many worldgen mods and gonna try technic now

mods/technic_plus/technic/machines/MV/grinder.lua

@@ -0,0 +1,13 @@
+-- MV grinder
+
+minetest.register_craft({
+	output = 'technic:mv_grinder',
+	recipe = {
+		{'technic:stainless_steel_ingot', 'technic:lv_grinder',     'technic:stainless_steel_ingot'},
+		{'pipeworks:tube_1',              'technic:mv_transformer', 'pipeworks:tube_1'},
+		{'technic:stainless_steel_ingot', 'technic:mv_cable',       'technic:stainless_steel_ingot'},
+	}
+})
+
+technic.register_grinder({tier="MV", demand={600, 450, 300}, speed=2, upgrade=1, tube=1})
+