Thermal insulation sleeve

insulatingprotectiontubular

Overview
Ami Polymer supplies silicone rubber sleeves designed for corona treater rollers used in surface treatment of plastic packaging. Sleeves provide a dielectric strength of 22 KV/mm, are produced straight at 180° and combine high electrical insulation with a wide operating temperature range. Manufactured by precision molding and controlled vulcanization, available in standard and custom dimensions.

Standard Sizes Available

• 1.5 in — roller Ø 38 mm — sleeve inner Ø 34 mm — wall 2, 2.5, 3, 4 mm
• 2 in — roller Ø 48–50 mm — sleeve inner Ø 47 mm — wall 2, 2.5, 3, 4 mm
• 2.5 in — roller Ø 63–65 mm — sleeve inner Ø 58 mm — wall 2, 2.5, 3, 4 mm
• 3 in — roller Ø 73–78 mm — sleeve inner Ø 69 mm — wall 2, 2.5, 3, 4 mm
• 3.5 in — roller Ø 88–90 mm — sleeve inner Ø 82 mm — wall 2, 2.5, 3, 4 mm
• 4 in — roller Ø 98–102 mm — sleeve inner Ø 93 mm — wall 2, 2.5, 3, 4 mm
• 4.5 in — roller Ø 115–118 mm — sleeve inner Ø 107 mm — wall 2, 2.5, 3, 4 mm
• 5 in — roller Ø 124–127 mm — sleeve inner Ø 115 mm — wall 2, 2.5, 3, 4 mm
• 6 in — roller Ø 148–152 mm — sleeve inner Ø 140 mm — wall 2, 2.5, 3 mm
• 8 in — roller Ø 200 mm — sleeve inner Ø 190 mm — wall 2, 2.5, 3 mm

Physical Properties

• Hardness: 60 ± 5 Shore A
• Dielectric strength: 22 KV/mm
• Temperature range: -80°C to +250°C
• Tensile strength: ≥ 250%
• Colors: Translucent, Red, Orange, Sky blue, Blue

Features

• Easy to mount on rollers
• Outstanding dielectric strength suitable for corona treatment
• Smooth inner and outer surface finish
• Flexible while remaining straight at 180°
• Available in standard and customized diameters
• Compatible with all types of corona treaters
• Color options available for bulk orders
• High-grade silicone formulation
• Stable electrical and thermal performance

Other Features

• Standard color: orange
• Other colors for bulk orders: Red Oxide, Sky Blue, Red, Green and others on request
• Custom lengths available
• Wall thickness customization available for bulk orders

Technical specifications

• Manufacturer / Brand: Ami Polymer Pvt. Ltd.
• Product: Silicone sleeves for corona treater rollers
• Dielectric strength: 22 KV/mm
• Hardness: 60 ± 5 Shore A
• Temperature range: -80°C to +250°C
• Tensile strength: ≥ 250%
• Standard diameters: 1.5 in to 8 in (see sizes list)
• Typical sleeve inner diameters: 34 mm up to 190 mm depending on roller size
• Wall thickness: commonly 2, 2.5, 3, 4 mm (general range 1.8–4 mm)
• Standard color: orange; other colors available for bulk orders
• Stock lengths: standard 10 m rolls; longer lengths available on request