Attributes

Brand	-
Category	Root / Metal Materials & Products
Origin	-
Material Composition	Tin Bronze (CuSn5, CuSn6)
Product Type	Shaft Sleeve and Slide Block
Model Series	ZQS5-5, ZQS6-6
Surface Finish	Polished and Machined
Hardness Range	HB 70-90
Corrosion Resistance	High resistance to seawater and acids
Application Area	Industrial Machinery and Marine Equipment
Manufacturing Standard	ISO 9001 Certified
Thermal Conductivity	Approx. 60 W/(m·K)
Shipping Method	Express Air Freight Available

6 reviews

Anonymous

Mar 21, 2026

Rating: 4/5

Great value for money

The price point is competitive for tin bronze. The only minor issue was the packaging could be slightly more robust for heavy items.

Anonymous

Mar 15, 2026

Rating: 5/5

Perfect fit for our hydraulic pumps

The ZQS6-6 flange sleeves arrived quickly and matched our specifications exactly. The machining quality is excellent with no burrs.

Anonymous

Mar 14, 2026

Rating: 5/5

Reliable supplier for industrial parts

We have ordered multiple batches of the C200 copper tubes. Consistency in dimensions is impressive across all orders.

Anonymous

Mar 13, 2026

Rating: 5/5

Excellent corrosion resistance

Using these in a marine environment and they are holding up very well against saltwater exposure. Highly recommended.

Anonymous

Mar 11, 2026

Rating: 5/5

Fast shipping as advertised

Needed these urgently for a repair job. The express shipping option worked perfectly, and the part quality did not disappoint.

Anonymous

Mar 07, 2026

Rating: 4/5

Good quality bronze

Solid material and good weight. We use these for slide blocks in our assembly line. Delivery was faster than expected.

5 FAQ

Q: Is this material suitable for high-temperature applications?

A: Tin bronze maintains good mechanical properties up to approximately 250°C. For temperatures exceeding this, we recommend consulting our engineering team for alternative alloys.

Q: What are the exact dimensions for the ZQS5-5 block?

A: The ZQS5-5 block typically features a 5mm inner diameter, but custom lengths and outer diameters are available upon request. Please contact us with your specific drawing.

Q: What is the lead time for bulk orders over 500 units?

A: For bulk orders exceeding 500 units, the standard production lead time is 10-14 business days, plus shipping time depending on your location.

Q: Can these shaft sleeves be customized with oil grooves?

A: Absolutely. We offer CNC machining services to add oil grooves, holes, or specific tolerance fits based on your technical requirements.

Q: Do you provide material certification with the order?

A: Yes, every shipment includes a Mill Test Certificate (MTC) detailing the chemical composition and mechanical properties of the batch.

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