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PROJECT CASE STUDY

TORONTO CASTINGS

Wheel for Elevator

Rollamo manufactured the open-close pulley mechanism used in elevator doors for Toronto Castings in 2017.

PRECISION
COMPONENTS FOR
SMOOTHER, SAFER
ELEVATOR SYSTEMS.
01

TOOLING & MACHINING

GRAVITY DIE CASTING & CNC TURNING

The components were manufactured using gravity die casting with a special center-hole treatment for a metal bush insert. Rollamo developed a dedicated die to ensure optimal metal pour, followed by CNC turning to achieve zero porosity.

GRAVITY DIE

High-density casting process

SPECIAL DIE

Engineered for controlled metal pour & bush insert

CNC TURNING

Precision post-casting machining

ZERO POROSITY

Flawless surface & internal integrity

02

RESULT

ZERO POROSITY DELIVERED

The precision casting and post-machining process achieved complete zero porosity, satisfying all critical safety and durability specifications for elevator door mechanisms.

ZERO POROSITY
100% Quality Conformance Verified

Validated through strict ultrasonic & surface metrology testing

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