Self-adhesive Liquid Silicone Rubber MY M3070-MingYi

Description

MY M3070 A/B is a liquid silicone rubber with self-adhesive properties to PC and good mold release.

Features

1. Two-component, 1:1 mixing ratio

2. Excellent mold release

3. Excellent self-adhesion to PC

4. Fast heat curing

5. Excellent mechanical properties

Applications

1. Goggles seal

2. Mobile phone protective case plastic wrap

3. Smart watch back cover sealing ring

4. Mobile phone card tray seal, etc.

Curing:

temperature	Curing time, 1cm thickness
125℃	200 S
150℃	50 S

Notes

1. MY M3070 A/B is a product catalyzed by platinum. The platinum catalyst is in the A component, and should be used with strict attention to avoid catalyst poisoning.

2. Only same batch of components A and B can be mixed together.

3. To ensure the best fluidity and uniformity of the material, the material must be fully stirred before being transferred into the container.

Technical index:

Properties	Test Method	Value
uncured
Component A
color		transparent
Density 23℃		1.140 g/cm³
Viscosity 23℃, 10S^-1	ISO3219	350Pa.s
Component B
color		translucent
Density 23℃		1.140 g/cm³
Viscosity at 23℃, 10S^-1	ISO3219	550Pa.s
Product data (A+B mixed)
Mixing ratio (weight)	A:B	1:1
Viscosity at 23℃, 10S^-1	ISO3219	450Pa.s
Curing time		See curing conditions
Product data (after cured)
color		transparent
Density 23℃		1.140 g/cm³
Hardness	DIN 53505	70
Tensile Strength	DIN 53504	8MPa
Elongation	DIN 53504	320 %
tear strength	ASTMD 624B	28 KN/m
PC cohesive destruction ≥50%	/	qualified

Packaging

Component A: 20 Kg/drum, component B: 20 Kg/drum.

Storage

1. Below 23°C, unopened barrels can be stored for 12 months, and the best use-by date is marked on the label of each product's outer packaging.

2. After the expiry date, it is necessary to do performance tests for relevant indicators to ensure the quality, and then could be used.