Color: black black black

Viscosity (25℃) 900- 1000 centipoise 350-450 centipoise 400-500 centipoise

Specific gravity (25℃ g/ml):1.151.051.08.

Shelf life: half a year

Second, the mixing ratio: A: B = 4: 1 (weight ratio)

3. Hardening conditions: 25℃×24 hours or 60℃×2 hours.

Four. Working time: 25 ℃× 20min (400g/mass).

The characteristics of verb (abbreviation of verb) after hardening

Compressive strength: kg/mm 220-22

Tensile strength: kg/mm2 10- 12.

Bending strength: kg/mm2 13- 1

Elongation:% 3.2

Hardness: support above 80.

Water absorption: (25 ℃× 24h RSA) < 0. 1.

Withstand voltage: KV/mm 6-9

Six, matters needing attention:

The surface of jewelry should be clean and dry, without grease, impurities and moisture.

Please mix them according to the proportion in the instructions and stir them thoroughly.

Avoid blowing off dust and sundries after sealing and before hardening, so as not to affect the appearance.

It is best to wear gloves when using and wash your hands after using.

Packing specification: 30kg/ set Taobao has many sellers.