At Surelock McGill we have experienced a global rise in the need for high performance Cam Lift and Lift-Off hinges.

Our original range of hinges was designed to ease the operation of heavy duty and specialist doorsets for rugged offshore oil and gas applications. After decades of use, we have invested in state-of-the-art manufacturing technologies to enhance our classic hinge designs. This has resulted in products that provide the high quality performance expected from Surelock McGill, along with increased reliability and cost efficiency.

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Introducing the HC Range

Acoustic and Radio Frequency shielded doors block unwanted sound and communication waves from escaping a secured area. This is achieved by incorporating dampening material inside the door and multiple seals on and around the perimeter of the door and frame.

These added enhancements can translate into doors that are much heavier than traditional hollow metal applications, and thus require a hinge that can support these higher weights.

The HC line of hinges are designed and manufactured for precise and hassle-free operation of extremely large or heavy doors. To meet the extensive demands of high performance doorsets, the HC hinge range includes two main sizes: HC30 hinges for medium duty doorsets and HC44 hinges for larger, heavy duty doorsets.

CAM LIFT HINGES

Superb in design with fully machined helixes, our Cam Lift hinge sets for acoustic and RFI doors can handle weights up to 3,500 kg (7,700 lbs) and a radial load up to 3,000 kg (6,600 lbs).

The Cam Lift hinges provide consistent smooth lift up to 12.7 mm (0.5”) over 180°, releasing the door from its bottom seal, and reducing the risk of damage and wear. Our Cam Lift hinges are manufactured in 316 grade stainless steel for maximum strength even in the harshest environments. 

HC30 Cam Lift Rising Video
HC44 Cam Lift Rising Video

HC30 CAM LIFT HINGES

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HC30 LEFT HAND CAM LIFT  
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HC30 LEFT HAND CAM LIFT
WITH OPTIONAL SCREW-IN PIN

Manufactured Using Precision Machining

Reliability Tested to Over 1,000,000 cycles

ADA Compliant With Less Than 2.5 kg (5 lbs) of Opening Force Required on Door Leaves Under 200 kg (440 lbs)

5 x 5 Leaf Size and Hole Pattern Match ANSI/BHMA Standard Mortise Prep

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For pedestrian doors weighing up to 350 kg (770 lbs), the Surelock McGill HC30 medium duty, recess fitted, Cam Lift hinge is the answer to many problems that plague specifiers in the acoustic door space.

The precision design and 316 grade stainless steel construction will allow the HC30 Cam Lift hinge to provide the necessary lift for acoustic doors in any environment and continue to operate with little maintenance over the course of 1 million operations.

The HC30 Cam Lift hinge provides a maximum rise of 7.5 mm (0.29”) over 180°, opens with less than 2.5 kg (5 lbs) of force on a 200 kg (440 lbs) door, and includes a grease nipple for ease of service every 200,000 cycles.

HC44 CAM LIFT HINGES

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HC44 LEFT HAND CAM LIFT  
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HC44 LEFT HAND SUPPORT

Manufactured Using Precision Machining

Field Adjustable Cam Lift Hinge for Oversized Doors up to 3,500 kg (7,700 lbs)

316 Grade Stainless Steel Offering Long Term Durability

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Photo courtesy of Krieger Specialty Products

For oversized acoustic and RF doors, Surelock McGill offers the HC44 heavy duty, surface mounted, Cam Lift hinge. This hinge is designed to work as a set of a single Cam Lift hinge positioned in the middle of the door with Support hinges installed above and below. This combination can operate doors in excess of 3,500 kg (7,700 lbs) while providing up to 12.7 mm (0.5”) of rise over 180°.

The HC44 Cam Lift hinge includes a grease nipple for ease of maintenance as well as an adjustable locking nut to ensure maximum floor clearance. The 316 grade stainless steel and precision machined construction will provide trouble free operation for years of service.

LIFT-OFF HINGES

Lift-Off hinges for high performance hinged doors, supporting the weight and radial load as the door opens and closes.

Superb in design, our Lift-Off hinges can handle door weights up to 3,500 kg (7,700 lbs) and a radial load up to 3,000 kg (6,600 lbs). Manufactured in 316 grade stainless steel for maximum strength even in the harshest environments.

Fitted with a thrust bearing and grease nipple for lubrication, providing smooth operation and longevity.

HC30 Lift-Off Video
HC44 Lift-Off Video

HC30 LIFT-OFF HINGES

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HC30 LEFT HAND LIFT-OFF  
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HC30 LEFT HAND LIFT-OFF WITH
OPTIONAL SCREW-IN PIN

Full Mortise Hinge Recessed into Door and Frame

Designed for Door Weights up to 350 kg (770 lbs)

316 Grade Stainless Steel Offering Long Term Durability

High performance HC30 Lift-Off hinges are designed for medium duty, high performance hinged doors, supporting the weight and radial load as the door opens and closes. Superb in design, the HC30 Lift-Off hinge can handle door weights up to 350 kg (770 lbs). Manufactured in 316 grade stainless steel for maximum strength even in the harshest environments. Fitted with a thrust bearing and grease nipple for lubrication, providing smooth operation and longevity. HC30 Lift-Off hinges are normally used in a pair (2), or 1½ pairs (3) for over-height doors.

HC44 LIFT-OFF HINGES

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HC44 LEFT HAND LIFT-OFF  

Full Surface Hinge (surface mounted onto door and frame)

Designed for Door Weights up to 3,500 kg (7,700 lbs) and a Radial Load up to 3,000 kg (6,600 lbs)

 316 Grade Stainless Steel Offering Long Term Durability

High performance HC44 Lift-Off hinges are designed for heavy duty, high performance hinged doors, supporting the weight and radial load as the door opens and closes. Superb in design, the HC44 Lift-Off hinge can handle door weights up to 3,500 kg (7,700 lbs). Manufactured in 316 grade stainless steel for maximum strength even in the harshest environments. Fitted with a thrust bearing and grease nipple for lubrication, providing smooth operation and longevity. HC44 Lift-Off hinges are normally used in a pair (2), or 1½ pairs (3) for over-height doors.

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