GREN-70 TECHNICAL DATA SHEET

PRODUCT DESCRIPTION 產(chǎn)品介紹

GREN-70 is an ABS like SL resin which has accurate and durable features. It is designed for solid state SLA platforms. GREN-70 can be applied in master patterns, concept models, general parts and functional prototypes in the field of automotive, medical and consumer electronics industries.The parts duability building with GREN-70 is over 6.5months.GREN-70 是一種具備精確和耐久特性的類ABS的立體光造型樹脂。它被用于固態(tài)激光的光固化成型法。GREN-70可應(yīng)用于于汽車，醫(yī)療，消費(fèi)電子等工業(yè)領(lǐng)域的母模，概念模型，一般部件，功能性部件的制作。用GREN-70樹脂制造的部件的耐久性長達(dá)6.5個月以上。

TYPICAL FEATURES典型特點(diǎn)

-Liquid resin`s medium viscosity, so easy recoating, easy clean parts and machines 中等粘度的液態(tài)樹脂，確保其更容易涂層以及清洗部件和機(jī)器

-Improved strength retained, improved dimensions retention of parts in humid condition 在潮濕環(huán)境中具有更好的強(qiáng)度及尺寸保持特性

-need minimal part finishing只需要極小的部件修飾

-Long shelf life in machine更長的實(shí)際使用期限

TYPICAL BENEFITS典型優(yōu)點(diǎn)

-Need less part finishing time,easier post-curing 更少的部件完成時間

-Buliding accurate and high tough parts with an improved dimensional stability 能夠建造精確和高韌性的部件并提高了部件的尺寸穩(wěn)定性

-High quality controls for vacuum casting parts 對于真空鑄造部件的高質(zhì)量控制

-Gray color after curing固化后灰色的顏色

-Outstanding machinable SLA material 卓越的可加工性

-Outstanding temperature resistant 卓越的耐溫性能

Physical Properties – Liquid Material 液態(tài)材料的物理性能

Appearance外觀	White白色
Density 密度	1.11~1.15g/cm³ @ 25 ℃
Viscosity 粘度	470~550 cps @ 30℃
Dp 固化深度	0.12~0.14 mm
Ec 臨界曝光量	9.1~9.5 mJ/cm²
Building layer thickness 建造層厚	0.05~0.12mm

Mechanical Properties of Post-Cured Material 固化后材料的機(jī)械性能

MEASUREMENT測試項(xiàng)目	TEST METHOD 測試方法	VALUE 數(shù)值
		90-minute UV post-cure 90分鐘紫外固化
Hardness 硬度, Shore D	ASTM D 2240	77~90
Flexural modulus 彎曲模量, Mpa	ASTM D 790	2,675-2,760
Flexural strength 彎曲強(qiáng)度, Mpa	ASTM D 790	71- 76
Tensile modulus 拉伸模量, MPa	ASTM D 638	2,642-2,773
Tensile strength 拉伸強(qiáng)度, MPa	ASTM D 638	44-57
Elongation at break 斷裂延長率	ASTM D 638	10 -16%
Poisson`s Ratio泊松比	ASTM D 638	0.40-0.45
Impact strength notched Izod, J/m 缺口沖擊強(qiáng)度	ASTM D 256	34 - 45
Heat deflection temperature, ℃ 熱變形溫度	ASTM D 648 @66PSI	61~74
Glass transition,Tg 玻璃化轉(zhuǎn)變溫度，℃	DMA，E”peak	67~80
Coefficient of thermal expension,熱膨脹系數(shù), /℃	TMA(T	84~99*E-6
Density 密度, g/cm³		1.12~1.18
Dielectric Constant介電常數(shù) 60 Hz	ASTM D 150-98	4.1~5.1
Dielectric Constant介電常數(shù) 1 kHz	ASTM D 150-98	3.4~4.2
Dielectric Constant介電常數(shù) 1 MHz	ASTM D 150-98	3.1~4.1
Dielectric Strength絕緣強(qiáng)度 kV/mm	ASTM D 1549-97a	12.7~16.9