nearly 10,000 specifications, all available from stock with efficient warehousing and logistics.
 
We maintain a strong professional team of over 100 staff, including more than 60 frontline production workers, a dedicated technical team of 5 engineers, 6 regional sales departments and over 30 sales representatives. This enables us to fully meet the diverse demands of end users, distributors and partners worldwide.
 
Integrating industrial resources has always been our core strength to better serve customers. By combining our own manufacturing advantages with partnerships with leading international brands, we have built a large-scale one-stop seal supply center integrating R&D, production, agency, warehousing and sales. We deliver reliable service: in-stock availability, prompt order processing and fast delivery.
 
Our major agency lines include Taiwan TTO skeleton oil seals, Taiwan NAK FKM skeleton oil seals, Italian POF skeleton oil seals and Taiwan Dingji (DZ) seals. We also distribute premium products from NOK (Japan), VALQUA (Japan) and Hallite (UK).
 
We uphold perseverance, innovation and dedication, committed to customer satisfaction, trustworthy cooperation and ethical business management.

Specification

Applications

1.Construction: Building foundations, trenching, demolition

2.Roadwork: Land leveling, ditch digging, material handling

3.Mining: Quarrying, ore extraction, loading
4.Agriculture: Land clearing, irrigation channel digging
5.Forestry: Log handling, land preparation

Key Configurations

Engine: High-torque, low-emission diesel engine (Tier III compliant)
Hydraulic System: Precision-controlled pumps and valves for smooth operation
Undercarriage: Reinforced steel tracks with adjustable tension
Cab: Ergonomic ROPS/FOPS-certified cabin with air conditioning
Arm & Bucket: Multiple size options (standard, long-reach, heavy-duty)
Control System: Intelligent monitoring panel with fault diagnostics

Customization options

Customized logo(+ from /Min. order: 1,000 pieces)
Customized packaging(+ from /Min. order: 1,000 pieces)
Graphic customization(+ from /Min. order: 1,000 pieces)

right elevation

left elevation

front elevation

Technical Specifications

(Custom configurations available upon request.)

Model	EX200	EX300	EX400
Operating Weight (kg)	20,000	30,500	45,000
Engine Power (kW)	110	165	220
Bucket Capacity (m³)	0.8–1.2	1.2–1.8	1.8–2.5
Max Digging Depth (m)	6.2	7.5	8.8
Max Reach (m)	9.5	11.2	13.6
Fuel Tank (L)	350	450	600

Drawings & Dimensions

Detailed CAD drawings and dimensional diagrams are available for download here or upon inquiry. Our engineering team can provide tailored designs to meet specific project requirements.

After Sales Service

Standard Warranty: 12 months or 2,000 operating hours (whichever comes first).
Extended Warranty: Optional coverage up to 36 months.
Global Support: 24/7 technical assistance and spare parts supply.
Training: On-site or remote operation/maintenance training.

Company Profile

Putian Jizhi. Co., Ltd.

XXX Heavy Machinery Co., Ltd. is a leading Chinese manufacturer of construction equipment with over 20 years of expertise. Certified with ISO 9001, CE, and GOST, we export to 50+ countries, offering reliable machinery backed by R&D innovation and strict quality control.

FAQ

Q: What’s the lead time for orders?
A: Standard models ship in 15–30 days; customized units require 30–45 days.

Q: Do you provide after-sales service overseas?
A: Yes, we have partnered service centers in key regions.

Q: Can I request a customized bucket size?
A: Absolutely! We offer tailored attachments.

Q: What documents do you provide for export?
A: Full export package (Commercial Invoice, Packing List, Bill of Lading, COC, etc.).

Q: How do I place an order?
A: Contact us via email/phone for a quote, then confirm with a PO.