Product Description

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1. Environmental protection
 With raw material non-toxicity, it will not influence to user.
 2. Longevity
 SMC manhole cover has the advantages of high strength and good electrical insulation properties, waterproof, aging resistance, acid and alkali resistance, impact resistance.
 3. Competitive price
 The price of compound manhole cover is lower than stipulated standard cast iron ones. The manhole cover has no recycling value, to the Ministry of construction industry standards. 
 4. Light weight
 The weight is 1/3 lighter than cast iron ones so that it is convenient to transport, install, rush repair; construct easily and reduce working intensity. 
 5. Nice appearance
 Beautiful appearance and rich colors; the cover is not sprayed in surface but painted in whole material so that the color can keep lasted.
 6. Anti-theft
Non-recycle material, anti-theft naturally; the lock attachment can prevent tunnel products from losing, therefore city blackhole can be stopped totally.
 7. Low noise
 Harsh noise and rebounding free when car roll.