[산업/전자]렌즈 접착제(Lens Bond) TYPE VTC-2 - UV 전 후경화 타입

Viscosity

6000 cps. - 10000 cps.

Refractive Index (full-cured)

1.50

Refractive Index (uncured)

1.49

Operational Temperature Range

-20℃ to 85℃

Youngs Modulus

1.8 x 105psi

Tensile Shear

2500 - 3000 psi

Shrinkage on Cure

<.5%

pH

4.4

Specific Gravity

1.2

Elongation

10-15%

Shore D. Hardness

65 -75

Coefficient of Thermal Expansion

38 dynes/cm

Surface Tension

35-37 dynes/cm

Glass Transition (Tg)

33℃

Shipping and Storage

빛이 없는 서늘한 곳에 보관

Shelf Life

생산 후 상온에서 12 months

Size

30gm

Pre-Cure

Full-Cure

Room temperature 22℃ (72℉) using longwave radiation (365nm) approximately 1" above the element. (15 watt light source)

Room temperature 22℃(72℉) using longwave radiation (365nm) approximately 1" above the element. (15 watt light source)

5-10 seconds between elements

1 hour between elements

20-30 seconds when used as an embedding medium, sealant or coating. (100 watt light source)

1 hour when used as an embedding medium, sealant, or coating. (100 watt light source).

NOTE: Cure time presupposes at least 75% to 85% transmission of the elements being bonded.For more information on our ultraviolet curing lamps please see our cementing department supply section of our web site.