High Strength Double Sealed Manhole Cover Waterproof Manhole Cover Rustproof

Product Benefits:

1. No inherent scrap value thus reducing risk of theft.

2. Moderate weight and easy installation.

3. Can be used in -30℃ to 70 ℃degrees environment.

4. 30 years of service life.

5. Tested by national security agencies. Compressive, bending and impact resistant. Heat, cold, acid, etc.

6. Corrosion resistance, meet the needs of environmental protection, and reduce the exploitation of mining resources; beautify the city, classify the coloring, and enhance the taste of the city.

 Advantages:

1. OEM service:

No agents, no trading company, reduce all necessary cost for you. Direct communication with our engineer.

2. Professional team:

20 years foreign customers service experience. Over 10 years investment casting manufacture.

Almost 35% high educated people.

3. Globally acceptabe quality:

The products offered by us are thoroughly examined by our experienced professionals to ensure their durability, reliability and long service life.

Full fledged QA department & ISO 9001 certification.

4. MOQ:

100 pcs is even acceptable in some special conditions

5. Annual output

It is more than 3000 metric ton, so we can deliver on time.