Advanced ELGI Rubber Curing Systems

The ELGI Rubber Curing System Envelope plays a pivotal role in affixing the tread rubber to the casing within the autoclave/bonder throughout the curing procedure. Our selection of envelopes and sealing mechanisms is diverse, catering to different casing types – be it radial or bias. This assortment ensures an appropriate solution for each scenario, facilitating optimal curing.

Envelope holds the tread rubber to the casing in the autoclave/bonder during the curing process. We have diverse range of envelopes and sealing system based on the casing type (radial or bias).

The industry’s ideal inner envelopes that perfectly fits to the tyre sizes.

Curing products with consistence in low cost/cure.
Increased productivity with lower mis-cures improves the business performance.
Higher elasticity with great heat resistance.

Ultra Series Inside Envelope

Ultra Series Outside Envelope

Max Series Outside Envelope

Envelopes and sealing systems depend on whether the casings to be cured are of radial or bias-ply construction.

Sealing is the crucial step that is used to create an airtight seal between the retreaded rubber and the casing of the tyre.

FlexSeal

Snap Seals

Rim & Bag

Inside & Outside envelope seal

Wicking Pad

High elasticity compound eliminating tread deformations.
More durable than cloth wick pads and can be used repeatedly.
Eliminates use of venting poly underneath.
Excellent thermal resistance, reducing aging for extended use.

Dimension	Quantity (per box)
55.50 X 6.75	15
48.75 X 6.75	15
55.50 X 6.75	4
48.75 X 6.75	4

Envelope Valve	Straight EV 01-1
Envelope Valve	Bent Wide Base 62.5 mm EV 02-2
Envelope Valve	Straight Wide Base 64 mm EV 01-2
Envelope Valve	Straight EV 01-3
Envelope Valve	Bent EV 02-1

Envelope Repair Gum-Orange	1.5 X440 MM
Envelope Repair Gum-Orange	1.5 X50 MM
Envelope Repair Gum-Orange	2.5 X360 MM
Envelope Repair Gum-Orange	2.5 X50 MM
Flammable Envelope Repair Cement	250 ML (8 CN)CS
Non-Flammable Envelope Repair Cement	250 ML
Flammable Envelope Repair Cement	250 ML
Envelope Repair Gum	- 2.5T x 50W mm - 0.5 kg