Analysis of Cast Iron Manhole Covers Vs Matin Fiberglass Manhole Covers

Manhole cover

Cast Iron manhole  Cover

Matin SMC Fiberglass manhole Cover

Main material

Cast Iron

Fiberglass Resin reinforced with addictive

Theft problem

1. Easy to be steal

2. Cause potential traffic accident and injury

1. Zero theft value

Weight

D400 Opening 600mm = 56 KG

D400 Opening 600mm = 31KG

Transportation cost

High

Low

Installation & Maintain

1. Replacement cost per 5 years as theft

2. Heavier and need more than 2 workers

3. Cause potential injury because of heavy

1. 30 years free maintenance

2. 1 worker can finish installation & maintenance

3. Safe and low-cost

Corrosion, Conduction

and anti-static

1.Corroded

2. Electricity - conductive

3. Non anti-static

1. Anti-corrosion. Suitable for chemical area

2. Non-conductive. Suitable for Electricity area.

3. Anti-static. Suitable for Oil, Gas station.

Deformation

Permanent deformation is dead and can not

recovered.

Deformation can be recovered while pressure is

release, fully meet BS EN124 STANDARD.

Noise and Vibration

Big noise while car passing over

Low noise because of application of sealing ring

Design Flexible

Low flexible of customized design

1. Cover load, size and features can becustomize

2. Surface pattern. Customer logo free design

3. Various color supported

Trend

Fiberglass manhole cover now is replacing cast iron cover year by year.