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What are the methods for recycling type ii urea resin sand?

What are the methods for recycling type ii urea resin sand?

2025-11-19

In precision casting, recycled sand is often mixed with new sand in a certain proportion to balance cost and performance.

How do polyamide nylon media maintain their toughness under low-temperature conditions?

How do polyamide nylon media maintain their toughness under low-temperature conditions?

2025-11-06

As an important class of engineering plastics, maintaining toughness at low temperatures is one of the key performance indicators for polyamide nylon media.

How does the fluidity of type II urea resin sand affect mold filling efficiency?

How does the fluidity of type II urea resin sand affect mold filling efficiency?

2025-10-23

If the sand mixing time is too short, the resin, catalyst and raw sand will be unevenly mixed, and the fluidity in some local areas will vary greatly, which will affect the filling uniformity.

What is the burr removal rate of cryogenic deflash media on the inner wall of small-aperture workpieces?

What is the burr removal rate of cryogenic deflash media on the inner wall of small-aperture workpieces?

2025-10-11

Cryogenic deflash media provides an efficient solution for removing burrs on the inner walls of workpieces with tiny apertures through the synergistic effect of thermodynamics and fluid mechanics.

How does PC frozen sand maintain structural stability and effectively impact-fracture brittle burrs in extremely low-temperature environments?

How does PC frozen sand maintain structural stability and effectively impact-fracture brittle burrs in extremely low-temperature environments?

2025-09-24

In precision manufacturing, deburring after part molding is a critical step affecting efficiency and quality.

When storing type ii urea resin sand molds, how can we control the ambient temperature and humidity to prevent strength loss or deterioration due to moisture absorption?

When storing type ii urea resin sand molds, how can we control the ambient temperature and humidity to prevent strength loss or deterioration due to moisture absorption?

2025-09-10

The core of type ii urea resin sand storage is to create a stable temperature and humidity environment, and the first thing to do is to start with the airtightness of the storage space and basic regulation.

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